Current weather conditions and 15 day weather forecast for Portsmouth International at Pease Airport, New Hampshire, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 14 September 2026 Monday 18.4 ° C / 65°F ![]() Fog |
Feels Like : 19.5 ° C / 67.1°F Humidity : % 97 Pressure : 1010 mb Wind Speed : 8.3 kmph / 5.1 miles from SW ![]() Visibility : 0 km Precipitation (rainfall) : 0.02 mm Cloud (%) : 100 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 13 September 2026 Sunday | Fog |
15.6 ° C (60.1°F) |
18.6 ° C (65.4°F) |
17.5 ° C (63.5°F) |
% 93 | 92% | 1 | Sunrise:06:20 AM Sunset: 06:57 PM |
Moonrise:09:11 AM Moonset: 07:49 PM Moon Phase ( Waxing Crescent ) |
|
| 14 September 2026 Monday | Sunny |
12.9 ° C (55.2°F) |
21.3 ° C (70.3°F) |
18.1 ° C (64.6°F) |
% 68 | 17% | 5.2 | Sunrise:06:22 AM Sunset: 06:55 PM |
Moonrise:10:27 AM Moonset: 08:16 PM Moon Phase ( Waxing Crescent ) |
|
| 15 September 2026 Tuesday | Sunny |
10.9 ° C (51.5°F) |
15.7 ° C (60.3°F) |
13.6 ° C (56.6°F) |
% 67 | 7% | 5.9 | Sunrise:06:23 AM Sunset: 06:54 PM |
Moonrise:11:42 AM Moonset: 08:48 PM Moon Phase ( Waxing Crescent ) |
|
| 16 September 2026 Wednesday | Overcast |
12.7 ° C (54.8°F) |
23.6 ° C (74.5°F) |
17.9 ° C (64.3°F) |
% 70 | 12% | 5.7 | Sunrise:06:24 AM Sunset: 06:52 PM |
Moonrise:12:52 PM Moonset: 09:27 PM Moon Phase ( First Quarter ) |
|
| 17 September 2026 Thursday | Overcast |
15.3 ° C (59.6°F) |
19.7 ° C (67.4°F) |
16.5 ° C (61.8°F) |
% 87 | 89% | 4 | Sunrise:06:25 AM Sunset: 06:50 PM |
Moonrise:01:56 PM Moonset: 10:15 PM Moon Phase ( First Quarter ) |
|
| 18 September 2026 Friday | Mist |
13.6 ° C (56.5°F) |
19.5 ° C (67.1°F) |
16.2 ° C (61.1°F) |
% 79 | 13% | 5 | Sunrise:06:26 AM Sunset: 06:48 PM |
Moonrise:02:50 PM Moonset: 11:09 PM Moon Phase ( First Quarter ) |
|
| 19 September 2026 Saturday | Overcast |
11.7 ° C (53°F) |
16.6 ° C (61.9°F) |
14.7 ° C (58.4°F) |
% 75 | 51% | 5 | Sunrise:06:27 AM Sunset: 06:46 PM |
Moonrise:03:35 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 20 September 2026 Sunday | Light drizzle |
14.3 ° C (57.7°F) |
18.7 ° C (65.6°F) |
16 ° C (60.7°F) |
% 92 | 91% | 4 | Sunrise:06:28 AM Sunset: 06:44 PM |
Moonrise:04:11 PM Moonset: 12:10 AM Moon Phase ( Waxing Gibbous ) |
|
| 21 September 2026 Monday | Overcast |
10.5 ° C (51°F) |
15.5 ° C (59.9°F) |
13 ° C (55.4°F) |
% 55 | 11% | 5 | Sunrise:06:29 AM Sunset: 06:43 PM |
Moonrise:04:40 PM Moonset: 01:13 AM Moon Phase ( Waxing Gibbous ) |
|
| 22 September 2026 Tuesday | Overcast |
9.2 ° C (48.5°F) |
12.9 ° C (55.2°F) |
10.7 ° C (51.3°F) |
% 80 | 88% | 3 | Sunrise:06:30 AM Sunset: 06:41 PM |
Moonrise:05:04 PM Moonset: 02:18 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 September 2026 Wednesday | Light rain shower |
10.1 ° C (50.2°F) |
12.2 ° C (54°F) |
11.3 ° C (52.3°F) |
% 87 | 91% | 3 | Sunrise:06:31 AM Sunset: 06:39 PM |
Moonrise:05:25 PM Moonset: 03:22 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 September 2026 Thursday | Light rain shower |
12 ° C (53.5°F) |
13.4 ° C (56.2°F) |
12.7 ° C (54.8°F) |
% 92 | 92% | 3 | Sunrise:06:32 AM Sunset: 06:37 PM |
Moonrise:05:44 PM Moonset: 04:25 AM Moon Phase ( Full Moon ) |
|
| 25 September 2026 Friday | Light rain shower |
13.6 ° C (56.5°F) |
16 ° C (60.8°F) |
14.2 ° C (57.5°F) |
% 96 | 89% | 3 | Sunrise:06:34 AM Sunset: 06:35 PM |
Moonrise:06:02 PM Moonset: 05:29 AM Moon Phase ( Full Moon ) |
|
| 26 September 2026 Saturday | Light rain shower |
15.5 ° C (59.9°F) |
17.9 ° C (64.2°F) |
16.7 ° C (62°F) |
% 99 | 95% | 4 | Sunrise:06:35 AM Sunset: 06:34 PM |
Moonrise:06:21 PM Moonset: 06:32 AM Moon Phase ( Full Moon ) |
|