Weather forecast for 10 days
Portsmouth, NH

Weather forecast for the weekend

Saturday, Mar 15.

Cloudy
6:52 am

6:50 pm
EDT
Cloudy
50°F / 45°F
  • Wind: 9mph S
  • Humidity: 80%
  • Precip. probability: 18%
  • Precipitation: 0.04"
  • UV index: 2
On Saturday, March 15, widespread cloud cover is expected.
Minimal precipitation is predicted. Temperature is anticipated to reach a high of a fresh 50°F (10°C) during the day, slightly dropping to a low of a chilly 44.6°F (7°C) at night.
The maximum temperature of 50°F (10°C) will be more in line with April's average highest temperature of 51.1°F (10.6°C) than the average highest temperature of 40.5°F (4.7°C) in March.
Sunrise will be at 6:52 am and sunset at 6:50 pm; the daylight will last for 11h and 58min.

Sunday, Mar 16.

PM Showers
6:50 am

6:52 pm
EDT
PM Showers
61°F / 52°F
  • Wind: 19mph S
  • Humidity: 82%
  • Precip. probability: 41%
  • Precipitation: 0.28"
  • UV index: 2
On Sunday, in Portsmouth, occasional afternoon showers are expected, though they may be brief.
The likelihood of rainfall is low, and light precipitation is anticipated. Modest temperature shifts from a high of a refreshing 60.8°F (16°C) to a low of a cool 51.8°F (11°C) are predicted.
The highest temperature of 60.8°F (16°C) will be more in line with April's average maximum of 51.1°F (10.6°C) than the average maximum of 40.5°F (4.7°C) in March.
Sunrise will be at 6:50 am and sunset at 6:52 pm; the daylight will last for 12h and 1min.

Frequently asked questions

What is the weather forecast for Portsmouth for Saturday?
On Saturday, March 15, cloudy weather is expected.
Will it rain on Saturday in Portsmouth?
On Saturday, there is a low chance of minimal precipitation in Portsmouth.
What will be the maximum temperature on Saturday?
On Saturday, the maximum temperature will be 50°F (10°C), while the minimum temperature will be 44.6°F (7°C).
What is the weather forecast for Portsmouth for Sunday?
On Sunday, in Portsmouth, showers are expected in the afternoon.
Will it rain on Sunday?
Light precipitation of 0.28" (7mm) is forecasted on Sunday. The chance of rainfall is 41%.
What will be the maximum temperature on Sunday?
On Sunday, the maximum temperature will be 60.8°F (16°C), while the minimum temperature will be 51.8°F (11°C).
What is the weather forecast for Portsmouth for the next ten days?
In Portsmouth, a combination of cloudy and rainy weather is expected for the next ten days.
Will it rain in the next ten days?
Rainfall is anticipated on Saturday through Monday and next Thursday in Portsmouth. Monday, with moderate precipitation of 0.55" (14mm), will be the day with the most rainfall.
How warm will it be in the next ten days?
The maximum temperature will range between 41°F (5°C) and 60.8°F (16°C), as the minimum temperature will range between 30.2°F (-1°C) and 51.8°F (11°C).
What will be the warmest and the coldest days?
With the maximum temperature of 60.8°F (16°C), Sunday will be the warmest day. With a maximum temperature of 41°F (5°C), Wednesday and Thursday will be the coldest days.

Long-term weather forecast

TueMar 11.
  • min.
  • 32°F
Clear
Clear
  • Wind: 15mph WSW
  • Humidity: 52%
  • UV index: 0
  • Precip. probability: 3%
  • Precipitation: 0"
  • 6:59 am 6:46 pm EDT
WedMar 12.
  • 41°F
  • 32°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 8mph NE
  • Humidity: 43%
  • UV index: 4
  • Precip. probability: 1%
  • Precipitation: 0"
  • 6:57 am 6:47 pm EDT
ThuMar 13.
  • 41°F
  • 30°F
Cloudy
Cloudy
  • Wind: 8mph ESE
  • Humidity: 59%
  • UV index: 2
  • Precip. probability: 10%
  • Precipitation: 0"
  • 6:56 am 6:48 pm EDT
FriMar 14.
  • 46°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph E
  • Humidity: 72%
  • UV index: 4
  • Precip. probability: 8%
  • Precipitation: 0"
  • 6:54 am 6:49 pm EDT
SatMar 15.
  • 50°F
  • 45°F
Cloudy
Cloudy
  • Wind: 9mph S
  • Humidity: 80%
  • UV index: 2
  • Precip. probability: 18%
  • Precipitation: 0.04"
  • 6:52 am 6:50 pm EDT
SunMar 16.
  • 61°F
  • 52°F
PM Showers
PM Showers
  • Wind: 19mph S
  • Humidity: 82%
  • UV index: 2
  • Precip. probability: 41%
  • Precipitation: 0.28"
  • 6:50 am 6:52 pm EDT
MonMar 17.
  • 55°F
  • 36°F
Rain
Rain
  • Wind: 11mph WSW
  • Humidity: 79%
  • UV index: 2
  • Precip. probability: 75%
  • Precipitation: 0.55"
  • 6:49 am 6:53 pm EDT
TueMar 18.
  • 48°F
  • 36°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph W
  • Humidity: 50%
  • UV index: 4
  • Precip. probability: 3%
  • Precipitation: 0"
  • 6:47 am 6:54 pm EDT
WedMar 19.
  • 50°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Wind: 10mph SSW
  • Humidity: 58%
  • UV index: 4
  • Precip. probability: 5%
  • Precipitation: 0"
  • 6:45 am 6:55 pm EDT
ThuMar 20.
  • 52°F
  • 39°F
PM Showers
PM Showers
  • Wind: 14mph S
  • Humidity: 68%
  • UV index: 2
  • Precip. probability: 37%
  • Precipitation: 0.2"
  • 6:43 am 6:56 pm EDT
For the next ten days, a combination of cloudy and rainy weather is forecasted.
Rainfall is forecasted for Saturday through Monday and next Thursday.
Temperature fluctuation will be noticeable in the coming days. The highest temperature will vary between 41°F (5°C) and 60.8°F (16°C), while the lowest nightly temperature differences will be also substantial, as the lowest temperature will be between 30.2°F (-1°C) and 51.8°F (11°C).
Sunday will be the warmest day, with a maximum temperature of 60.8°F (16°C); the coldest days will be Wednesday and Thursday, with a maximum of 41°F (5°C).
Updated: Mar 11, 2025 @ 19:43:22 UTC
Published by: Weather Atlas | About Us
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