Observed 8:55 AM EDT at KPYM

Green Harbor, MA weather

Sunny and 41°5°.

Mostly agree

Now 41°5°

Sunny

Wind: Calm; Up to 6 mph10 km/h through 9 PM
Dew point: 37°3°; Comfortable
UV index: 1Low; Moderate 11 AM–4 PM · peak 4
Air quality: 46Good; Main pollutant: PM2.5 (fine particles)
Pressure: 30.52 inHg1034 hPa; Rising slowly · +0.03 inHg+0.9 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

High 54°12° today at 1 PM
Low 42°6° tonight at 5 AM
Above 50°10° tomorrow by 10 AM

This morningUp to 52°11° by 11 AM · Clear
This afternoonNear 53°12° · Clear
TonightDown to 42°6° by 5 AM · Clear
Tomorrow morningUp to 55°13° by 11 AM · Clear
Tomorrow afternoonNear 58°14° · Clear
Tomorrow nightDown to 48°9° by 1 AM · Clear
Monday morningNear 47°8° · Clear

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sat 9a	Sunny	46°8° (likely 40°4° to 46°8°)	42°6°	0%	7 mph11 km/h from NW, gusts 8 mph12 km/h	76%	32%	1
Sat 10a	Sunny	49°9° (likely 44°7° to 49°9°)	47°8°	0%	6 mph10 km/h from N, gusts 6 mph10 km/h	68%	7%	2
Sat 11a	Sunny	52°11° (likely 49°9° to 53°12°)	52°11°	0%	6 mph10 km/h from N, gusts 7 mph11 km/h	59%	7%	3
Sat 12p	Sunny	53°12° (likely 51°11° to 55°13°)	53°12°	0%	6 mph10 km/h from N, gusts 7 mph11 km/h	57%	13%	4
Sat 1p	Sunny	54°12° (likely 53°12° to 56°13°)	54°12°	0%	5 mph8 km/h from N, gusts 8 mph12 km/h	54%	13%	4
Sat 2p	Sunny	54°12° (likely 53°12° to 56°13°)	54°12°	0%	5 mph8 km/h from N, gusts 6 mph10 km/h	52%	13%	4
Sat 3p	Sunny	54°12° (likely 53°12° to 56°13°)	54°12°	0%	5 mph8 km/h from N, gusts 7 mph11 km/h	54%	6%	3
Sat 4p	Sunny	54°12° (likely 53°12° to 54°12°)	54°12°	0%	3 mph5 km/h from NE, gusts 6 mph10 km/h	54%	2%	2
Sat 5p	Sunny	53°12° (likely 52°11° to 53°12°)	53°12°	0%	3 mph5 km/h from E, gusts 5 mph8 km/h	59%	0%	1
Sat 6p	Clear	52°11° (likely 48°9° to 52°11°)	52°11°	0%	3 mph5 km/h from E, gusts 5 mph7 km/h	61%	0%	0
Sat 7p	Clear	50°10° (likely 46°8° to 50°10°)	49°9°	0%	3 mph5 km/h from SE, gusts 4 mph6 km/h	66%	0%	0
Sat 8p	Clear	49°9° (likely 44°7° to 50°10°)	48°9°	0%	3 mph5 km/h from SE, gusts 5 mph8 km/h	71%	0%	0
Sat 9p	Clear	48°9° (likely 43°6° to 49°9°)	47°8°	0%	3 mph5 km/h from S, gusts 6 mph10 km/h	74%	1%	0
Sat 10p	Clear	47°8° (likely 42°6° to 48°9°)	46°8°	0%	3 mph5 km/h from S, gusts 7 mph11 km/h	76%	0%	0
Sat 11p	Clear	46°8° (likely 40°4° to 47°8°)	45°7°	0%	3 mph5 km/h from SW, gusts 6 mph9 km/h	79%	0%	0
Sun 12a	Clear	46°8° (likely 40°4° to 47°8°)	45°7°	0%	3 mph5 km/h from SW, gusts 5 mph8 km/h	76%	0%	0
Sun 1a	Clear	45°7° (likely 39°4° to 46°8°)	43°6°	0%	5 mph8 km/h from W, gusts 6 mph9 km/h	76%	0%	0
Sun 2a	Clear	44°7° (likely 38°3° to 45°7°)	41°5°	0%	5 mph8 km/h from W, gusts 7 mph11 km/h	76%	1%	0
Sun 3a	Clear	43°6° (likely 37°3° to 45°7°)	40°4°	0%	5 mph8 km/h from W, gusts 6 mph9 km/h	79%	2%	0
Sun 4a	Clear	43°6° (likely 36°2° to 44°7°)	40°4°	0%	5 mph8 km/h from W, gusts 5 mph8 km/h	82%	3%	0
