Weather forecast for 10 days
Grantham, NH

Weather forecast for the weekend

Saturday, May 3.

Thundershowers
5:36 am

7:54 pm
EDT
Thundershowers
68°F / 50°F
  • Wind: 7mph WNW
  • Humidity: 80%
  • Precip. probability: 95%
  • Precipitation: 0.04"
  • UV index: 4
Today, expect intermittent thundershowers.
Minimal precipitation is forecasted. Temperatures are expected to peak at an agreeable 68°F and drop to a minimum of a crisp 50°F.
The highest temperature is anticipated to follow the average for May, around 64.9°F.
Sunrise will be at 5:36 am and sunset at 7:54 pm; the daylight will last for 14h and 19min.

Sunday, May 4.

Rain
5:34 am

7:55 pm
EDT
Rain
59°F / 50°F
  • Wind: 4mph NNE
  • Humidity: 86%
  • Precip. probability: 63%
  • Precipitation: 0.79"
  • UV index: 2
On Sunday, in Grantham, expect intermittent rain, making for a damp and dreary day.
The chance of rainfall for tomorrow is high, and precipitation will be moderate. Modest temperature shifts from a high of a refreshing 59°F to a low of a fresh 50°F are forecasted.
Tomorrow's peak temperature is forecasted to be slightly cooler than May's average high of 64.9°F.
Sunrise will be at 5:34 am and sunset at 7:55 pm; tomorrow's daylight will last for 14h and 21min.

Frequently asked questions

What is the weather forecast for Grantham for tomorrow?
Tomorrow, expect persistent rain that may last through the evening as well.
Will it rain tomorrow?
Moderate precipitation of 0.79" is expected. The possibility of rainfall is 63%.
What will be the highest temperature tomorrow?
Tomorrow, the highest temperature will be 59°F, while the lowest temperature will be 50°F.
The highest temperature will be slightly cooler than the average maximum of 64.9°F in May. Tomorrow, the lowest temperature will be also slightly warmer than the average low temperature.
What time are sunrise and sunset tomorrow?
On Sunday, in Grantham, sunrise will be at 5:34 am and sunset at 7:55 pm (EDT).
How many hours of daylight will Grantham have tomorrow?
In Grantham, tomorrow, there will be 14h and 21min of daylight.
What is the weather forecast for Grantham for the next ten days?
In Grantham, a combination of damp, gloomy and storm-filled weather is predicted for the next ten days.
Will it rain in the next ten days?
Rainfall is predicted for Saturday through Thursday and next Saturday in Grantham. Sunday, with moderate precipitation of 0.79", will be the day with the most rainfall.
How warm will it be in the next ten days in Grantham?
The maximum temperature will vary between 55.4°F and 71.6°F, while the minimum temperature will vary between 41°F and 51.8°F.
What will be the warmest and the coldest days?
With the maximum temperature of 71.6°F, next Sunday will be the warmest day. With a maximum temperature of 55.4°F, Monday will be the coldest day.

Long-term weather forecast

SatMay 3.
  • 68°F
  • 50°F
Thundershowers
Thundershowers
  • Wind: 7mph WNW
  • Humidity: 80%
  • UV index: 4
  • Precip. probability: 95%
  • Precipitation: 0.04"
  • 5:36 am 7:54 pm EDT
SunMay 4.
  • 59°F
  • 50°F
Rain
Rain
  • Wind: 4mph NNE
  • Humidity: 86%
  • UV index: 2
  • Precip. probability: 63%
  • Precipitation: 0.79"
  • 5:34 am 7:55 pm EDT
MonMay 5.
  • 55°F
  • 46°F
Rain
Rain
  • Wind: 9mph E
  • Humidity: 80%
  • UV index: 3
  • Precip. probability: 69%
  • Precipitation: 0.47"
  • 5:33 am 7:57 pm EDT
TueMay 6.
  • 59°F
  • 52°F
Rain
Rain
  • Wind: 9mph ESE
  • Humidity: 85%
  • UV index: 3
  • Precip. probability: 89%
  • Precipitation: 0.28"
  • 5:32 am 7:58 pm EDT
WedMay 7.
  • 66°F
  • 48°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 7mph SW
  • Humidity: 73%
  • UV index: 6
  • Precip. probability: 52%
  • Precipitation: 0.59"
  • 5:30 am 7:59 pm EDT
ThuMay 8.
  • 57°F
  • 43°F
Cloudy
Cloudy
  • Wind: 9mph NNW
  • Humidity: 71%
  • UV index: 3
  • Precip. probability: 24%
  • Precipitation: 0.16"
  • 5:29 am 8:00 pm EDT
FriMay 9.
  • 61°F
  • 41°F
AM Showers
AM Showers
  • Wind: 7mph NNE
  • Humidity: 56%
  • UV index: 5
  • Precip. probability: 31%
  • Precipitation: 0"
  • 5:28 am 8:01 pm EDT
SatMay 10.
  • 70°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph NW
  • Humidity: 51%
  • UV index: 7
  • Precip. probability: 24%
  • Precipitation: 0.16"
  • 5:27 am 8:02 pm EDT
SunMay 11.
  • 72°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph WNW
  • Humidity: 46%
  • UV index: 7
  • Precip. probability: 21%
  • Precipitation: 0"
  • 5:26 am 8:03 pm EDT
MonMay 12.
  • 66°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph NW
  • Humidity: 51%
  • UV index: 7
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:24 am 8:05 pm EDT
rain-filled, overcast and thunderstorm-prone weather is predicted.
Rainfall is anticipated on Saturday through Thursday and next Saturday.
Temperature variation will be noticeable across the forecast period. Highs will range from 55.4°F to 71.6°F, while nighttime temperatures are expected to vary from 41°F to 51.8°F.
Next Sunday will be the warmest day, with a maximum temperature of 71.6°F; Monday will be the coldest day, with the highest temperature of 55.4°F.
Updated: May 3, 2025 @ 07:19:28 UTC
Published by: Weather Atlas | About Us
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