Weather Forecast for Portsmouth (US)
New Hampshire, United States of America
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Current Weather - Portsmouth (US): -1°C
Current Weather - Portsmouth (US): -1°C
New Hampshire, United States of America
Overcast
Feels like -7°C
Wind
21 km/h WNW
Humidity
51%
Pressure
1011 mb
UV Index
0
Visibility
16 km
Partly Cloudy
Friday, March 13, 2026
High
5°C
Low
-5°C
Rain Chance
0%
Hourly Forecast
-3°C
-2°C
-1°C
1°C
2°C
3°C
4°C
4°C
4°C
4°C
3°C
3°C
2°C
2°C
1°C
2°C
2°C
Day Statistics
Maximum Wind
23 km/h
Humidity
56%
Precipitation
0 mm
UV Index
1
Visibility
9 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:59 AM
Sunset
06:47 PM
Moonrise
04:17 AM
Moonset
12:50 PM
Moon Phase
Waning Crescent
Moon Illumination
35%
Air Quality
PM2.5
3.1
μg/m³
PM10
3.6
μg/m³
NO₂
4.7
μg/m³
O₃
89
μg/m³
SO₂
1.8
μg/m³
CO
183.7
μg/m³
Sunny
Saturday, March 14, 2026
High
6°C
Low
-0°C
Rain Chance
0%
Hourly Forecast
2°C
2°C
2°C
2°C
2°C
2°C
2°C
2°C
3°C
4°C
5°C
5°C
5°C
5°C
5°C
6°C
6°C
5°C
4°C
2°C
1°C
1°C
1°C
-0°C
Day Statistics
Maximum Wind
34 km/h
Humidity
62%
Precipitation
0 mm
UV Index
1
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:57 AM
Sunset
06:48 PM
Moonrise
04:54 AM
Moonset
01:57 PM
Moon Phase
Waning Crescent
Moon Illumination
26%
Air Quality
PM2.5
4.9
μg/m³
PM10
6.2
μg/m³
NO₂
4.6
μg/m³
O₃
89
μg/m³
SO₂
2.2
μg/m³
CO
177.5
μg/m³
Partly Cloudy
Sunday, March 15, 2026
High
6°C
Low
-2°C
Rain Chance
0%
Hourly Forecast
-1°C
-1°C
-1°C
-2°C
-2°C
-2°C
-2°C
-2°C
-1°C
1°C
2°C
3°C
4°C
5°C
5°C
4°C
3°C
2°C
2°C
1°C
2°C
2°C
1°C
1°C
Day Statistics
Maximum Wind
23 km/h
Humidity
56%
Precipitation
0 mm
UV Index
1
Visibility
10 km
Rain Chance
0%
Snow Chance
0%
Sun & Moon
Sunrise
06:55 AM
Sunset
06:50 PM
Moonrise
05:24 AM
Moonset
03:07 PM
Moon Phase
Waning Crescent
Moon Illumination
18%
Air Quality
PM2.5
4.4
μg/m³
PM10
5.8
μg/m³
NO₂
3.8
μg/m³
O₃
92.1
μg/m³
SO₂
1.6
μg/m³
CO
173.9
μg/m³
Moderate rain
Monday, March 16, 2026
High
13°C
Low
2°C
Rain Chance
81%
Hourly Forecast
2°C
3°C
3°C
3°C
4°C
4°C
5°C
6°C
6°C
7°C
8°C
9°C
9°C
10°C
11°C
11°C
12°C
12°C
12°C
13°C
13°C
13°C
14°C
14°C
Day Statistics
Maximum Wind
36 km/h
Humidity
95%
Precipitation
14 mm
UV Index
0
Visibility
7 km
Rain Chance
81%
Snow Chance
0%
Sun & Moon
Sunrise
06:53 AM
Sunset
06:51 PM
Moonrise
05:50 AM
Moonset
04:18 PM
Moon Phase
Waning Crescent
Moon Illumination
11%
Air Quality
PM2.5
10.6
μg/m³
PM10
16.2
μg/m³
NO₂
2.1
μg/m³
O₃
98.8
μg/m³
SO₂
1.3
μg/m³
CO
162.4
μg/m³
Patchy rain nearby
Tuesday, March 17, 2026
High
8°C
Low
-3°C
Rain Chance
87%
Hourly Forecast
14°C
15°C
15°C
15°C
14°C
11°C
8°C
6°C
4°C
3°C
2°C
2°C
2°C
3°C
3°C
2°C
2°C
1°C
0°C
-1°C
-2°C
-2°C
-3°C
-3°C
Day Statistics
Maximum Wind
40 km/h
Humidity
74%
Precipitation
4 mm
UV Index
0
Visibility
9 km
Rain Chance
87%
Snow Chance
0%
Sun & Moon
Sunrise
06:52 AM
Sunset
06:52 PM
Moonrise
06:12 AM
Moonset
05:31 PM
Moon Phase
Waning Crescent
Moon Illumination
5%
Partly Cloudy
Wednesday, March 18, 2026
High
3°C
Low
-5°C
Rain Chance
0%
Hourly Forecast
-3°C
-4°C
-4°C
-4°C
-4°C
-4°C
-4°C
-4°C
-4°C
-3°C
-2°C
-1°C
1°C
2°C
2°C
2°C
1°C
1°C
0°C
-0°C
-0°C
-0°C
-0°C
-0°C
Day Statistics
Maximum Wind
22 km/h
Humidity
40%
Precipitation
0 mm
UV Index
2
Visibility
10 km
Rain Chance
0%
Snow Chance
20%
Sun & Moon
Sunrise
06:50 AM
Sunset
06:53 PM
Moonrise
06:33 AM
Moonset
06:43 PM
Moon Phase
Waning Crescent
Moon Illumination
1%
Partly Cloudy
Thursday, March 19, 2026
High
3°C
Low
-2°C
Rain Chance
0%
Hourly Forecast
-1°C
-1°C
-1°C
-1°C
-2°C
-1°C
-1°C
-1°C
0°C
1°C
2°C
2°C
3°C
3°C
3°C
3°C
2°C
2°C
1°C
1°C
1°C
1°C
1°C
1°C
Day Statistics
Maximum Wind
15 km/h
Humidity
70%
Precipitation
0 mm
UV Index
2
Visibility
9 km
Rain Chance
0%
Snow Chance
19%
Sun & Moon
Sunrise
06:48 AM
Sunset
06:54 PM
Moonrise
06:53 AM
Moonset
07:58 PM
Moon Phase
New Moon
Moon Illumination
0%
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