Observed 9:55 PM EDT at KPSM

York Harbor, ME weather

Clear and 40°5°.

Mostly agree

Now 40°5°

Clear

Wind: Calm; Light through 10 AM
Dew point: 38°3°; Comfortable
Humidity: 92%; Air 40°5°, dew point 38°3° · fog or dew likely
UV tomorrow: 4Moderate; Moderate 11 AM–4 PM · peak 4
Air quality: 53Moderate; PM2.5 (fine particles) · tomorrow good
Pressure: 30.5 inHg1033 hPa; Steady over the last 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

About the same as this time yesterday (39°4° then, 40°5° now)

Good hours for

Low 36°2° tonight at 5 AM
Above 50°10° tomorrow by 10 AM
High 59°15° tomorrow at 2 PM
Below 50°10° tomorrow night after 9 PM

TonightDown to 36°2° by 5 AM · Clear
Tomorrow morningUp to 56°13° by 11 AM · Clear
Tomorrow afternoonNear 57°14° · Clear
Tomorrow nightDown to 42°6° by 5 AM · Clear
Monday morningUp to 56°13° by 11 AM · Clear
Monday afternoonUp to 65°18° by 2 PM · Clear
Monday nightDown to 54°12° by 9 PM · 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 10p	Clear	45°7° (likely 39°4° to 47°8°)	45°7°	0%	0 mph0 km/h, gusts 9 mph14 km/h	76%	5%	0
Sat 11p	Clear	43°6° (likely 38°3° to 44°7°)	43°6°	0%	0 mph0 km/h, gusts 6 mph10 km/h	79%	4%	0
Sun 12a	Clear	42°6° (likely 37°3° to 43°6°)	42°6°	0%	0 mph0 km/h, gusts 6 mph9 km/h	79%	1%	0
Sun 1a	Clear	41°5° (likely 36°2° to 41°5°)	41°5°	0%	0 mph0 km/h, gusts 5 mph9 km/h	79%	0%	0
Sun 2a	Clear	40°4° (likely 34°1° to 40°4°)	40°4°	0%	0 mph0 km/h, gusts 5 mph7 km/h	79%	0%	0
Sun 3a	Clear	38°3° (likely 33°1° to 40°4°)	38°3°	0%	0 mph0 km/h, gusts 4 mph6 km/h	82%	5%	0
Sun 4a	Clear	37°3° (likely 33°1° to 39°4°)	37°3°	0%	0 mph0 km/h, gusts 4 mph6 km/h	85%	12%	0
Sun 5a	Clear	36°2° (likely 33°1° to 40°4°)	36°2°	0%	0 mph0 km/h, gusts 4 mph6 km/h	92%	16%	0
Sun 6a	Clear	36°2° (likely 33°1° to 40°4°)	36°2°	0%	0 mph0 km/h, gusts 4 mph6 km/h	92%	14%	0
Sun 7a	Sunny	36°2° (likely 33°1° to 40°4°)	36°2°	0%	0 mph0 km/h, gusts 3 mph5 km/h	89%	10%	0
Sun 8a	Sunny	37°3° (likely 34°1° to 41°5°)	37°3°	0%	0 mph0 km/h, gusts 2 mph4 km/h	85%	6%	0
Sun 9a	Sunny	45°7° (likely 40°4° to 45°7°)	45°7°	0%	0 mph0 km/h, gusts 3 mph5 km/h	70%	4%	1
Sun 10a	Sunny	51°11° (likely 47°8° to 51°11°)	51°11°	0%	0 mph0 km/h, gusts 3 mph5 km/h	56%	1%	2
Sun 11a	Sunny	56°13° (likely 51°11° to 58°14°)	56°13°	0%	0 mph0 km/h, gusts 4 mph7 km/h	47%	0%	3
Sun 12p	Sunny	57°14° (likely 53°12° to 62°17°)	57°14°	0%	0 mph0 km/h, gusts 6 mph10 km/h	47%	0%	4
Sun 1p	Sunny	58°14° (likely 54°12° to 64°18°)	58°14°	0%	0 mph0 km/h, gusts 8 mph12 km/h	51%	0%	4
Sun 2p	Sunny	59°15° (likely 55°13° to 65°18°)	59°15°	0%	5 mph8 km/h from S, gusts 9 mph15 km/h	53%	0%	4
Sun 3p	Sunny	59°15° (likely 55°13° to 65°18°)	59°15°	0%	5 mph8 km/h from S, gusts 10 mph16 km/h	53%	0%	3
Sun 4p	Sunny	59°15° (likely 55°13° to 63°17°)	59°15°	0%	5 mph8 km/h from S, gusts 12 mph19 km/h	57%	0%	2
Sun 5p	Sunny	57°14° (likely 54°12° to 59°15°)	57°14°	0%	5 mph8 km/h from S, gusts 11 mph18 km/h	64%	0%	1
