 |
 Current Merrimack Weather Conditions |
Updated December 20th at 10:53 pm |
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| Overcast |
| Temperature: | 34°F |
Dew Point: | 19°F |
| Barometer: | 29.92 inHg |
Wind: | N 30 Mph |
| Humidity: | 54.9% |
Visibility: | 0M |
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| Merrimack Weather Forecast Summary |
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Today
Dec 20th
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Sunday
Dec 21st
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Monday
Dec 22nd
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Tuesday
Dec 23rd
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Wednesday
Dec 24th
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Cloudy |
Cloudy |
Cloudy |
Mix of rain and snow |
Mix of rain and snow |
36°F
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41°F
23°F |
30°F
21°F |
34°F
27°F |
34°F
23°F |
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| Merrimack Detailed Weather Forecast |
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| Sunday, December 21st, 2025 |
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Overnight |
Temperature: 36°F |
| Cloudy. Windy at times. |
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Morning |
Temperature: 40°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 30°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 25°F |
| Clear. Windy at times. |
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| Monday, December 22nd, 2025 |
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Overnight |
Temperature: 21°F |
| Clear. Windy at times. |
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Morning |
Temperature: 28°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 27°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 27°F |
| Cloudy. |
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| Tuesday, December 23rd, 2025 |
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Overnight |
Temperature: 28°F |
| Cloudy with a chance of flurries. |
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Morning |
Temperature: 33°F |
| Cloudy with flurries or showers likely. Risk of freezing rain. |
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Afternoon |
Temperature: 31°F |
| Cloudy with flurries or showers likely. |
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Evening |
Temperature: 28°F |
| Cloudy with a chance of flurries. Windy at times. |
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| Wednesday, December 24th, 2025 |
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Overnight |
Temperature: 26°F |
| Cloudy with flurries likely. Windy at times. |
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Morning |
Temperature: 32°F |
| Sunny with cloudy periods. |
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Afternoon |
Temperature: 26°F |
| Sunny. |
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Evening |
Temperature: 24°F |
| Cloudy. |
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| Thursday, December 25th, 2025 |
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Overnight |
Temperature: 26°F |
| Cloudy. |
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Morning |
Temperature: 38°F |
| Sunny. Windy at times. |
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Afternoon |
Temperature: 32°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 27°F |
| Cloudy. |
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| Friday, December 26th, 2025 |
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Overnight |
Temperature: 29°F |
| Cloudy. |
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Morning |
Temperature: 39°F |
| Cloudy with a few showers. Showers possibly mixed with wet flurries. Windy at times. |
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Afternoon |
Temperature: 50°F |
| Cloudy with a few showers. Windy. |
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Evening |
Temperature: 34°F |
| Cloudy. Windy. |
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| Saturday, December 27th, 2025 |
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Overnight |
Temperature: 21°F |
| A mix of cloudy and clear skies. Windy at times. |
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Morning |
Temperature: 24°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 23°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 21°F |
| A mix of cloudy and clear skies. |
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| Sunday, December 28th, 2025 |
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Overnight |
Temperature: 26°F |
| Cloudy. |
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Morning |
Temperature: 34°F |
| Cloudy with a few showers or wet flurries. Windy at times. |
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Afternoon |
Temperature: 34°F |
| Mostly sunny. Windy. |
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Evening |
Temperature: 22°F |
| Clear with cloudy periods. Windy. |
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