10-day forecast for Merrimac, MA: 28° to 73°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
73°
Best day: Thursday, November 5
56° · 0.21 in
Worst day: Sunday, November 8
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 0671° / 60°0.21
Morning64°feels 65°
Afternoon68°feels 69°
Evening62°feels 62°
Overnight65°feels 65°
71 °
Merrimac, Friday, 6 November
Rain. High 71°, low 60°.
Pressure29.85 inHg
Wind3.7 mph SW
Humidity76%
Visibility6.2 mi
Dew point61°
Sat, 0760° / 46°0.2
Morning51°feels 51°
Afternoon52°feels 50°
Evening47°feels 44°
Overnight56°feels 56°
60 °
Merrimac, Saturday, 7 November
Rain. High 60°, low 46°.
Pressure29.77 inHg
Wind9.4 mph N
Humidity69%
Visibility6.2 mi
Dew point43°
Sun, 0856° / 45°0.21
Morning46°feels 40°
Afternoon55°feels 53°
Evening48°feels 44°
Overnight45°feels 44°
56 °
Merrimac, Sunday, 8 November
Rain. High 56°, low 45°.
Pressure29.68 inHg
Wind15.4 mph NW
Humidity47%
Visibility6.2 mi
Dew point36°
Mon, 0955° / 44°0
Morning48°feels 44°
Afternoon53°feels 51°
Evening50°feels 48°
Overnight45°feels 40°
55 °
Merrimac, Monday, 9 November
Overcast. High 55°, low 44°.
Pressure29.65 inHg
Wind12.2 mph NW
Humidity59%
Visibility—
Dew point38°
Tue, 1053° / 39°0.01
Morning42°feels 38°
Afternoon49°feels 46°
Evening51°feels 48°
Overnight46°feels 42°
53 °
Merrimac, Tuesday, 10 November
Light rain. High 53°, low 39°.
Pressure29.85 inHg
Wind9 mph W
Humidity55%
Visibility—
Dew point32°
Wed, 1155° / 43°0
Morning46°feels 42°
Afternoon52°feels 49°
Evening48°feels 45°
Overnight44°feels 40°
55 °
Merrimac, Wednesday, 11 November
Overcast. High 55°, low 43°.
Pressure29.77 inHg
Wind8.7 mph W
Humidity53%
Visibility—
Dew point34°
Thu, 1244° / 31°0
Morning36°feels 29°
Afternoon39°feels 33°
Evening39°feels 34°
Overnight32°feels 27°
44 °
Merrimac, Thursday, 12 November
Clear. High 44°, low 31°.
Pressure29.77 inHg
Wind11.6 mph NW
Humidity48%
Visibility—
Dew point21°
Fri, 1338° / 28°0.08
Morning31°feels 28°
Afternoon38°feels 35°
Evening36°feels 32°
Overnight33°feels 29°
38 °
Merrimac, Friday, 13 November
Light rain. High 38°, low 28°.
Pressure29.85 inHg
Wind6 mph N
Humidity76%
Visibility—
Dew point30°
Sat, 1443° / 29°0.06
Morning34°feels 31°
Afternoon39°feels 35°
Evening38°feels 33°
Overnight34°feels 29°
43 °
Merrimac, Saturday, 14 November
Snow. High 43°, low 29°.
Pressure29.80 inHg
Wind7.5 mph NW
Humidity68%
Visibility—
Dew point29°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Merrimac, MA around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.