Sun 6p	Clear	54°12° (likely 52°11° to 54°12°)	54°12°	0%	5 mph8 km/h from S, gusts 10 mph17 km/h	69%	0%	0
Sun 7p	Clear	52°11° (likely 49°9° to 52°11°)	52°11°	0%	5 mph8 km/h from SW, gusts 10 mph17 km/h	74%	0%	0
Sun 8p	Clear	51°11° (likely 48°9° to 51°11°)	51°11°	0%	5 mph8 km/h from SW, gusts 11 mph18 km/h	77%	0%	0
Sun 9p	Clear	49°9° (likely 46°8° to 50°10°)	47°8°	0%	5 mph8 km/h from SW, gusts 10 mph16 km/h	77%	0%	0
Sun 10p	Clear	48°9° (likely 45°7° to 48°9°)	46°8°	0%	5 mph8 km/h from SW, gusts 10 mph16 km/h	74%	0%	0
Sun 11p	Clear	46°8° (likely 42°6° to 47°8°)	44°7°	0%	5 mph8 km/h from SW, gusts 10 mph15 km/h	76%	0%	0
Mon 12a	Clear	45°7° (likely 41°5° to 46°8°)	43°6°	0%	5 mph8 km/h from SW, gusts 10 mph15 km/h	76%	0%	0
Mon 1a	Clear	45°7° (likely 40°4° to 46°8°)	43°6°	0%	5 mph8 km/h from W, gusts 10 mph15 km/h	76%	0%	0
Mon 2a	Clear	44°7° (likely 38°3° to 46°8°)	41°5°	0%	5 mph8 km/h from W, gusts 9 mph15 km/h	76%	1%	0
Mon 3a	Mostly clear	43°6° (likely 38°3° to 46°8°)	40°4°	0%	5 mph8 km/h from W, gusts 11 mph17 km/h	76%	11%	0
Mon 4a	Mostly clear	43°6° (likely 38°3° to 45°7°)	39°4°	0%	5 mph8 km/h from W, gusts 11 mph18 km/h	73%	41%	0
Mon 5a	Clear	42°6° (likely 38°3° to 45°7°)	38°3°	0%	5 mph8 km/h from W, gusts 11 mph18 km/h	76%	6%	0
Mon 6a	Clear	43°6° (likely 38°3° to 44°7°)	39°4°	0%	5 mph8 km/h from W, gusts 11 mph18 km/h	70%	16%	0
Mon 7a	Sunny	43°6° (likely 38°3° to 44°7°)	39°4°	0%	5 mph8 km/h from W, gusts 12 mph19 km/h	70%	12%	0
Mon 8a	Mostly sunny	44°7° (likely 39°4° to 45°7°)	41°5°	0%	5 mph8 km/h from W, gusts 11 mph17 km/h	70%	23%	0
Mon 9a	Sunny	48°9° (likely 45°7° to 49°9°)	45°7°	0%	5 mph8 km/h from W, gusts 12 mph19 km/h	68%	16%	1
Mon 10a	Mostly sunny	52°11° (likely 50°10° to 55°13°)	52°11°	0%	5 mph8 km/h from W, gusts 15 mph24 km/h	63%	21%	2
Mon 11a	Mostly sunny	56°13° (likely 54°12° to 61°16°)	56°13°	0%	5 mph8 km/h from W, gusts 15 mph24 km/h	59%	38%	3
Mon 12p	Mostly sunny	60°16° (likely 58°14° to 65°18°)	60°16°	0%	5 mph8 km/h from W, gusts 15 mph23 km/h	58%	19%	4
Mon 1p	Mostly sunny	64°18° (likely 61°16° to 68°20°)	64°18°	0%	5 mph8 km/h from W, gusts 15 mph24 km/h	52%	13%	4
Mon 2p	Sunny	65°18° (likely 63°17° to 69°21°)	65°18°	0%	5 mph8 km/h from W, gusts 16 mph26 km/h	52%	19%	4
Mon 3p	Sunny	65°18° (likely 65°18° to 70°21°)	65°18°	0%	5 mph8 km/h from W, gusts 16 mph26 km/h	54%	23%	3
Mon 4p	Mostly sunny	65°18° (likely 65°18° to 69°21°)	65°18°	0%	5 mph8 km/h from W, gusts 16 mph26 km/h	56%	23%	2
Mon 5p	Mostly sunny	63°17° (likely 63°17° to 66°19°)	63°17°	0%	5 mph8 km/h from W, gusts 14 mph23 km/h	60%	41%	1
Mon 6p	Mostly clear	61°16° (likely 60°16° to 61°16°)	61°16°	0%	5 mph8 km/h from W, gusts 12 mph20 km/h	65%	28%	0
Mon 7p	Mostly clear	59°15° (likely 57°14° to 60°16°)	59°15°	0%	5 mph8 km/h from NW, gusts 18 mph28 km/h	69%	36%	0
Mon 8p	Mostly clear	56°13° (likely 56°13° to 58°14°)	56°13°	0%	5 mph8 km/h from NW, gusts 16 mph25 km/h	74%	60%	0
Mon 9p	Mostly clear	54°12° (likely 54°12° to 58°14°)	54°12°	0%	5 mph8 km/h from NW, gusts 14 mph23 km/h	77%	47%	0