Sun 5a	Clear	42°6° (likely 34°1° to 43°6°)	39°4°	0%	5 mph8 km/h from W, gusts 5 mph9 km/h	82%	4%	0
Sun 6a	Clear	42°6° (likely 33°1° to 43°6°)	39°4°	0%	5 mph8 km/h from W, gusts 5 mph8 km/h	82%	10%	0
Sun 7a	Sunny	42°6° (likely 34°1° to 42°6°)	40°4°	0%	3 mph5 km/h from W, gusts 5 mph8 km/h	82%	13%	0
Sun 8a	Sunny	44°7° (likely 36°2° to 44°7°)	42°6°	0%	3 mph5 km/h from W, gusts 4 mph6 km/h	76%	12%	0
Sun 9a	Sunny	47°8° (likely 43°6° to 47°8°)	46°8°	0%	3 mph5 km/h from W, gusts 3 mph6 km/h	68%	3%	1
Sun 10a	Sunny	51°11° (likely 50°10° to 52°11°)	51°11°	0%	3 mph5 km/h from W, gusts 4 mph6 km/h	61%	0%	2
Sun 11a	Sunny	55°13° (likely 53°12° to 58°14°)	55°13°	0%	3 mph5 km/h from SW, gusts 4 mph7 km/h	53%	0%	3
Sun 12p	Sunny	57°14° (likely 56°13° to 61°16°)	57°14°	0%	3 mph5 km/h from SW, gusts 6 mph10 km/h	49%	0%	4
Sun 1p	Sunny	59°15° (likely 58°14° to 63°17°)	59°15°	0%	5 mph8 km/h from S, gusts 7 mph11 km/h	47%	0%	4
Sun 2p	Sunny	60°16° (likely 59°15° to 64°18°)	60°16°	0%	5 mph8 km/h from S, gusts 7 mph11 km/h	46%	0%	4
Sun 3p	Sunny	60°16° (likely 58°14° to 63°17°)	60°16°	0%	6 mph10 km/h from S, gusts 8 mph12 km/h	47%	0%	3
Sun 4p	Sunny	60°16° (likely 57°14° to 62°17°)	60°16°	0%	7 mph11 km/h from S, gusts 8 mph13 km/h	49%	0%	2
Sun 5p	Sunny	59°15° (likely 57°14° to 59°15°)	59°15°	0%	8 mph13 km/h from S, gusts 9 mph14 km/h	53%	0%	1
Sun 6p	Clear	57°14° (likely 53°12° to 57°14°)	57°14°	0%	8 mph13 km/h from S, gusts 12 mph19 km/h	57%	2%	0
Sun 7p	Clear	55°13° (likely 50°10° to 55°13°)	55°13°	0%	8 mph13 km/h from S, gusts 14 mph23 km/h	61%	5%	0
Sun 8p	Clear	53°12° (likely 47°8° to 53°12°)	53°12°	0%	8 mph13 km/h from SW, gusts 14 mph23 km/h	66%	7%	0
Sun 9p	Clear	51°11° (likely 45°7° to 51°11°)	51°11°	0%	8 mph13 km/h from SW, gusts 15 mph24 km/h	71%	7%	0
Sun 10p	Clear	50°10° (likely 45°7° to 50°10°)	47°8°	0%	8 mph13 km/h from SW, gusts 15 mph24 km/h	74%	6%	0
Sun 11p	Clear	50°10° (likely 45°7° to 50°10°)	47°8°	0%	8 mph13 km/h from SW, gusts 15 mph24 km/h	77%	4%	0
Mon 12a	Clear	49°9° (likely 44°7° to 49°9°)	46°8°	0%	8 mph13 km/h from SW, gusts 13 mph21 km/h	77%	3%	0
Mon 1a	Clear	48°9° (likely 44°7° to 49°9°)	44°7°	0%	8 mph13 km/h from SW, gusts 15 mph24 km/h	80%	2%	0
Mon 2a	Clear	48°9° (likely 43°6° to 48°9°)	44°7°	0%	8 mph13 km/h from SW, gusts 15 mph24 km/h	77%	1%	0
Mon 3a	Clear	48°9° (likely 43°6° to 48°9°)	44°7°	0%	8 mph13 km/h from SW, gusts 13 mph21 km/h	74%	0%	0
Mon 4a	Clear	48°9° (likely 43°6° to 48°9°)	44°7°	0%	8 mph13 km/h from SW, gusts 13 mph20 km/h	80%	0%	0
Mon 5a	Clear	48°9° (likely 42°6° to 48°9°)	44°7°	0%	8 mph13 km/h from SW, gusts 12 mph19 km/h	83%	0%	0
Mon 6a	Clear	47°8° (likely 42°6° to 47°8°)	43°6°	0%	8 mph13 km/h from SW, gusts 12 mph20 km/h	86%	2%	0
Mon 7a	Sunny	46°8° (likely 42°6° to 46°8°)	42°6°	0%	8 mph13 km/h from SW, gusts 13 mph20 km/h	86%	5%	0
Mon 8a	Sunny	47°8° (likely 43°6° to 47°8°)	43°6°	0%	8 mph13 km/h from SW, gusts 12 mph19 km/h	83%	9%	0

