 |
 Current Merrimack Weather Conditions |
Updated December 31st at 7:53 am |
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| Mostly Cloudy |
| Temperature: | 21°F |
Dew Point: | 10°F |
| Barometer: | 29.68 inHg |
Wind: | N 13 Mph |
| Humidity: | 61.3% |
Visibility: | 0M |
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| Merrimack Weather Forecast Summary |
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Today
Dec 31st
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Thursday
Jan 1st
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Friday
Jan 2nd
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Saturday
Jan 3rd
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Sunday
Jan 4th
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Cloudy |
Flurries |
Cloudy |
Cloudy |
Cloudy |
28°F
|
28°F
13°F |
25°F
15°F |
25°F
15°F |
30°F
19°F |
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| Merrimack Detailed Weather Forecast |
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| Wednesday, December 31st, 2025 |
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Morning |
Temperature: 27°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 25°F |
| Cloudy. |
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Evening |
Temperature: 25°F |
| Cloudy. |
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| Thursday, January 1st, 2026 |
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Overnight |
Temperature: 28°F |
| Cloudy with flurries likely. Windy at times. |
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Morning |
Temperature: 22°F |
| Sunny with cloudy periods. Windy at times. |
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Afternoon |
Temperature: 16°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 13°F |
| Clear. Windy at times. |
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| Friday, January 2nd, 2026 |
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Overnight |
Temperature: 15°F |
| Clear with cloudy periods. |
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Morning |
Temperature: 23°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 19°F |
| Sunny with cloudy periods. |
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Evening |
Temperature: 18°F |
| Clear. |
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| Saturday, January 3rd, 2026 |
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Overnight |
Temperature: 16°F |
| Clear. |
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Morning |
Temperature: 24°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 20°F |
| Cloudy. |
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Evening |
Temperature: 22°F |
| Cloudy. |
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| Sunday, January 4th, 2026 |
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Overnight |
Temperature: 21°F |
| Cloudy with a chance of flurries. |
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Morning |
Temperature: 29°F |
| Sunny with cloudy periods. |
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Afternoon |
Temperature: 22°F |
| Sunny with cloudy periods. |
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Evening |
Temperature: 20°F |
| Mostly clear. Windy at times. |
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| Monday, January 5th, 2026 |
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Overnight |
Temperature: 15°F |
| Clear. Windy at times. |
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Morning |
Temperature: 19°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 18°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 15°F |
| Clear with cloudy periods. |
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| Tuesday, January 6th, 2026 |
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Overnight |
Temperature: 17°F |
| Cloudy. |
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Morning |
Temperature: 31°F |
| Cloudy. |
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Afternoon |
Temperature: 30°F |
| Cloudy. |
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Evening |
Temperature: 34°F |
| Cloudy with showers or wet flurries likely. |
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| Wednesday, January 7th, 2026 |
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Overnight |
Temperature: 39°F |
| Cloudy with showers likely. Showers possibly mixed with wet flurries. |
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Morning |
Temperature: 40°F |
| Cloudy with a chance of showers. |
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Afternoon |
Temperature: 39°F |
| Cloudy. |
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Evening |
Temperature: 34°F |
| Mostly clear. Windy at times. |
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| Thursday, January 8th, 2026 |
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Overnight |
Temperature: 29°F |
| Clear. |
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Morning |
Temperature: 36°F |
| Sunny with cloudy periods. |
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Afternoon |
Temperature: 34°F |
| Cloudy. |
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Evening |
Temperature: 37°F |
| Cloudy. |
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