Portsmouth

US · 6m

Live · updated just now

Current conditions

Overcast
15°C
Feels like 15°C · Overcast
Humidity
92%
Wind
8 km/h NE
Pressure
—
UV Index
1 Low
Cloud Cover
100%
Precipitation
0 mm
Sunrise
6:58 AM
Sunset
6:00 PM
Compare

What to expect today in Portsmouth

Right now in Portsmouth it's 15°C with overcast. Today's high should reach 17°C with an overnight low near 9°C. Expect rain in the morning, with chances peaking near 21%. Tomorrow will be cooler, reaching around 13°C with rain.

Next 25 Hours

13:00
Rain
13°C
0.2
14:00
Rain
12°C
0.2
15:00
Rain
12°C
0.1
16:00
Rain
12°C
0.1
17:00
Rain
12°C
0.1
18:00
Rain
12°C
0.1
19:00
Rain
11°C
0.1
20:00
Rain
11°C
0.1
21:00
Rain
10°C
0.7
22:00
Rain
9°C
0.7
23:00
Rain
9°C
0.7
00:00
Rain
9°C
0.9
01:00
Rain
8°C
0.9
02:00
Rain
8°C
0.9
03:00
Rain
9°C
1.3
04:00
Rain
9°C
1.3
05:00
Rain
9°C
1.3
06:00
Rain
9°C
0.6
07:00
Rain
10°C
0.6
08:00
Rain
10°C
0.6
09:00
Rain
11°C
0.5
10:00
Rain
11°C
0.5
11:00
Rain
11°C
0.5
12:00
Rain
12°C
0.6
13:00
Rain
12°C
0.6

10-Day Forecast

Forecast trends

Next 24 hours — temperature & precipitation

10-day outlook — high / low & rainfall

Portsmouth on the map

About Portsmouth

Portsmouth, New Hampshire is situated on the Piscataqua River. It is known for its historic charm and vibrant arts scene, with a climate that is generally cool and temperate.

Portsmouth, NH experiences four distinct seasons with cold, snowy winters and mild, humid summers. Temperatures typically range from below freezing in winter to the mid-to-upper 70s in summer. Expect frequent rain and changeable winds throughout the year.

Nearby Cities

Compare Portsmouth with another citySee weather & climate side by side — find your climate twin.
→