Merrimac, MA

Weather

As ofOct 18, 2026 9:28 PM

Current Temperature

42degrees Fahrenheit

Feels like:42°

Hi:56°Lo:35°

Clear

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Merrimac, MA weather radar map

Feels like: 42°
Daily Rain: 0"
Dew point: 37°
Monthly Rain: 1.79"
Humidity: 82%
Avg. Wind: SSW 2 mph
Pressure: 30.55"
Wind Gust: 10 mph
Sunrise: 7:00 AM
Moon: First Quarter
Sunset: 5:57 PM
UV Index: 4 (Moderate)

Tonight
Lo
Clear. Patchy frost after midnight. Lows in the mid 30s. South winds around 5 mph this evening, becoming light and variable.
Tomorrow
Hi
Sunny. Patchy frost in the morning. Highs in the upper 50s. North winds around 5 mph, becoming east around 5 mph in the afternoon.

Merrimac, MA 10-day weather forecast

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Air Quality Index: 18|Excellent
Top Triggers:: pm25

View Today's Air Quality details for Merrimac, MA

Pollen Count: 1.3|Low
Predominant Pollen:: Ragweed, Sagebrush/Sage

Merrimac, MA Pollen forecast details

Closest strike in the last 30 minutes:1190.9 miles

No Lightning Nearby

Merrimac, MA real-time lightning alerts & live Map

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