 |
 Current Merrimack Weather Conditions |
Updated May 14th at 1:53 am |
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| Mostly Cloudy |
| Temperature: | 54°F |
Dew Point: | 46°F |
| Barometer: | 29.83 inHg |
Wind: | N 19 Mph |
| Humidity: | 76.5% |
Visibility: | 0M |
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| Merrimack Weather Forecast Summary |
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Today
May 14th
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Friday
May 15th
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Saturday
May 16th
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Sunday
May 17th
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Monday
May 18th
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Showers |
Mostly Cloudy |
Mostly Sunny |
Mostly Sunny |
Mix of Sun and Cloud |
58°F
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49°F
47°F |
75°F
46°F |
83°F
55°F |
64°F
51°F |
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| Merrimack Detailed Weather Forecast |
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| Thursday, May 14th, 2026 |
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Overnight |
Temperature: 53°F |
| Cloudy with a chance of showers. |
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Morning |
Temperature: 56°F |
| Cloudy with a chance of showers. Windy at times. |
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Afternoon |
Temperature: 51°F |
| Cloudy with showers. |
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Evening |
Temperature: 50°F |
| Mostly cloudy with showers. |
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| Friday, May 15th, 2026 |
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Overnight |
Temperature: 48°F |
| A mix of cloudy and clear skies with a slight chance of showers. |
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Morning |
Temperature: 47°F |
| Cloudy with sunny periods with a chance of showers. Windy at times. |
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Afternoon |
Temperature: 48°F |
| Mostly cloudy with a chance of showers. |
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Evening |
Temperature: 49°F |
| A mix of cloudy and clear skies. |
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| Saturday, May 16th, 2026 |
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Overnight |
Temperature: 47°F |
| A mix of clear and cloudy skies. |
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Morning |
Temperature: 61°F |
| Sunny. |
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Afternoon |
Temperature: 74°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 63°F |
| Mostly clear. Windy at times. |
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| Sunday, May 17th, 2026 |
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Overnight |
Temperature: 56°F |
| Mostly clear. |
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Morning |
Temperature: 73°F |
| Mostly sunny. Slight chance of a thunderstorm. |
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Afternoon |
Temperature: 77°F |
| A mix of sun and cloud. Slight chance of a thunderstorm. |
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Evening |
Temperature: 63°F |
| Mostly clear. Slight chance of a thunderstorm. |
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| Monday, May 18th, 2026 |
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Overnight |
Temperature: 52°F |
| Mostly clear. |
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Morning |
Temperature: 61°F |
| Sunny with cloudy periods. |
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Afternoon |
Temperature: 58°F |
| Mostly cloudy. |
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Evening |
Temperature: 53°F |
| A mix of clear and cloudy skies. |
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| Tuesday, May 19th, 2026 |
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Overnight |
Temperature: 51°F |
| Mostly clear. |
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Morning |
Temperature: 67°F |
| Sunny with cloudy periods. Windy at times. |
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Afternoon |
Temperature: 83°F |
| A mix of cloud and sun. Chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 70°F |
| A mix of cloudy and clear skies. Windy at times. |
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| Wednesday, May 20th, 2026 |
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Overnight |
Temperature: 66°F |
| Mostly clear. |
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Morning |
Temperature: 78°F |
| Sunny with cloudy periods. Slight chance of a thunderstorm. Windy at times. |
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Afternoon |
Temperature: 77°F |
| Mostly cloudy with showers likely. Chance of a thunderstorm. Windy at times. |
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Evening |
Temperature: 61°F |
| A mix of cloudy and clear skies with a chance of showers. Windy at times. |
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| Thursday, May 21st, 2026 |
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Overnight |
Temperature: 53°F |
| Mostly clear. Windy at times. |
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Morning |
Temperature: 59°F |
| Mostly sunny. Windy at times. |
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Afternoon |
Temperature: 71°F |
| Sunny. Windy at times. |
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Evening |
Temperature: 56°F |
| Clear. |
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