Observed 12:55 PM PDT at KSUU

Green Valley, CA weather

Sunny and 75°24°.

Mostly agree

Now 75°24°

Sunny

Wind: 11 mph18 km/h; From the northeast. Up to 11 mph18 km/h through 2 AM
Dew point: 38°3°; Comfortable
UV index: 5Moderate; Moderate until 5 PM
Air quality: 28Good; Main pollutant: Ozone
Pressure: 30.01 inHg1016 hPa; Falling · −0.06 inHg−1.9 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

High 72°22° today at 5 PM
Below 60°16° tonight after 9 PM
Low 51°11° tomorrow at 8 AM
Above 60°16° tomorrow by 11 AM

This afternoonNear 71°22° · Clear
TonightDown to 53°12° by 5 AM · Clear
Tomorrow morningUp to 61°16° by 11 AM · Mostly cloudy
Tomorrow afternoonUp to 70°21° by 4 PM · Mostly cloudy
Tomorrow nightDown to 50°10° by 5 AM · Partly cloudy
Monday 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
Sat 2p	Sunny	70°21° (likely 69°21° to 75°24°)	70°21°	0%	5 mph8 km/h from SW, gusts 7 mph11 km/h	39%	0%	5
Sat 3p	Sunny	71°22° (likely 70°21° to 76°24°)	71°22°	0%	5 mph8 km/h from SSW, gusts 5 mph8 km/h	36%	0%	4
Sat 4p	Sunny	71°22° (likely 70°21° to 75°24°)	71°22°	0%	5 mph8 km/h from SSW, gusts 6 mph10 km/h	35%	0%	3
Sat 5p	Sunny	72°22° (likely 69°21° to 74°23°)	72°22°	0%	3 mph5 km/h from SW, gusts 7 mph12 km/h	35%	0%	2
Sat 6p	Clear	67°19° (likely 65°18° to 69°21°)	67°19°	0%	3 mph5 km/h from WSW, gusts 12 mph19 km/h	44%	0%	1
Sat 7p	Clear	63°17° (likely 61°16° to 65°18°)	63°17°	0%	5 mph8 km/h from W, gusts 10 mph17 km/h	52%	0%	0
Sat 8p	Clear	61°16° (likely 57°14° to 65°18°)	61°16°	0%	3 mph5 km/h from W, gusts 8 mph13 km/h	53%	0%	0
Sat 9p	Clear	56°13° (likely 54°12° to 64°18°)	56°13°	0%	0 mph0 km/h, gusts 7 mph10 km/h	55%	0%	0
Sat 10p	Clear	56°13° (likely 52°11° to 64°18°)	56°13°	0%	0 mph0 km/h, gusts 6 mph9 km/h	57%	0%	0
Sat 11p	Clear	55°13° (likely 51°11° to 63°17°)	55°13°	0%	0 mph0 km/h, gusts 6 mph10 km/h	57%	1%	0
Sun 12a	Clear	54°12° (likely 49°9° to 63°17°)	54°12°	0%	0 mph0 km/h, gusts 6 mph9 km/h	57%	1%	0
Sun 1a	Clear	55°13° (likely 48°9° to 62°17°)	55°13°	0%	0 mph0 km/h, gusts 6 mph10 km/h	56%	0%	0
Sun 2a	Clear	54°12° (likely 48°9° to 62°17°)	54°12°	0%	0 mph0 km/h, gusts 5 mph9 km/h	58%	0%	0
Sun 3a	Clear	54°12° (likely 47°8° to 61°16°)	54°12°	0%	0 mph0 km/h, gusts 5 mph9 km/h	59%	11%	0
Sun 4a	Mostly clear	54°12° (likely 46°8° to 61°16°)	54°12°	0%	0 mph0 km/h, gusts 5 mph8 km/h	59%	55%	0
Sun 5a	Mostly clear	53°12° (likely 46°8° to 60°16°)	53°12°	0%	0 mph0 km/h, gusts 6 mph9 km/h	59%	65%	0
Sun 6a	Cloudy	52°11° (likely 45°7° to 60°16°)	52°11°	0%	0 mph0 km/h, gusts 5 mph7 km/h	62%	75%	0
Sun 7a	Partly sunny	52°11° (likely 45°7° to 59°15°)	52°11°	0%	0 mph0 km/h, gusts 3 mph4 km/h	62%	65%	0
Sun 8a	Partly sunny	51°11° (likely 45°7° to 58°14°)	51°11°	0%	2 mph3 km/h from NW, gusts 2 mph4 km/h	63%	67%	0
Sun 9a	Cloudy	53°12° (likely 49°9° to 62°17°)	53°12°	0%	2 mph3 km/h from NW, gusts 2 mph3 km/h	63%	75%	1
Sun 10a	Partly sunny	57°14° (likely 55°13° to 67°19°)	57°14°	0%	2 mph3 km/h from ESE, gusts 3 mph5 km/h	64%	79%	2
