Weather Forecast for Portsmouth (US)
New Hampshire, United States of America
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Current Weather - Portsmouth (US): 16°C
Current Weather - Portsmouth (US): 16°C
New Hampshire, United States of America
Clear
Feels like 15°C
Wind
11 km/h WSW
Humidity
86%
Pressure
1014 mb
UV Index
0
Visibility
10 km
Sunny
Tuesday, August 04, 2026
High
31°C
Low
16°C
Rain Chance
4%
Hourly Forecast
28°C
29°C
30°C
31°C
31°C
31°C
30°C
28°C
24°C
22°C
21°C
20°C
19°C
Day Statistics
Maximum Wind
21 km/h
Humidity
67%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
4%
Snow Chance
0%
Sun & Moon
Sunrise
05:37 AM
Sunset
08:01 PM
Moonrise
10:29 PM
Moonset
11:55 AM
Moon Phase
Last Quarter
Moon Illumination
55%
Air Quality
PM2.5
6.5
μg/m³
PM10
6.6
μg/m³
NO₂
3
μg/m³
O₃
73.8
μg/m³
SO₂
0.7
μg/m³
CO
128.8
μg/m³
Sunny
Wednesday, August 05, 2026
High
27°C
Low
17°C
Rain Chance
7%
Hourly Forecast
19°C
18°C
18°C
18°C
17°C
17°C
17°C
18°C
21°C
23°C
25°C
25°C
26°C
27°C
27°C
27°C
27°C
26°C
24°C
23°C
21°C
20°C
20°C
21°C
Day Statistics
Maximum Wind
13 km/h
Humidity
71%
Precipitation
0 mm
UV Index
3
Visibility
9 km
Rain Chance
7%
Snow Chance
0%
Sun & Moon
Sunrise
05:38 AM
Sunset
08:00 PM
Moonrise
10:54 PM
Moonset
01:04 PM
Moon Phase
Last Quarter
Moon Illumination
44%
Air Quality
PM2.5
9.7
μg/m³
PM10
9.8
μg/m³
NO₂
5
μg/m³
O₃
93.3
μg/m³
SO₂
1.1
μg/m³
CO
172
μg/m³
Sunny
Thursday, August 06, 2026
High
32°C
Low
18°C
Rain Chance
6%
Hourly Forecast
21°C
20°C
19°C
19°C
18°C
18°C
18°C
20°C
23°C
25°C
28°C
29°C
30°C
31°C
31°C
32°C
32°C
29°C
27°C
27°C
26°C
25°C
25°C
24°C
Day Statistics
Maximum Wind
13 km/h
Humidity
67%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
6%
Snow Chance
0%
Sun & Moon
Sunrise
05:39 AM
Sunset
07:58 PM
Moonrise
11:27 PM
Moonset
02:17 PM
Moon Phase
Last Quarter
Moon Illumination
34%
Air Quality
PM2.5
12.1
μg/m³
PM10
12.4
μg/m³
NO₂
5
μg/m³
O₃
98.8
μg/m³
SO₂
1.1
μg/m³
CO
164
μg/m³
Partly Cloudy
Friday, August 07, 2026
High
32°C
Low
22°C
Rain Chance
36%
Hourly Forecast
24°C
23°C
23°C
22°C
22°C
22°C
22°C
23°C
25°C
27°C
30°C
31°C
32°C
32°C
32°C
30°C
27°C
27°C
27°C
27°C
26°C
22°C
22°C
24°C
Day Statistics
Maximum Wind
10 km/h
Humidity
76%
Precipitation
0 mm
UV Index
8
Visibility
9 km
Rain Chance
36%
Snow Chance
0%
Sun & Moon
Sunrise
05:40 AM
Sunset
07:57 PM
Moonrise
Does not rise today
Moonset
03:30 PM
Moon Phase
Waning Crescent
Moon Illumination
24%
Air Quality
PM2.5
7
μg/m³
PM10
7.1
μg/m³
NO₂
4.6
μg/m³
O₃
97.4
μg/m³
SO₂
0.8
μg/m³
CO
172.6
μg/m³
Sunny
Saturday, August 08, 2026
High
30°C
Low
21°C
Rain Chance
18%
Hourly Forecast
22°C
21°C
23°C
21°C
21°C
21°C
21°C
22°C
24°C
25°C
26°C
28°C
28°C
28°C
30°C
28°C
26°C
24°C
24°C
23°C
22°C
22°C
22°C
21°C
Day Statistics
Maximum Wind
11 km/h
Humidity
80%
Precipitation
0 mm
UV Index
7
Visibility
10 km
Rain Chance
18%
Snow Chance
0%
Sun & Moon
Sunrise
05:41 AM
Sunset
07:56 PM
Moonrise
12:10 AM
Moonset
04:42 PM
Moon Phase
Waning Crescent
Moon Illumination
16%
Air Quality
PM2.5
7.8
μg/m³
PM10
7.9
μg/m³
NO₂
4.1
μg/m³
O₃
67.4
μg/m³
SO₂
0.9
μg/m³
CO
254.3
μg/m³
Sunny
Sunday, August 09, 2026
High
31°C
Low
20°C
Rain Chance
8%
Hourly Forecast
21°C
21°C
21°C
21°C
20°C
20°C
21°C
22°C
24°C
26°C
27°C
29°C
30°C
30°C
31°C
29°C
28°C
26°C
25°C
25°C
25°C
24°C
24°C
24°C
Day Statistics
Maximum Wind
11 km/h
Humidity
75%
Precipitation
0 mm
UV Index
8
Visibility
8 km
Rain Chance
8%
Snow Chance
0%
Sun & Moon
Sunrise
05:42 AM
Sunset
07:54 PM
Moonrise
01:06 AM
Moonset
05:45 PM
Moon Phase
Waning Crescent
Moon Illumination
9%
Sunny
Monday, August 10, 2026
High
34°C
Low
22°C
Rain Chance
4%
Hourly Forecast
23°C
23°C
23°C
23°C
23°C
23°C
24°C
25°C
26°C
28°C
29°C
31°C
32°C
33°C
34°C
34°C
33°C
33°C
30°C
28°C
26°C
25°C
24°C
22°C
Day Statistics
Maximum Wind
21 km/h
Humidity
58%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
4%
Snow Chance
0%
Sun & Moon
Sunrise
05:43 AM
Sunset
07:53 PM
Moonrise
02:16 AM
Moonset
06:36 PM
Moon Phase
New Moon
Moon Illumination
4%
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