Merrimack Extended Forecast with high and low temperatures
2 Week Extended Forecast in Merrimack, New Hampshire, USA
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| Conditions | Comfort | Precipitation | Sun | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day | Temperature | Weather | Feels Like | Wind | Humidity | Chance | Amount | UV | Sunrise | Sunset | ||
| Tue Dec 9 |  | 27 / 2 °F | Afternoon clouds. | 20 °F | 5 mph | ↑ | 35% | 23% | 0.10" | 0 (Low) | 7:05 am | 4:11 pm |
| Wed Dec 10 |  | 41 / 25 °F | Light icy mix late. Overcast. | 32 °F | 12 mph | ↑ | 84% | 61% | 0.35" | 0 (Low) | 7:06 am | 4:11 pm |
| Thu Dec 11 |  | 36 / 24 °F | Light snow early. Partly cloudy. | 23 °F | 11 mph | ↑ | 51% | 45% | 0.24" | 0 (Low) | 7:06 am | 4:11 pm |
| Fri Dec 12 |  | 34 / 23 °F | Sunny. | 22 °F | 12 mph | ↑ | 43% | 0% | 0.00" | 0 (Low) | 7:07 am | 4:11 pm |
| Sat Dec 13 |  | 38 / 21 °F | Overcast. | 28 °F | 10 mph | ↑ | 64% | 2% | 0.00" | 0 (Low) | 7:08 am | 4:12 pm |
| Sun Dec 14 | | 33 / 13 °F | Light snow. Decreasing cloudiness. | 21 °F | 10 mph | ↑ | 44% | 44% | 0.85" | 0 (Low) | 7:09 am | 4:12 pm |
| Mon Dec 15 | | 23 / 8 °F | Increasing cloudiness. | 10 °F | 11 mph | ↑ | 41% | 0% | 0.00" | 0 (Low) | 7:10 am | 4:12 pm |
| Tue Dec 16 |  | 28 / 12 °F | Scattered clouds. | 19 °F | 6 mph | ↑ | 47% | 5% | 0.00" | 0 (Low) | 7:10 am | 4:12 pm |
| Wed Dec 17 | | 34 / 20 °F | Afternoon clouds. | 25 °F | 11 mph | ↑ | 61% | 5% | 0.00" | 0 (Low) | 7:11 am | 4:13 pm |
| Thu Dec 18 |  | 40 / 29 °F | Rain. Overcast. | 33 °F | 9 mph | ↑ | 90% | 80% | 1.41" | 0 (Low) | 7:12 am | 4:13 pm |
| Fri Dec 19 |  | 38 / 23 °F | Sprinkles early. Morning clouds. | 23 °F | 16 mph | ↑ | 40% | 39% | 0.01" | 0 (Low) | 7:12 am | 4:13 pm |
| Sat Dec 20 |  | 31 / 23 °F | Snow. Cloudy. | 29 °F | 5 mph | ↑ | 88% | 59% | 2.49" | 0 (Low) | 7:13 am | 4:14 pm |
| Sun Dec 21 | | 30 / 20 °F | Light snow showers. Scattered clouds. | 18 °F | 12 mph | ↑ | 63% | 42% | 0.08" | 0 (Low) | 7:13 am | 4:14 pm |
| Mon Dec 22 | | 28 / 15 °F | Light snow. Cloudy. | 18 °F | 8 mph | ↑ | 76% | 56% | 1.12" | 0 (Low) | 7:14 am | 4:15 pm |
| Tue Dec 23 | | 38 / 12 °F | Partly cloudy. | 32 °F | 4 mph | ↑ | 89% | 6% | 0.00" | 0 (Low) | 7:14 am | 4:15 pm |
| * Updated Tuesday, December 9, 2025 4:23:58 am Merrimack time - Weather by CustomWeather, © 2025 | ||||||||||||