Sun 11a	Partly sunny	61°16° (likely 61°16° to 69°21°)	61°16°	0%	3 mph5 km/h from SE, gusts 4 mph6 km/h	61%	73%	3
Sun 12p	Cloudy	64°18° (likely 64°18° to 71°22°)	64°18°	0%	3 mph5 km/h from SSE, gusts 5 mph9 km/h	59%	62%	4
Sun 1p	Partly sunny	67°19° (likely 67°19° to 72°22°)	67°19°	0%	3 mph5 km/h from S, gusts 6 mph9 km/h	57%	77%	4
Sun 2p	Cloudy	69°21° (likely 68°20° to 73°23°)	69°21°	0%	5 mph8 km/h from SW, gusts 6 mph9 km/h	55%	82%	4
Sun 3p	Cloudy	69°21° (likely 68°20° to 72°22°)	69°21°	0%	5 mph8 km/h from SW, gusts 6 mph10 km/h	52%	85%	3
Sun 4p	Cloudy	70°21° (likely 68°20° to 71°22°)	70°21°	0%	6 mph10 km/h from WSW, gusts 9 mph14 km/h	51%	89%	2
Sun 5p	Cloudy	69°21° (likely 67°19° to 69°21°)	69°21°	0%	5 mph8 km/h from WSW, gusts 11 mph17 km/h	50%	92%	1
Sun 6p	Cloudy	66°19° (likely 64°18° to 66°19°)	66°19°	0%	5 mph8 km/h from WSW, gusts 11 mph18 km/h	56%	92%	0
Sun 7p	Cloudy	62°17° (likely 60°16° to 62°17°)	62°17°	0%	5 mph8 km/h from WSW, gusts 12 mph20 km/h	61%	84%	0
Sun 8p	Cloudy	58°14° (likely 57°14° to 59°15°)	58°14°	0%	6 mph10 km/h from WSW, gusts 13 mph21 km/h	62%	87%	0
Sun 9p	Mostly clear	56°13° (likely 55°13° to 59°15°)	56°13°	0%	6 mph10 km/h from WSW, gusts 12 mph19 km/h	67%	31%	0
Sun 10p	Clear	54°12° (likely 53°12° to 58°14°)	54°12°	0%	6 mph10 km/h from WSW, gusts 12 mph20 km/h	71%	5%	0
Sun 11p	Clear	53°12° (likely 51°11° to 56°13°)	53°12°	0%	6 mph10 km/h from W, gusts 13 mph22 km/h	73%	0%	0
Mon 12a	Clear	52°11° (likely 49°9° to 54°12°)	52°11°	0%	6 mph10 km/h from W, gusts 15 mph24 km/h	75%	5%	0
Mon 1a	Mostly clear	52°11° (likely 49°9° to 54°12°)	52°11°	0%	6 mph10 km/h from W, gusts 14 mph22 km/h	76%	33%	0
Mon 2a	Partly cloudy	51°11° (likely 49°9° to 53°12°)	51°11°	0%	7 mph11 km/h from WSW, gusts 15 mph24 km/h	77%	44%	0
Mon 3a	Partly cloudy	51°11° (likely 50°10° to 53°12°)	51°11°	0%	7 mph11 km/h from WSW, gusts 13 mph21 km/h	79%	49%	0
Mon 4a	Partly cloudy	51°11° (likely 49°9° to 52°11°)	51°11°	0%	7 mph11 km/h from WSW, gusts 11 mph18 km/h	79%	46%	0
Mon 5a	Partly cloudy	50°10° (likely 49°9° to 52°11°)	46°8°	0%	9 mph14 km/h from W, gusts 14 mph23 km/h	79%	45%	0
Mon 6a	Partly cloudy	49°9° (likely 48°9° to 54°12°)	45°7°	0%	9 mph14 km/h from W, gusts 14 mph23 km/h	83%	43%	0
Mon 7a	Partly sunny	49°9° (likely 46°8° to 53°12°)	45°7°	0%	9 mph14 km/h from W, gusts 13 mph21 km/h	84%	34%	0
Mon 8a	Partly sunny	49°9° (likely 46°8° to 54°12°)	45°7°	0%	9 mph14 km/h from W, gusts 13 mph21 km/h	83%	34%	0
Mon 9a	Partly sunny	51°11° (likely 48°9° to 58°14°)	51°11°	0%	9 mph14 km/h from W, gusts 17 mph27 km/h	83%	29%	1
Mon 10a	Sunny	55°13° (likely 54°12° to 59°15°)	55°13°	0%	9 mph14 km/h from W, gusts 18 mph29 km/h	83%	20%	2
Mon 11a	Mostly sunny	58°14° (likely 58°14° to 62°17°)	58°14°	0%	12 mph19 km/h from W, gusts 18 mph29 km/h	81%	23%	3
Mon 12p	Sunny	61°16° (likely 61°16° to 66°19°)	61°16°	0%	12 mph19 km/h from W, gusts 17 mph28 km/h	77%	25%	4
Mon 1p	Mostly sunny	63°17° (likely 63°17° to 68°20°)	63°17°	0%	12 mph19 km/h from W, gusts 17 mph28 km/h	72%	8%	5