Days ahead

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

Today, Oct 24. Sunny. High 56°13°, low 35°2°. Typical 57°14° / 36°2°. Dry. Mostly agree.
1. Evening
  6 PM–midnight
  Clear, 43°6°
  Dry
2. Overnight
  midnight–6 AM
  Clear, 36°2°
  Dry
Official NWS forecast
Tonight: Clear, with a low around 35. West wind around 0 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
54°12°–59°15°
Low, likely
23°−5°–35°2°
Typical high / low
57°14° / 36°2°
Wind
10 mph16 km/h
UV peak
4
Tomorrow, Oct 25. Sunny. High 60°16°, low 41°5°. Typical 57°14° / 36°2°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 37°3°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 59°15°
  Dry
3. Evening
  6 PM–midnight
  Clear, 51°11°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 42°6°
  Dry
Official NWS forecast
Day: Sunny, with a high near 60. Southwest wind 0 to 5 mph.
Night: Clear, with a low around 41. Southwest wind around 5 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
55°13°–65°18°
Low, likely
32°0°–41°5°
Typical high / low
57°14° / 36°2°
Wind
11 mph17 km/h
UV peak
4
Monday, Oct 26. Mostly sunny. High 65°18°, low 40°4°. Typical 56°13° / 36°2°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 44°7°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 43°6°
  Dry
Official NWS forecast
Day: Sunny, with a high near 65. West wind around 5 mph.
Night: Mostly clear, with a low around 40. Northwest wind 5 to 10 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
64°18°–69°21°
Low, likely
37°3°–44°7°
Typical high / low
56°13° / 36°2°
Wind
12 mph20 km/h, gusts 21 mph34 km/h
UV peak
4
Tuesday, Oct 27. Mostly sunny. High 51°11°, low 34°1°. Typical 56°13° / 35°2°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 39°4°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 51°11°
  Dry
3. Evening
  6 PM–midnight
  Clear, 39°4°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 29°−1°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 51.
Night: Mostly clear, with a low around 34.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
51°11°–53°12°
Low, likely
32°0°–42°6°
Typical high / low
56°13° / 35°2°
Wind
14 mph23 km/h, gusts 20 mph33 km/h
UV peak
4
Wednesday, Oct 28. Mostly sunny. High 52°11°, low 39°4°. Typical 56°13° / 35°2°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 30°−1°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 50°10°
  Dry
3. Evening
  6 PM–midnight
  Clear, 41°5°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 39°4°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 52.
Night: Mostly clear, with a low around 39.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
49°9°–52°11°
Low, likely
24°−4°–39°4°
Typical high / low
56°13° / 35°2°
Wind
13 mph21 km/h
UV peak
4
Thursday, Oct 29. Mostly sunny. High 62°17°, low 49°9°. Typical 55°13° / 35°2°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 42°6°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 51°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 62.
Night: Mostly clear, with a low around 49.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
60°16°–67°19°
Low, likely
38°3°–49°9°
Typical high / low
55°13° / 35°2°
Wind
16 mph26 km/h, gusts 29 mph47 km/h
UV peak
4
Friday, Oct 30. Partly sunny. High 64°18°, low 45°7°. Typical 55°13° / 35°2°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Mostly sunny, 51°11°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 69°20°
  Dry
3. Evening
  6 PM–midnight
  Clear, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 45°7°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 64.
Night: Partly cloudy, with a low around 45.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
63°17°–72°22°
Low, likely
45°7°–52°11°
Typical high / low
55°13° / 35°2°
Wind
14 mph22 km/h, gusts 27 mph44 km/h
UV peak
3
Saturday, Oct 31. Partly sunny. High 60°16°, low 44°7°. Typical 54°12° / 34°1°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 44°7°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 61°16°
  Dry
3. Evening
  6 PM–midnight
  Clear, 48°9°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 45°7°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 60.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
52°11°–63°17°
Low, likely
37°3°–51°11°
Typical high / low
54°12° / 34°1°
Wind
10 mph15 km/h, gusts 17 mph28 km/h
UV peak
3
Sunday, Nov 1. Cloudy. High 61°16°, low 46°8°. Typical 54°12° / 34°1°. Rain 0.01 in0.3 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 63°17°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 57°14°
  30% chance
4. Overnight
  midnight–6 AM
  Drizzle, 56°14°
  30% chance · 0.03 in0.7 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
56°13°–66°19°
Low, likely
37°3°–51°11°
Typical high / low
54°12° / 34°1°
Wind
11 mph18 km/h, gusts 29 mph47 km/h
UV peak
3
Monday, Nov 2. Showers. High 64°18°, low 55°13°. Typical 54°12° / 34°1°. Rain 0.22 in5.6 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Rain, 59°15°
  30% chance · 0.13 in3.3 mm
2. Afternoon
  noon–6 PM
  Showers, 66°19°
  30% chance · 0.06 in1.5 mm
3. Evening
  6 PM–midnight
  Drizzle, 59°15°
  30% chance · 0.01 in0.3 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
58°14°–71°22°
Low, likely
50°10°–63°17°
Typical high / low
54°12° / 34°1°
Wind
18 mph29 km/h, gusts 37 mph59 km/h

