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Winter forecast 2025-26 calls for a snowy season for parts of the US. Get the details. Chevron right

Grantham, NH

49°F
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Grantham

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Grantham, NH Weather
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Winter Center

Today

Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

Today's Weather

Sun, Oct 5

Very warm with plenty of sun Hi: 84°

Tonight: Clear Lo: 51°

Current Weather

3:14 AM

49°F
RealFeel® 52°
Clear More Details
Wind NNW 1 mph
Wind Gusts 1 mph
Air Quality Fair

Looking Ahead

Expect rainy weather Tuesday evening through Wednesday morning

Grantham Weather Radar

Grantham Weather Radar
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Clouds
Temperature

Hourly Weather

4 AM 50°
rain drop 0%
5 AM 49°
rain drop 0%
6 AM 49°
rain drop 0%
7 AM 48°
rain drop 0%
8 AM 47°
rain drop 0%
9 AM 53°
rain drop 0%
10 AM 61°
rain drop 0%
11 AM 70°
rain drop 0%
12 PM 75°
rain drop 0%
1 PM 78°
rain drop 0%
2 PM 81°
rain drop 0%
3 PM 84°
rain drop 0%

10-Day Weather Forecast

Today

10/5

84° 51°

Very warm with plenty of sun

Night: Clear

2%

Mon

10/6

83° 49°

Partly sunny and very warm

Mainly clear

0%

Tue

10/7

79° 56°

Partly sunny and warm

Periods of rain

25%

Wed

10/8

61° 37°

Cooler; a few morning showers

Clear and cooler

60%

Thu

10/9

55° 32°

Plenty of sunshine

Clear

0%

Fri

10/10

60° 41°

Mostly sunny

Increasing cloudiness

1%

Sat

10/11

64° 40°

A couple of showers possible

Mainly clear

30%

Sun

10/12

60° 42°

More sun than clouds

Mainly clear

1%

Mon

10/13

66° 43°

Sunshine

Increasing cloudiness

4%

Tue

10/14

63° 42°

Clouds and sun

Partly cloudy

2%

Sun & Moon

11 hrs 33 mins
Rise 6:50 AM
Set 6:23 PM
Waxing Gibbous
Rise 5:37 PM
Set 6:06 AM

Air Quality

See More
Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.

Allergy Outlook

See All
Tree Pollen Low Data is not supported in this location Ragweed Pollen Low Data is not supported in this location Mold Low Data is not supported in this location Grass Pollen Low Data is not supported in this location Dust & Dander Low Data is not supported in this location

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Weather Near Grantham:

  • Burlington, VT
  • Plattsburgh, NY
  • South Burlington, VT
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