Observed 12:40 PM PDT at KOVE

Princeton, CA weather

Sunny and 66°19°.

Mostly agree

Now 66°19°

Sunny

Wind: 8 mph13 km/h; From the west-northwest. Gusts to 27 mph43 km/h around 5 PM
Dew point: 52°11°; Comfortable · down to 41°5° by 2 PM
UV index: 3Moderate; Moderate until 4 PM · peak 4
Air quality: 19Good; Main pollutant: PM2.5 (fine particles)
Pressure: 30.08 inHg1019 hPa; Falling slowly · −0.02 inHg−0.7 hPa in 3 h

None rain now, through the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Gusts to 27 mph43 km/h today 3–6 PM
High 69°21° today at 5 PM
Below 60°16° tonight after 9 PM
Low 48°9° tomorrow at 7 AM
Above 60°16° tomorrow by 11 AM

This afternoonUp to 69°21° by 5 PM · gusts to 27 mph43 km/h · Clear
TonightDown to 50°10° by 4 AM · Clear
Tomorrow morningUp to 62°17° by 11 AM · Clear
Tomorrow afternoonUp to 74°23° by 5 PM · Clear
Tomorrow nightDown to 43°6° by 5 AM · Partly cloudy
Sunday morningUp to 58°14° by 11 AM · Partly cloudy

