Weather forecast for 10 days
Grantham, NH

Weather forecast for the weekend

Saturday, Jun 21.

Partly Cloudy
5:06 am

8:35 pm
EDT
Partly Cloudy
82°F / 64°F
  • Wind: 6mph W
  • Humidity: 55%
  • Precip. probability: 10%
  • Precipitation: 0.12"
  • UV index: 8
On Saturday, in Grantham, moments of sunshine will break through the patchy clouds.
Minimal precipitation is expected. The highest temperature will be a warm 82.4°F, while the lowest predicted temperature is a comfortable 64.4°F.
It will be warmer, and the temperature will align more closely with July's average high of 78.8°F than June's.
Sunrise will be at 5:06 am and sunset at 8:35 pm; the daylight will last for 15h and 29min.

Sunday, Jun 22.

Partly Cloudy
5:06 am

8:35 pm
EDT
Partly Cloudy
84°F / 68°F
  • Wind: 6mph W
  • Humidity: 71%
  • Precip. probability: 24%
  • Precipitation: 0"
  • UV index: 8
On Sunday, in Grantham, clouds and sunshine will create a dynamic sky throughout the day.
Rainfall is not forecasted. The highest temperature will be a moderately hot 84.2°F, while the lowest temperature will be a delightful 68°F.
On Sunday, temperatures will feel hotter as the forecast mirrors July's average high rather than June's.
Sunrise will be at 5:06 am and sunset at 8:35 pm; the daylight will last for 15h and 29min.

Frequently asked questions

What is the weather forecast for Grantham for Saturday?
On Saturday, expect a partly sunny afternoon with variable cloud cover.
Will it rain on Saturday?
On Saturday, there is a low probability of minimal rainfall in Grantham.
What will be the highest temperature on Saturday?
On Saturday, the highest temperature will be 82.4°F, while the lowest temperature will be 64.4°F.
What is the weather forecast for Grantham for Sunday?
On Sunday, scattered clouds may briefly filter the sunlight, but it will remain bright overall.
Will it rain on Sunday?
No, it will not rain on Sunday in Grantham.
What will be the maximum temperature on Sunday?
On Sunday, the highest temperature will be 84.2°F, while the lowest temperature will be 68°F.
What is the weather forecast for Grantham for the next ten days?
In Grantham, weather will be unstable, and a combination of gloomy, rain-filled, thunderstorm-prone and sunny weather is anticipated for the next ten days.
Will it rain in the next ten days?
Rainfall is expected on Tuesday through Thursday and next Wednesday in Grantham. With moderate precipitation of 0.43", Tuesday will be the day with the most rainfall.
How hot will it be in the next ten days?
The maximum temperature will vary between 66.2°F and 91.4°F, as the minimum temperature will be between 55.4°F and 69.8°F.
Combining with the humidity, the maximum feel-like temperature will vary between 66.2°F and 105.8°F.
What will be the hottest and the coldest days?
With a maximum temperature of 91.4°F, next Monday and Tuesday will be the hottest days. The coldest day will be tomorrow, with a maximum of 66.2°F.

Long-term weather forecast

MonJun 16.
  • min.
  • 55°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph SE
  • Humidity: 82%
  • UV index: 0
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:05 am 8:33 pm EDT
TueJun 17.
  • 66°F
  • 61°F
PM Rain
PM Rain
  • Wind: 6mph SSE
  • Humidity: 87%
  • UV index: 4
  • Precip. probability: 68%
  • Precipitation: 0.43"
  • 5:05 am 8:33 pm EDT
WedJun 18.
  • 81°F
  • 66°F
AM Showers
AM Showers
  • Wind: 6mph SSW
  • Humidity: 80%
  • UV index: 5
  • Precip. probability: 49%
  • Precipitation: 0.08"
  • 5:05 am 8:34 pm EDT
ThuJun 19.
  • 86°F
  • 59°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 11mph SW
  • Humidity: 70%
  • UV index: 8
  • Precip. probability: 60%
  • Precipitation: 0.08"
  • 5:05 am 8:34 pm EDT
FriJun 20.
  • 79°F
  • 55°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph W
  • Humidity: 56%
  • UV index: 8
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:05 am 8:34 pm EDT
SatJun 21.
  • 82°F
  • 64°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph W
  • Humidity: 55%
  • UV index: 8
  • Precip. probability: 10%
  • Precipitation: 0.12"
  • 5:06 am 8:35 pm EDT
SunJun 22.
  • 84°F
  • 68°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph W
  • Humidity: 71%
  • UV index: 8
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:06 am 8:35 pm EDT
MonJun 23.
  • 91°F
  • 70°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph W
  • Humidity: 63%
  • UV index: 8
  • Precip. probability: 20%
  • Precipitation: 0"
  • 5:06 am 8:35 pm EDT
TueJun 24.
  • 91°F
  • 68°F
Mostly Sunny
Mostly Sunny
  • Wind: 9mph W
  • Humidity: 60%
  • UV index: 8
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:06 am 8:35 pm EDT
WedJun 25.
  • 84°F
  • 61°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph NW
  • Humidity: 64%
  • UV index: 8
  • Precip. probability: 21%
  • Precipitation: 0.08"
  • 5:07 am 8:35 pm EDT
The weather will be unstable for the next ten days, and a mix of overcast, rainy, unstable and clear weather is predicted.
Rainfall is forecasted for Tuesday through Thursday and next Wednesday.
Significant changes in temperature are expected across the forecast period. Forecast highs will fluctuate between 66.2°F and 91.4°F, while the fluctuation in night temperatures will be also significant, as the lowest temperatures will be recorded between 55.4°F and 69.8°F.
The hottest days will be next Monday and Tuesday, with a maximum of 91.4°F; expect the coldest day on Tuesday with a high of 66.2°F.
Taking the humidity into consideration, the maximum feel-like temperature may increase considerably and range between 66.2°F and a scorching 105.8°F.
Updated: Jun 17, 2025 @ 01:30:19 UTC
Published by: Weather U.S. | About Us
Data Sources | |
Weather Forecasting & Climate
Share