10 days15 days30 days

The outlook

Today
Dry, high 56°, low 35°.
Tomorrow
Dry, high 60°, low 41°, warming up.
Monday
Dry, high 65°, low 40°, warming up.
Rest of week
Mostly dry, highs 51–64°.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (GYX) (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

Atlantic Coast at Seavey Island (IN MLLW)

6.4 mi

Below flood stage

Level: 8.3 ft

Forecast peak 10.0 ft Tue 12 PM, action stage

Reading from Sat 10 PM · NWS gauge page

Atlantic Coast at Hampton (IN MLLW)

19 mi

Below flood stage

Level: 7.5 ft

Forecast peak 10.3 ft Tue 12 PM, action stage

Reading from Sat 9:10 PM · NWS gauge page

Winnicut River near Portsmouth

13 mi

Level: 5.2 ft
Flow: 55 cfs

Reading from Sat 9:30 PM · NWS gauge page

Lamprey River near Newmarket

16 mi

Below flood stage

Level: 1.4 ft
Flow: 72 cfs

Reading from Sat 9:15 PM · NWS gauge page

For your home

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

Heating this week

About 78% less heating than a typical week.

This week 30Typical 135

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 21
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 6 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 38°F).

Open the windows?

Mon, 12:00 PM–6:00 PM

Good stretch to open the windows.

Is this typical?

DURHAM · official normals 1991–2020 · records 1893–2026

Oct 24, today vs a typical year

Today’s expected high is about typical for the date.

Last 7 days vs normal

—MonOct 19
—TueOct 20
—WedOct 21
—ThuOct 22
—FriOct 23
—SatOct 24
—SunOct 25

York Harbor weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 38 min; Losing 2 min 44 s a day; shortest Dec 21, 1 h 39 min less
Golden hour: 5:05–6:03 PM; Morning 6:49–7:47 AM
Blue hour: 6:03–6:14 PM; Morning 6:38–6:49 AM; first light 6:38 AM

Stars tonight? Fair

Clear 10:44 PM–6:39 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

98% lit · growing

Today: sets 5:15 AM · rises 4:42 PM
Full moon: Oct 26
New moon: Nov 9

Looking east from York Harbor. The highest point on the skyline is about 5,600 ft, 72 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

York Harbor, ME weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Atlantic Coast at Seavey Island (IN MLLW)

Atlantic Coast at Hampton (IN MLLW)

Winnicut River near Portsmouth

Lamprey River near Newmarket

For your home

Heating this week

Heat-pump hours, next 7 days

Comfort

Open the windows?

Is this typical?

Oct 24, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Fair

Moon