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Fri 12p	Sunny	63°17° (likely 63°17° to 67°19°)	63°17°	0%	14 mph23 km/h from NNW, gusts 22 mph35 km/h	60%	0%	3
Fri 1p	Sunny	65°18° (likely 65°18° to 69°21°)	65°18°	0%	13 mph21 km/h from NNW, gusts 24 mph38 km/h	47%	0%	4
Fri 2p	Sunny	67°19° (likely 67°19° to 71°22°)	67°19°	0%	12 mph19 km/h from NNW, gusts 24 mph39 km/h	38%	0%	3
Fri 3p	Sunny	68°20° (likely 68°20° to 71°22°)	68°20°	0%	12 mph19 km/h from NNW, gusts 26 mph41 km/h	34%	0%	3
Fri 4p	Sunny	67°19° (likely 67°19° to 71°22°)	67°19°	0%	12 mph19 km/h from NNW, gusts 26 mph42 km/h	33%	0%	1
Fri 5p	Sunny	69°21° (likely 67°19° to 70°21°)	69°21°	0%	10 mph16 km/h from NNW, gusts 27 mph43 km/h	35%	0%	2
Fri 6p	Clear	66°19° (likely 64°18° to 67°19°)	66°19°	0%	9 mph14 km/h from NNW, gusts 22 mph36 km/h	43%	0%	0
Fri 7p	Clear	62°17° (likely 61°16° to 64°18°)	62°17°	0%	9 mph14 km/h from NNW, gusts 22 mph36 km/h	50%	0%	0
Fri 8p	Clear	61°16° (likely 59°15° to 62°17°)	61°16°	0%	9 mph14 km/h from NNW, gusts 23 mph36 km/h	51%	0%	0
Fri 9p	Clear	57°14° (likely 57°14° to 61°16°)	57°14°	0%	10 mph16 km/h from N, gusts 23 mph37 km/h	53%	0%	0
Fri 10p	Clear	56°13° (likely 56°13° to 60°16°)	56°13°	0%	10 mph16 km/h from N, gusts 21 mph34 km/h	58%	0%	0
Fri 11p	Clear	55°13° (likely 55°13° to 59°15°)	55°13°	0%	10 mph16 km/h from N, gusts 19 mph31 km/h	55%	0%	0
Sat 12a	Clear	54°12° (likely 54°12° to 59°15°)	54°12°	0%	12 mph19 km/h from N, gusts 22 mph35 km/h	57%	1%	0
Sat 1a	Clear	54°12° (likely 54°12° to 58°14°)	54°12°	0%	12 mph19 km/h from N, gusts 22 mph36 km/h	55%	1%	0
Sat 2a	Clear	53°12° (likely 53°12° to 58°14°)	53°12°	0%	12 mph19 km/h from NNW, gusts 21 mph34 km/h	54%	2%	0
Sat 3a	Clear	52°11° (likely 52°11° to 57°14°)	52°11°	0%	12 mph19 km/h from NNW, gusts 22 mph35 km/h	55%	1%	0
Sat 4a	Clear	50°10° (likely 50°10° to 56°13°)	46°8°	0%	12 mph19 km/h from N, gusts 20 mph33 km/h	54%	1%	0
Sat 5a	Clear	50°10° (likely 50°10° to 55°13°)	46°8°	0%	10 mph16 km/h from NNW, gusts 22 mph35 km/h	55%	0%	0
Sat 6a	Clear	49°9° (likely 49°9° to 55°13°)	45°7°	0%	10 mph16 km/h from NNW, gusts 22 mph35 km/h	58%	4%	0
Sat 7a	Sunny	48°9° (likely 48°9° to 55°13°)	44°7°	0%	9 mph14 km/h from NNW, gusts 21 mph34 km/h	61%	5%	0
Sat 8a	Sunny	49°9° (likely 49°9° to 56°13°)	45°7°	0%	9 mph14 km/h from NNW, gusts 20 mph32 km/h	61%	1%	0
Sat 9a	Sunny	53°12° (likely 53°12° to 60°16°)	53°12°	0%	10 mph16 km/h from N, gusts 22 mph35 km/h	55%	0%	1
Sat 10a	Sunny	58°14° (likely 58°14° to 65°18°)	58°14°	0%	10 mph16 km/h from NNW, gusts 22 mph36 km/h	47%	0%	2
Sat 11a	Sunny	62°17° (likely 62°17° to 70°21°)	62°17°	0%	9 mph14 km/h from NNW, gusts 21 mph33 km/h	41%	0%	3
Sat 12p	Sunny	65°18° (likely 65°18° to 74°23°)	65°18°	0%	8 mph13 km/h from NNW, gusts 20 mph31 km/h	35%	1%	4
Sat 1p	Sunny	68°20° (likely 68°20° to 77°25°)	68°20°	0%	7 mph11 km/h from NNW, gusts 17 mph28 km/h	30%	1%	5
Sat 2p	Sunny	72°22° (likely 72°22° to 79°26°)	72°22°	0%	6 mph10 km/h from NNW, gusts 15 mph24 km/h	28%	0%	5
Sat 3p	Sunny	73°23° (likely 73°23° to 80°27°)	73°23°	0%	5 mph8 km/h from NNW, gusts 12 mph20 km/h	28%	2%	4
Sat 4p	Sunny	73°23° (likely 73°23° to 80°27°)	73°23°	0%	2 mph3 km/h from NNW, gusts 9 mph15 km/h	28%	1%	3
Sat 5p	Sunny	74°23° (likely 72°22° to 80°27°)	74°23°	0%	2 mph3 km/h from SE, gusts 6 mph10 km/h	33%	2%	2
Sat 6p	Clear	70°21° (likely 67°19° to 74°23°)	70°21°	0%	2 mph3 km/h from SE, gusts 5 mph8 km/h	48%	3%	0
Sat 7p	Clear	64°18° (likely 62°17° to 69°21°)	64°18°	0%	2 mph3 km/h from SE, gusts 8 mph13 km/h	65%	36%	0
Sat 8p	Clear	61°16° (likely 58°14° to 64°18°)	61°16°	0%	1 mph2 km/h from SSE, gusts 11 mph18 km/h	71%	38%	0
Sat 9p	Clear	55°13° (likely 55°13° to 61°16°)	55°13°	0%	1 mph2 km/h from SSE, gusts 12 mph19 km/h	77%	13%	0
Sat 10p	Clear	52°11° (likely 52°11° to 59°15°)	52°11°	0%	1 mph2 km/h from SSE, gusts 9 mph15 km/h	86%	0%	0
Sat 11p	Clear	51°11° (likely 51°11° to 58°14°)	51°11°	0%	1 mph2 km/h from E, gusts 8 mph12 km/h	90%	3%	0
Sun 12a	Clear	49°9° (likely 49°9° to 56°13°)	49°9°	0%	1 mph2 km/h from E, gusts 9 mph14 km/h	97%	40%	0
Sun 1a	Clear	48°9° (likely 47°8° to 55°13°)	48°9°	0%	1 mph2 km/h from E, gusts 9 mph15 km/h	98%	33%	0
Sun 2a	Clear	47°8° (likely 46°8° to 53°12°)	47°8°	0%	0 mph0 km/h, gusts 7 mph12 km/h	97%	37%	0
Sun 3a	Mostly clear	46°8° (likely 45°7° to 52°11°)	46°8°	0%	0 mph0 km/h, gusts 6 mph9 km/h	97%	39%	0
Sun 4a	Mostly clear	45°7° (likely 44°7° to 52°11°)	45°7°	0%	0 mph0 km/h, gusts 5 mph8 km/h	99%	40%	0
Sun 5a	Mostly clear	43°6° (likely 43°6° to 51°11°)	43°6°	0%	2 mph3 km/h from NNW, gusts 5 mph7 km/h	99%	39%	0
Sun 6a	Mostly clear	43°6° (likely 38°3° to 50°10°)	43°6°	0%	2 mph3 km/h from NNW, gusts 5 mph7 km/h	100%	31%	0
Sun 7a	Mostly sunny	41°5° (likely 38°3° to 49°9°)	41°5°	0%	2 mph3 km/h from NNW, gusts 4 mph6 km/h	100%	36%	0
Sun 8a	Mostly sunny	42°6° (likely 38°3° to 50°10°)	42°6°	0%	2 mph3 km/h from NNW, gusts 4 mph7 km/h	99%	30%	0
Sun 9a	Mostly sunny	46°8° (likely 43°6° to 54°12°)	46°8°	0%	2 mph3 km/h from NNW, gusts 5 mph9 km/h	90%	41%	1
Sun 10a	Mostly sunny	52°11° (likely 51°11° to 60°16°)	52°11°	0%	2 mph3 km/h from NNW, gusts 5 mph9 km/h	76%	37%	2
Sun 11a	Mostly sunny	58°14° (likely 57°14° to 65°18°)	58°14°	0%	2 mph3 km/h from NNW, gusts 4 mph7 km/h	64%	37%	3

