Forecast Summary
The next few hours will be clear, with today reaching 15°C and dropping to 6°C. The coming days will be drizzle until evening and hazy starting in the evening.
Current Weather
6°
Clear
Feels Like
5°
Min
5°
Max
15°
Compared to Yesterday
Unlock Historical Data
Compare today's weather with yesterday's data and track temperature trends over time.
Does this forecast seem accurate?
Hourly Forecast
Weather forecast for the next 48 hours.
5%
10%
16%
12%
16%
23%
17%
11%
13%
17%
18%
22%
25%
29%
32%
36%
39%
37%
35%
33%
33%
33%
33%
37%
42%
46%
46%
UV Index
No protection needed
Humidity
Current air moisture level
Daylight Hours
13 hours 55 minutes of sunlight today
05:42
Sunrise
19:37
Sunset
Daily Forecast
Weather forecast for the next 8 days.
Today
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Air Quality Data Available
Upgrade to access real-time air quality data for Portsmouth.
Frequently asked questions about weather in Portsmouth
How warm does it get in Portsmouth?
The warmest month in Portsmouth is July, with average high temperatures of 27°C. The average temperature during this period is around 23°C.
How cold does it get in Portsmouth?
The coldest month in Portsmouth is February, with average low temperatures of -5°C. The average temperature during this period is around -2°C.
What is the wettest time of year in Portsmouth?
The wettest month in Portsmouth is December, with an average of 129mm of precipitation.
What is the driest time of year in Portsmouth?
The driest month in Portsmouth is May, with an average of 66mm of precipitation.
Explore more weather forecasts
- Dover, New Hampshire
- New York City, New York
- Durham, New Hampshire
- Los Angeles, California
- Somersworth, New Hampshire
- Brooklyn, New York
- Rochester, New Hampshire
- Chicago, Illinois
- Salem, New Hampshire
- Houston, Texas
- Derry Village, New Hampshire
- Queens, New York
- Derry, New Hampshire
- Phoenix, Arizona
- Windham, New Hampshire
- Philadelphia, Pennsylvania
Stay informed
