Current weather conditions and 15 day weather forecast for Brentwood, 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.
| 12 August 2026 Wednesday 27.4 ° C / 81.3°F ![]() Sunny |
Feels Like : 27.5 ° C / 81.5°F Humidity : % 38 Pressure : 1007 mb Wind Speed : 3.6 kmph / 2.2 miles from W ![]() Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 17 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 12 August 2026 Wednesday | Sunny |
16.1 ° C (61°F) |
30.4 ° C (86.7°F) |
23 ° C (73.5°F) |
% 57 | 4% | 6.6 | Sunrise:05:47 AM Sunset: 07:51 PM |
Moonrise:05:03 AM Moonset: 07:50 PM Moon Phase ( New Moon ) |
|
| 13 August 2026 Thursday | Sunny |
17.9 ° C (64.2°F) |
28.3 ° C (82.9°F) |
22 ° C (71.6°F) |
% 65 | 36% | 5.1 | Sunrise:05:48 AM Sunset: 07:50 PM |
Moonrise:06:27 AM Moonset: 08:17 PM Moon Phase ( New Moon ) |
|
| 14 August 2026 Friday | Sunny |
14.4 ° C (57.9°F) |
25.3 ° C (77.5°F) |
19.7 ° C (67.5°F) |
% 53 | 2% | 6.6 | Sunrise:05:49 AM Sunset: 07:48 PM |
Moonrise:07:48 AM Moonset: 08:40 PM Moon Phase ( Waxing Crescent ) |
|
| 15 August 2026 Saturday | Sunny |
11.2 ° C (52.2°F) |
25.9 ° C (78.7°F) |
18.5 ° C (65.2°F) |
% 56 | 3% | 6.7 | Sunrise:05:50 AM Sunset: 07:47 PM |
Moonrise:09:06 AM Moonset: 09:02 PM Moon Phase ( Waxing Crescent ) |
|
| 16 August 2026 Sunday | Sunny |
13.3 ° C (55.9°F) |
25.4 ° C (77.7°F) |
17.5 ° C (63.5°F) |
% 77 | 79% | 6.1 | Sunrise:05:51 AM Sunset: 07:45 PM |
Moonrise:10:22 AM Moonset: 09:25 PM Moon Phase ( Waxing Crescent ) |
|
| 17 August 2026 Monday | Partly Cloudy |
15.8 ° C (60.4°F) |
28.1 ° C (82.5°F) |
21.3 ° C (70.3°F) |
% 70 | 10% | 7 | Sunrise:05:52 AM Sunset: 07:44 PM |
Moonrise:11:36 AM Moonset: 09:50 PM Moon Phase ( Waxing Crescent ) |
|
| 18 August 2026 Tuesday | Sunny |
13.1 ° C (55.6°F) |
27.6 ° C (81.7°F) |
20.3 ° C (68.5°F) |
% 60 | 4% | 7 | Sunrise:05:53 AM Sunset: 07:42 PM |
Moonrise:12:49 PM Moonset: 10:18 PM Moon Phase ( First Quarter ) |
|
| 19 August 2026 Wednesday | Sunny |
15.7 ° C (60.2°F) |
31.3 ° C (88.4°F) |
23.1 ° C (73.5°F) |
% 60 | 6% | 8 | Sunrise:05:54 AM Sunset: 07:41 PM |
Moonrise:02:00 PM Moonset: 10:52 PM Moon Phase ( First Quarter ) |
|
| 20 August 2026 Thursday | Light rain shower |
18.9 ° C (66.1°F) |
28.5 ° C (83.3°F) |
22.6 ° C (72.8°F) |
% 85 | 86% | 7 | Sunrise:05:55 AM Sunset: 07:39 PM |
Moonrise:03:06 PM Moonset: 11:33 PM Moon Phase ( First Quarter ) |
|
| 21 August 2026 Friday | Patchy rain nearby |
22.2 ° C (71.9°F) |
32.9 ° C (91.2°F) |
25.2 ° C (77.4°F) |
% 87 | 88% | 7 | Sunrise:05:56 AM Sunset: 07:37 PM |
Moonrise:04:06 PM Moonset: Does not set today Moon Phase ( First Quarter ) |
|
| 22 August 2026 Saturday | Fog |
21 ° C (69.9°F) |
24.4 ° C (75.8°F) |
22.6 ° C (72.6°F) |
% 95 | 90% | 6 | Sunrise:05:58 AM Sunset: 07:36 PM |
Moonrise:04:56 PM Moonset: 12:23 AM Moon Phase ( Waxing Gibbous ) |
|
| 23 August 2026 Sunday | Fog |
16.3 ° C (61.3°F) |
21 ° C (69.8°F) |
19.1 ° C (66.3°F) |
% 93 | 71% | 5 | Sunrise:05:59 AM Sunset: 07:34 PM |
Moonrise:05:37 PM Moonset: 01:19 AM Moon Phase ( Waxing Gibbous ) |
|
| 24 August 2026 Monday | Partly Cloudy |
14.8 ° C (58.6°F) |
24.7 ° C (76.4°F) |
18.9 ° C (66°F) |
% 81 | 15% | 6 | Sunrise:06:00 AM Sunset: 07:33 PM |
Moonrise:06:11 PM Moonset: 02:21 AM Moon Phase ( Waxing Gibbous ) |
|
| 25 August 2026 Tuesday | Mist |
14 ° C (57.2°F) |
27.9 ° C (82.3°F) |
19.5 ° C (67.1°F) |
% 78 | 15% | 7 | Sunrise:06:01 AM Sunset: 07:31 PM |
Moonrise:06:38 PM Moonset: 03:25 AM Moon Phase ( Full Moon ) |
|