Days ahead

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

Today, Oct 24. Sunny. High 55°13°, low 41°5°. Typical 60°16° / 40°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 52°11°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 54°12°
  Dry
3. Evening
  6 PM–midnight
  Clear, 49°9°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 42°6°
  Dry
Official NWS forecast
Today: Sunny, with a high near 55. North wind 3 to 7 mph.
Tonight: Clear, with a low around 41. Southwest wind around 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
54°12°–57°14°
Low, likely
33°1°–42°6°
Typical high / low
60°16° / 40°4°
Wind
11 mph17 km/h
UV peak
4
Tomorrow, Oct 25. Sunny. High 61°16°, low 44°7°. Typical 60°16° / 39°4°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 44°7°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 60°16°
  Dry
3. Evening
  6 PM–midnight
  Clear, 53°12°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 48°9°
  Dry
Official NWS forecast
Day: Sunny, with a high near 61. Southwest wind 3 to 8 mph.
Night: Clear, with a low around 44. Southwest wind around 8 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
59°15°–64°18°
Low, likely
33°1°–44°7°
Typical high / low
60°16° / 39°4°
Wind
13 mph20 km/h, gusts 20 mph32 km/h
UV peak
4
Monday, Oct 26. Sunny. High 65°18°, low 45°7°. Typical 59°15° / 39°4°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 50°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 65. West wind around 9 mph.
Night: Mostly clear, with a low around 45. Northwest wind 7 to 18 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
62°17°–68°20°
Low, likely
42°6°–46°8°
Typical high / low
59°15° / 39°4°
Wind
15 mph25 km/h
UV peak
4
Tuesday, Oct 27. Mostly sunny. High 50°10°, low 41°5°. Typical 59°15° / 39°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Mostly sunny, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 49°9°
  Dry
3. Evening
  6 PM–midnight
  Clear, 42°6°
  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 50. North wind 6 to 20 mph.
Night: Mostly clear, with a low around 41. North wind 2 to 6 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
50°10°–56°13°
Low, likely
39°4°–45°7°
Typical high / low
59°15° / 39°4°
Wind
19 mph31 km/h, gusts 27 mph44 km/h
UV peak
3
Wednesday, Oct 28. Mostly sunny. High 51°11°, low 43°6°. Typical 59°15° / 38°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 40°4°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 53°11°
  Dry
3. Evening
  6 PM–midnight
  Clear, 43°6°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 41°5°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 51. Northeast wind around 6 mph.
Night: Mostly clear, with a low around 43. South wind around 6 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
50°10°–55°13°
Low, likely
35°2°–44°7°
Typical high / low
59°15° / 38°3°
Wind
12 mph19 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 59°15°, low 52°11°. Typical 58°14° / 38°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 43°6°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 62°17°
  Dry
3. Evening
  6 PM–midnight
  Clear, 53°12°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 51°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 59. Southwest wind 6 to 14 mph.
Night: Mostly clear, with a low around 52. Southwest wind around 13 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
59°15°–63°17°
Low, likely
40°4°–52°11°
Typical high / low
58°14° / 38°3°
Wind
16 mph26 km/h, gusts 31 mph50 km/h
UV peak
4
Friday, Oct 30. Mostly sunny. High 63°17°, low 49°9°. Typical 58°14° / 38°3°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 51°10°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Clear, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 49°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 63. West wind around 12 mph.
Night: Mostly clear, with a low around 49. Northwest wind around 9 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
62°17°–70°21°
Low, likely
48°9°–53°12°
Typical high / low
58°14° / 38°3°
Wind
13 mph21 km/h, gusts 28 mph44 km/h
UV peak
3
Saturday, Oct 31. Drizzle. High 60°16°, low 49°9°. Typical 58°14° / 37°3°. Rain 0.01 in0.3 mm, 5% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 60°15°
  Dry
3. Evening
  6 PM–midnight
  Clear, 50°10°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 49°9°
  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
54°12°–70°21°
Low, likely
46°8°–53°12°
Typical high / low
58°14° / 37°3°
Wind
17 mph27 km/h, gusts 25 mph41 km/h
UV peak
3
Sunday, Nov 1. Cloudy. High 61°16°, low 50°10°. Typical 57°14° / 37°3°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 51°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 62°17°
  Dry
3. Evening
  6 PM–midnight
  Clear, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 53°12°
  30% chance
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
53°12°–67°19°
Low, likely
46°8°–54°12°
Typical high / low
57°14° / 37°3°
Wind
14 mph22 km/h, gusts 26 mph41 km/h
UV peak
3
Monday, Nov 2. Cloudy. High 59°15°, low 52°11°. Typical 57°14° / 37°3°. Rain 0.05 in1.3 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 55°13°
  30% chance
2. Afternoon
  noon–6 PM
  Cloudy, 62°17°
  20% chance
3. Evening
  6 PM–midnight
  Cloudy, 55°13°
  20% chance · 0.03 in0.8 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
52°11°–65°18°
Low, likely
47°8°–57°14°
Typical high / low
57°14° / 37°3°
Wind
14 mph23 km/h, gusts 21 mph34 km/h
UV peak
2

