Weather forecast for today
Portsmouth, NH

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Weather forecast for today

Sunday, May 4.

Heavy Rain
5:30 am

7:49 pm
EDT
Heavy Rain
59°F / 50°F
  • Wind: 9mph ENE
  • Humidity: 88%
  • Precip. probability: 100%
  • Precipitation: 1.22"
  • UV index: 3
Today, in Portsmouth, significant rainfall is forecasted, leading to water accumulation on streets and sidewalks.
Intense precipitation of 1.22" is expected. Temperature shifts will be minor, ranging from a high of a mild 59°F to a low of a fresh 50°F.
Today, expect the temperature to remain near May's average maximum of 61°F.
Sunrise was at 5:30 am and sunset will be at 7:49 pm; the daylight will last for 14h and 19min.

Current condition

Fog
12:26 pm EDT
Fog
  • 57°F
  • Feels like: 57°F
  • Wind: 4mph NE
  • Humidity: 99%
  • Dewpoint: 57°F
  • Pressure: 29.97"Hg
  • Precipitation: 0"
  • Visibility: 1mi
  • UV index: 1
Currently, in Portsmouth, moisture in the air has created a dense, lingering fog.
The temperature is a moderate 57.2°F. The current temperature is almost at the maximum anticipated 59°F for today.

Weather radar - Portsmouth, NH

Doppler radar displays precipitation for the past 2h and forecasts the next 30min

Frequently asked questions

What is the current temperature?
Currently (12:26 pm EDT) it is 57.2°F in Portsmouth.
What is the weather forecast for Portsmouth for today?
Today, steady heavy rain is expected, leading to widespread wet conditions.
Will it rain today?
Yes, it will rain today. Be wary - intense precipitation of 1.22" is predicted.
What will be the highest temperature today?
Today, the highest temperature will be 59°F, while the lowest temperature will be 50°F.
The highest temperature will be in line with the average maximum of 61°F in May. The lowest temperature will be also in line with the average low of 48°F.
What time are sunrise and sunset today?
On Sunday, in Portsmouth, sunrise was at 5:30 am and sunset will be at 7:49 pm (EDT).
How many hours of daylight will Portsmouth have today?
Today, the daylight will last for 14h and 19min.

Hourly weather forecast

1 pm
  • 57°F
  • Feels like:
    57°F
Foggy
Foggy
  • Wind: 5mph NE
  • Pressure: 29.97"Hg
  • Humidity: 96%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 0mi
2 pm
  • 57°F
  • Feels like:
    55°F
Showers
Showers
  • Wind: 6mph ENE
  • Pressure: 29.97"Hg
  • Humidity: 92%
  • Precip. probability: 41%
  • Precipitation: 0.04"
  • Visibility: 0mi
3 pm
  • 57°F
  • Feels like:
    55°F
Showers
Showers
  • Wind: 7mph NE
  • Pressure: 29.97"Hg
  • Humidity: 89%
  • Precip. probability: 46%
  • Precipitation: 0.04"
  • Visibility: 1mi
4 pm
  • 59°F
  • Feels like:
    57°F
Rain
Rain
  • Wind: 9mph ENE
  • Pressure: 29.97"Hg
  • Humidity: 80%
  • Precip. probability: 82%
  • Precipitation: 0.16"
  • Visibility: 2mi
5 pm
  • 57°F
  • Feels like:
    55°F
Heavy Rain
Heavy Rain
  • Wind: 7mph ENE
  • Pressure: 30"Hg
  • Humidity: 82%
  • Precip. probability: 99%
  • Precipitation: 0.43"
  • Visibility: 2mi
6 pm
  • 55°F
  • Feels like:
    54°F
Heavy Rain
Heavy Rain
  • Wind: 7mph ENE
  • Pressure: 30"Hg
  • Humidity: 81%
  • Precip. probability: 100%
  • Precipitation: 0.35"
  • Visibility: 1mi
7 pm
  • 55°F
  • Feels like:
    54°F
Rain
Rain
  • Wind: 6mph ENE
  • Pressure: 30.03"Hg
  • Humidity: 82%
  • Precip. probability: 93%
  • Precipitation: 0.04"
  • Visibility: 1mi
Sunset: 7:49 pm
8 pm
  • 54°F
  • Feels like:
    54°F
Rain
Rain
  • Wind: 4mph NE
  • Pressure: 30.06"Hg
  • Humidity: 87%
  • Precip. probability: 89%
  • Precipitation: 0.08"
  • Visibility: 1mi
9 pm
  • 54°F
  • Feels like:
    52°F
Rain
Rain
  • Wind: 5mph ENE
  • Pressure: 30.09"Hg
  • Humidity: 90%
  • Precip. probability: 88%
  • Precipitation: 0.04"
  • Visibility: 1mi
10 pm
  • 54°F
  • Feels like:
    52°F
Rain
Rain
  • Wind: 6mph NE
  • Pressure: 30.09"Hg
  • Humidity: 90%
  • Precip. probability: 74%
  • Precipitation: 0.04"
  • Visibility: 1mi
11 pm
  • 54°F
  • Feels like:
    52°F
Rain
Rain
  • Wind: 5mph ENE
  • Pressure: 30.12"Hg
  • Humidity: 90%
  • Precip. probability: 78%
  • Precipitation: 0.04"
  • Visibility: 1mi
Today, in Portsmouth, primarily rain-filled and occasionally low-visibility weather is anticipated.
Rainfall is anticipated from 2 pm to 11 pm. With high precipitation of 0.43", most rainfall is expected at 5 pm.
The temperature will be between the highest temperature of 59°F and the lowest temperature of 53.6°F. The warmest part of the day is anticipated around 4 pm.
Today, the maximum will be comparable to May's typical high. The minimum temperature will be also in line with May's average low of 48°F.
Updated: May 4, 2025 @ 16:26:09 UTC
Published by: Weather U.S. | About Us
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Portsmouth, New Hampshire, USA

  • en: Portsmouth, New Hampshire, USA
  • es: Portsmouth, Nuevo Hampshire, EE.UU.
  • hr: Portsmut, Nju Hempšir, SAD
  • sr: Portsmut, Nju Hempšir, SAD
  • zh: 朴次茅斯, 新罕布什尔, 美国
  • Latitude: 43.071755°
  • Longitude: -70.762553°
  • Elevation: 16 ft
  • Current time: 12:56pm EDT
  • Sunrise: 5:30 am EDT
  • Sunset: 7:49 pm EDT
  • Timezone: America/New_York
Climate data

Nearby Portsmouth, New Hampshire, USA

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