Merrimack Weather Forecast 15 Days, Weather in Merrimack Today
Current weather conditions and 15 day weather forecast for Merrimack, 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.
Current weather conditions at Merrimack
| 09 February 2026 Monday -12.2 ° C / 10°F  Clear |
Feels Like : -19.2 ° C / -2.6°F Humidity : % 57 Pressure : 1020 mb Wind Speed : 14 kmph / 8.7 miles from NW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Merrimack, NH, USA
Weather Forecast for next 15 Days for Merrimack including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Merrimack, New Hampshire state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 09 February 2026 Monday | Sunny |
-12.5 ° C (9.5°F) |
-0.6 ° C (30.9°F) |
-7.6 ° C (18.3°F) |
% 49 | 0% | 0.4 | Sunrise:06:51 AM Sunset: 05:10 PM |
Moonrise:12:49 AM Moonset: 10:06 AM Moon Phase ( Last Quarter ) |
|
| 10 February 2026 Tuesday |  Moderate or heavy snow showers |
-9.3 ° C (15.3°F) |
0.4 ° C (32.7°F) |
-4.6 ° C (23.7°F) |
% 57 | 81% | 0.4 | Sunrise:06:50 AM Sunset: 05:11 PM |
Moonrise:01:54 AM Moonset: 10:38 AM Moon Phase ( Waning Crescent ) |
|
| 11 February 2026 Wednesday | Moderate or heavy snow showers |
-4.2 ° C (24.4°F) |
0.5 ° C (32.9°F) |
-2.2 ° C (28.1°F) |
% 85 | 81% | 0.4 | Sunrise:06:48 AM Sunset: 05:13 PM |
Moonrise:02:56 AM Moonset: 11:19 AM Moon Phase ( Waning Crescent ) |
|
| 12 February 2026 Thursday |  Partly Cloudy |
-6.1 ° C (21°F) |
0.3 ° C (32.5°F) |
-3.4 ° C (25.8°F) |
% 81 | 0% | 0.5 | Sunrise:06:47 AM Sunset: 05:14 PM |
Moonrise:03:53 AM Moonset: 12:08 PM Moon Phase ( Waning Crescent ) |
|
| 13 February 2026 Friday | Sunny |
-9.1 ° C (15.6°F) |
-0.1 ° C (31.9°F) |
-5.6 ° C (22°F) |
% 82 | 0% | 0 | Sunrise:06:46 AM Sunset: 05:15 PM |
Moonrise:04:42 AM Moonset: 01:06 PM Moon Phase ( Waning Crescent ) |
|
| 14 February 2026 Saturday | Partly Cloudy |
-10.2 ° C (13.7°F) |
0.7 ° C (33.3°F) |
-5.3 ° C (22.4°F) |
% 87 | 0% | 2 | Sunrise:06:44 AM Sunset: 05:17 PM |
Moonrise:05:24 AM Moonset: 02:11 PM Moon Phase ( Waning Crescent ) |
|
| 15 February 2026 Sunday | Partly Cloudy |
-10.7 ° C (12.7°F) |
1.2 ° C (34.2°F) |
-5 ° C (22.9°F) |
% 92 | 0% | 2 | Sunrise:06:43 AM Sunset: 05:18 PM |
Moonrise:05:58 AM Moonset: 03:21 PM Moon Phase ( Waning Crescent ) |
|
| 16 February 2026 Monday | Sunny |
-8.1 ° C (17.4°F) |
2.6 ° C (36.7°F) |
-3.2 ° C (26.3°F) |
% 92 | 0% | 2 | Sunrise:06:42 AM Sunset: 05:19 PM |
Moonrise:06:26 AM Moonset: 04:31 PM Moon Phase ( Waning Crescent ) |
|
| 17 February 2026 Tuesday |  Freezing fog |
-5.7 ° C (21.7°F) |
2.5 ° C (36.5°F) |
-1.3 ° C (29.7°F) |
% 93 | 84% | 1 | Sunrise:06:40 AM Sunset: 05:21 PM |
Moonrise:06:50 AM Moonset: 05:43 PM Moon Phase ( New Moon ) |
|
| 18 February 2026 Wednesday |  Patchy rain nearby |
-0.7 ° C (30.7°F) |
6 ° C (42.9°F) |
2.4 ° C (36.3°F) |
% 85 | 0% | 1 | Sunrise:06:39 AM Sunset: 05:22 PM |
Moonrise:07:12 AM Moonset: 06:53 PM Moon Phase ( Waxing Crescent ) |
|
| 19 February 2026 Thursday |  Patchy moderate snow |
-3.4 ° C (25.8°F) |
-0.1 ° C (31.9°F) |
-1.5 ° C (29.2°F) |
% 84 | 66% | 1 | Sunrise:06:37 AM Sunset: 05:23 PM |
Moonrise:07:33 AM Moonset: 08:05 PM Moon Phase ( Waxing Crescent ) |
|
| 20 February 2026 Friday |  Moderate rain |
-0.6 ° C (30.9°F) |
3.1 ° C (37.7°F) |
0.8 ° C (33.5°F) |
% 99 | 84% | 1 | Sunrise:06:36 AM Sunset: 05:25 PM |
Moonrise:07:53 AM Moonset: 09:19 PM Moon Phase ( Waxing Crescent ) |
|
| 21 February 2026 Saturday | Patchy rain nearby |
-4.1 ° C (24.7°F) |
7.1 ° C (44.9°F) |
2.7 ° C (36.8°F) |
% 84 | 89% | 1 | Sunrise:06:34 AM Sunset: 05:26 PM |
Moonrise:08:16 AM Moonset: 10:34 PM Moon Phase ( Waxing Crescent ) |
|
| 22 February 2026 Sunday |  Overcast |
-8 ° C (17.6°F) |
-3.8 ° C (25.1°F) |
-6.1 ° C (21°F) |
% 59 | 0% | 1 | Sunrise:06:33 AM Sunset: 05:27 PM |
Moonrise:08:42 AM Moonset: 11:53 PM Moon Phase ( Waxing Crescent ) |
|
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