Days ahead

Shaded: typical range for these dates (1991–2020)

Today, Oct 23. Sunny. High 70°21°, low 48°9°. Typical 76°24° / 46°8°. Dry. Mostly agree.
1. Afternoon
  noon–6 PM
  Sunny, 69°21°
  Dry
2. Evening
  6 PM–midnight
  Clear, 61°16°
  Dry
3. Overnight
  midnight–6 AM
  Clear, 50°10°
  Dry
Official NWS forecast
Today: Sunny, with a high near 70. North northwest wind 10 to 14 mph, with gusts as high as 25 mph.
Tonight: Clear. Low around 48, with temperatures rising to around 50 overnight. North northwest wind around 12 mph, with gusts as high as 30 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
68°20°–71°22°
Low, likely
48°9°–55°13°
Typical high / low
76°24° / 46°8°
Wind
18 mph29 km/h, gusts 30 mph49 km/h
UV peak
5
Tomorrow, Oct 24. Sunny. High 75°24°, low 41°5°. Typical 75°24° / 46°8°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 74°23°
  Dry
3. Evening
  6 PM–midnight
  Clear, 61°16°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 43°6°
  Dry
Official NWS forecast
Day: Sunny, with a high near 75. North northwest wind 2 to 10 mph, with gusts as high as 25 mph.
Night: Mostly clear, with a low around 41. East wind around 2 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
73°23°–80°27°
Low, likely
41°5°–55°13°
Typical high / low
75°24° / 46°8°
Wind
18 mph29 km/h, gusts 30 mph49 km/h
UV peak
5
Sunday, Oct 25. Mostly sunny. High 73°23°, low 42°6°. Typical 75°24° / 46°8°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Mostly sunny, 42°6°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 72°22°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 61°16°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 48°9°
  Dry
Official NWS forecast
Day: Sunny, with a high near 73. South southeast wind around 5 mph.
Night: Mostly clear, with a low around 42.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
71°22°–73°23°
Low, likely
42°6°–49°9°
Typical high / low
75°24° / 46°8°
Wind
7 mph12 km/h, gusts 15 mph25 km/h
UV peak
4
Monday, Oct 26. Mostly sunny. High 71°22°, low 43°6°. Typical 74°23° / 46°8°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 47°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 71.
Night: Mostly clear, with a low around 43.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
69°21°–73°23°
Low, likely
41°5°–52°11°
Typical high / low
74°23° / 46°8°
Wind
18 mph29 km/h, gusts 26 mph41 km/h
UV peak
4
Tuesday, Oct 27. Mostly sunny. High 70°21°, low 42°6°. Typical 74°23° / 46°8°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 45°7°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 70.
Night: Partly cloudy, with a low around 42.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
67°19°–72°22°
Low, likely
42°6°–49°9°
Typical high / low
74°23° / 46°8°
Wind
10 mph15 km/h, gusts 20 mph33 km/h
UV peak
4
Wednesday, Oct 28. Partly sunny. High 70°21°, low 43°6°. Typical 73°23° / 45°7°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 44°6°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 49°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 70.
Night: Partly cloudy, with a low around 43.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
66°19°–71°22°
Low, likely
39°4°–48°9°
Typical high / low
73°23° / 45°7°
Wind
9 mph14 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 69°21°, low 43°6°. Typical 73°23° / 45°7°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 69°20°
  Dry
3. Evening
  6 PM–midnight
  Clear, 60°16°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 49°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 69.
Night: Partly cloudy, with a low around 43.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
64°18°–73°23°
Low, likely
43°6°–50°10°
Typical high / low
73°23° / 45°7°
Wind
12 mph19 km/h
UV peak
4
Friday, Oct 30. Cloudy. High 68°20°, low 46°8°. Typical 72°22° / 45°7°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 49°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 58°14°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 45°7°
  Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
64°18°–73°23°
Low, likely
34°1°–54°12°
Typical high / low
72°22° / 45°7°
Wind
6 mph10 km/h, gusts 20 mph32 km/h
UV peak
4
Saturday, Oct 31. Cloudy. High 66°19°, low 46°8°. Typical 72°22° / 45°7°. Rain 0.03 in0.8 mm, 20% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 47°9°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 48°9°
  20% chance · 0.05 in1.4 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
63°17°–70°21°
Low, likely
31°−1°–53°12°
Typical high / low
72°22° / 45°7°
Wind
7 mph11 km/h, gusts 19 mph31 km/h
UV peak
4
Sunday, Nov 1. Sunny. High 67°19°, low 47°8°. Typical 71°22° / 44°7°. Rain 0.31 in7.9 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 49°9°
  30% chance · 0.17 in4.3 mm
2. Afternoon
  noon–6 PM
  Sunny, 67°19°
  20% chance · 0.14 in3.7 mm
3. Evening
  6 PM–midnight
  Clear, 60°16°
  20% chance · 0.04 in1.1 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
61°16°–72°22°
Low, likely
36°2°–58°14°
Typical high / low
71°22° / 44°7°
Wind
18 mph28 km/h, gusts 27 mph44 km/h
UV peak
4