Days ahead

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

Today, Oct 24. Sunny. High 72°22°, low 51°11°. Typical 76°24° / 48°9°. Dry. Mostly agree.
1. Afternoon
  noon–6 PM
  Sunny, 72°22°
  Dry
2. Evening
  6 PM–midnight
  Clear, 61°16°
  Dry
3. Overnight
  midnight–6 AM
  Clear, 53°12°
  Dry
Official NWS forecast
Today: Sunny, with a high near 72. Southwest wind around 5 mph.
Tonight: Mostly clear. Low around 51, with temperatures rising to around 53 overnight. West northwest wind 0 to 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
70°21°–76°24°
Low, likely
47°8°–56°13°
Typical high / low
76°24° / 48°9°
Wind
20 mph32 km/h, gusts 27 mph43 km/h
UV peak
5
Tomorrow, Oct 25. Partly sunny. High 71°22°, low 49°9°. Typical 75°24° / 48°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 51°11°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 58°14°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 50°10°
  Dry
Official NWS forecast
Day: Mostly sunny. High near 71, with temperatures falling to around 69 in the afternoon. Southwest wind 0 to 6 mph.
Night: Partly cloudy, with a low around 49. West southwest wind 5 to 9 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
69°21°–73°23°
Low, likely
45°7°–56°13°
Typical high / low
75°24° / 48°9°
Wind
16 mph26 km/h, gusts 22 mph35 km/h
UV peak
4
Monday, Oct 26. Mostly sunny. High 67°19°, low 48°9°. Typical 75°24° / 48°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Partly sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Clear, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 46°8°
  Dry
Official NWS forecast
Day: Sunny, with a high near 67. West wind 9 to 13 mph, with gusts as high as 21 mph.
Night: Mostly clear, with a low around 48.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
66°19°–69°21°
Low, likely
46°8°–52°11°
Typical high / low
75°24° / 48°9°
Wind
16 mph25 km/h, gusts 25 mph40 km/h
UV peak
5
Tuesday, Oct 27. Mostly sunny. High 67°19°, low 49°9°. Typical 74°23° / 47°8°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 46°8°
  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
  Partly cloudy, 46°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 67.
Night: Partly cloudy, with a low around 49.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
64°18°–68°20°
Low, likely
43°6°–49°9°
Typical high / low
74°23° / 47°8°
Wind
9 mph14 km/h, gusts 16 mph26 km/h
UV peak
5
Wednesday, Oct 28. Cloudy. High 64°18°, low 51°11°. Typical 74°23° / 47°8°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 64.
Night: Mostly cloudy, with a low around 51.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
63°17°–68°20°
Low, likely
41°5°–51°11°
Typical high / low
74°23° / 47°8°
Wind
6 mph10 km/h, gusts 15 mph24 km/h
UV peak
4
Thursday, Oct 29. Cloudy. High 63°17°, low 48°9°. Typical 74°23° / 47°8°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 44°7°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 63.
Night: Mostly clear, with a low around 48.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
62°17°–68°20°
Low, likely
45°7°–52°11°
Typical high / low
74°23° / 47°8°
Wind
10 mph16 km/h, gusts 26 mph42 km/h
UV peak
4
Friday, Oct 30. Rain. High 61°16°, low 47°8°. Typical 73°23° / 47°8°. Rain 0.01 in0.3 mm, 20% chance. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 63°17°
  Dry
3. Evening
  6 PM–midnight
  Clear, 53°12°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 43°6°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain after 5pm. Sunny, with a high near 61.
Night: A slight chance of rain before 5am. Partly cloudy, with a low around 47.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
60°16°–65°18°
Low, likely
38°3°–47°8°
Typical high / low
73°23° / 47°8°
Wind
13 mph20 km/h, gusts 24 mph38 km/h
UV peak
4
Saturday, Oct 31. Sunny. High 64°18°, low 43°6°. Typical 73°23° / 47°8°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 43°6°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 52°11°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 42°6°
  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
58°14°–69°21°
Low, likely
35°2°–46°8°
Typical high / low
73°23° / 47°8°
Wind
9 mph15 km/h, gusts 22 mph35 km/h
UV peak
4
Sunday, Nov 1. Cloudy. High 65°18°, low 41°5°. Typical 72°22° / 46°8°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 43°6°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Drizzle, 44°6°
  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
61°16°–71°22°
Low, likely
35°2°–45°7°
Typical high / low
72°22° / 46°8°
Wind
8 mph13 km/h, gusts 19 mph31 km/h
UV peak
4
Monday, Nov 2. Drizzle. High 59°15°, low 44°7°. Typical 72°22° / 46°8°. Rain 0.13 in3.3 mm, 20% chance. Forecasts agree.
1. Morning
  6 AM–noon
  Drizzle, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 56°13°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 52°11°
  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 agreeIndependent forecasts are close; the range is narrow.
High, likely
58°14°–61°16°
Low, likely
38°3°–51°11°
Typical high / low
72°22° / 46°8°
Wind
10 mph15 km/h, gusts 23 mph37 km/h