10 days15 days30 days

The outlook

Today
Dry, high 55°, low 41°.
Tomorrow
Dry, high 61°, low 44°, warming up.
Monday
Dry, high 65°, low 45°, warming up.
Rest of week
Mostly dry, highs 50–63°.

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

Taunton River near Bridgewater

18 mi

Below flood stage

Level: 3.8 ft
Flow: 256 cfs

Forecast peak 3.8 ft Sat 2 PM

Reading from Sat 7:45 AM · NWS gauge page

Atlantic Coast at Provincetown Harbor (IN MLLW)

24 mi

Below flood stage

Level: 8.6 ft

Forecast peak 10.7 ft Mon 12 PM

Reading from Sat 8:30 AM · NWS gauge page

Jones River at Kingston

6.8 mi

Below flood stage

Level: 3.0 ft
Flow: 16 cfs

Reading from Sat 8:15 AM · NWS gauge page

Eels River at Plymouth

8.7 mi

Level: 3.8 ft

Reading from Sat 8 AM · NWS gauge page

For your home

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

Heating this week

About 74% less heating than a typical week.

This week 29Typical 113

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 15
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 3 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 37°F).

Open the windows?

Sun, 2:00 PM–4:00 PM

Good stretch to open the windows.

Is this typical?

Plymouth Municipal Airport · official normals 1991–2020 · records 1996–2026

Oct 24, today vs a typical year

Today’s expected high is 5°3° colder than typical.

Last 7 days vs normal

On average 3°2° colder than normal (daily mean temperature).

−9°−5°SunOct 18
−7°−4°MonOct 19
+1°TueOct 20
+3°+1°WedOct 21
+3°+1°ThuOct 22
−8°−5°FriOct 23
—SatOct 24

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

Sun & moon

Sun

Daylight: 10 h 41 min; Losing 2 min 35 s a day; shortest Dec 21, 1 h 35 min less
Golden hour: 5:08–6:04 PM; Morning 6:48–7:44 AM
Blue hour: 6:04–6:15 PM; Morning 6:37–6:48 AM; first light 6:37 AM

Stars tonight? Fair

Clear 6:15 PM–6:38 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

97% lit · growing

Today: sets 5:15 AM · rises 4:44 PM
Full moon: Oct 26
New moon: Nov 9

Looking east from Green Harbor. The highest point on the skyline is about 3,500 ft, 23 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Green Harbor, MA weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Taunton River near Bridgewater

Atlantic Coast at Provincetown Harbor (IN MLLW)

Jones River at Kingston

Eels River at Plymouth

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