10 days15 days30 days

The outlook

Today
Dry, high 70°, low 48°.
Tomorrow
Dry, high 75°, low 41°, warming up.
Sunday
Dry, high 73°, low 42°.
Rest of week
Mostly dry, highs 66–71°.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (STO) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue

Radar loads when scrolled into view

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Sacramento River at Butte City

4.1 mi

Below flood stage

Level: 69.0 ft
Flow: 4,900 cfs

Forecast peak 69.0 ft Fri 7 PM

Reading from Fri 11:30 AM · NWS gauge page

Sacramento River at Moulton Weir

4.4 mi

Below flood stage

Level: 73.3 ft

Forecast peak 76.1 ft Fri 1 PM

Reading from Fri 11:45 AM · NWS gauge page

Sacramento River at Colusa Weir

12 mi

Below flood stage

Level: 59.5 ft

Forecast peak 60.8 ft Fri 1 PM

Reading from Fri 12 PM · NWS gauge page

Sacramento River at Colusa Bridge

13 mi

Below flood stage

Level: 40.3 ft
Flow: 4,950 cfs

Forecast peak 40.3 ft Fri 1 PM

Reading from Fri 11:45 AM · NWS gauge page

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Heating this week

About 47% less heating than a typical week.

This week 19Typical 35

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 8
h below 17°F: 0
h below 5°F: 0

47, 17 and 5°F are the test points heat pumps are rated at. About 2 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 52°F).

Open the windows?

Today, 1:00 PM–8:00 PM

Good stretch to open the windows.

Is this typical?

Colusa 2 Ssw · official normals 1991–2020 · records 1948–2025

Oct 23, today vs a typical year

Today’s expected high is 6°3° colder than typical.

Last 7 days vs normal

—SatOct 17
—SunOct 18
—MonOct 19
—TueOct 20
—WedOct 21
—ThuOct 22
—FriOct 23

Princeton weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 51 min; Losing 2 min 25 s a day; shortest Dec 21, 1 h 28 min less
Golden hour: 5:40–6:34 PM; Morning 7:09–8:03 AM
Blue hour: 6:34–6:44 PM; Morning 6:59–7:09 AM; first light 6:59 AM

Stars tonight? Good

Clear 6:44 PM–7 AM; moon 96% lit, sets 5:48 AM.

Moon

Waxing gibbous

93% lit · growing

Today: sets 4:40 AM · rises 4:51 PM
Full moon: Oct 25
New moon: Nov 8

Looking west from Princeton. The highest point on the skyline is about 7,800 ft, 62 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Princeton, CA weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Sunday

Rest of week

What changed since yesterday

Radar

Rivers

Sacramento River at Butte City

Sacramento River at Moulton Weir

Sacramento River at Colusa Weir

Sacramento River at Colusa Bridge

For your home

Heating this week

Heat-pump hours, next 7 days

Comfort

Open the windows?

Is this typical?

Oct 23, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Good

Moon