10 days15 days30 days

The outlook

Today
Dry, high 72°, low 51°.
Tomorrow
Dry, high 71°, low 49°.
Monday
Dry, high 67°, low 48°, cooling off.
Rest of week
Mostly dry, highs 59–67°.

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

For your home

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

Heating this week

About 45% less heating than a typical week.

This week 16Typical 29

Heating degree days, base 65°F

Comfort

Dry air outside (dew point 38°F).

Open the windows?

Today, 3:00 PM–8:00 PM

Good stretch to open the windows.

Is this typical?

NAPA STATE HOSPITAL · official normals 1991–2020 · records 1893–2026

Oct 24, today vs a typical year

Today’s expected high is 4°2° colder than typical.

Last 7 days vs normal

On average 1°0° warmer than normal (daily mean temperature).

+3°+2°SunOct 18
—MonOct 19
−3°−2°TueOct 20
+1°±0°WedOct 21
+1°±0°ThuOct 22
+3°+2°FriOct 23
—SatOct 24

Green Valley weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 52 min; Losing 2 min 21 s a day; shortest Dec 21, 1 h 22 min less
Golden hour: 5:41–6:35 PM; Morning 7:10–8:03 AM
Blue hour: 6:35–6:45 PM; Morning 6:59–7:10 AM; first light 6:59 AM

Stars tonight? Fair

Mostly clear 6:45 PM–4 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

98% lit · growing

Today: sets 5:48 AM · rises 5:18 PM
Full moon: Oct 25
New moon: Nov 8

Looking north from Green Valley. The highest point on the skyline is about 2,100 ft, 3 mi away.Skyline from USGS elevation data, heights drawn up to 3× taller. Sky, sun and moon as they are now.