10-day forecast for Merrimac, VA: 57° to 91°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
91°
Best day: Monday, August 10
66° · 0.53 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1091° / 68°0
Morning71°feels 72°
Afternoon85°feels 84°
Evening78°feels 78°
Overnight69°feels 70°
91 °
Merrimac, Monday, 10 August
Partly cloudy. High 91°, low 68°.
Pressure30.09 inHg
Wind9 mph NW
Humidity49%
Visibility6.2 mi
Dew point63°
Tue, 1189° / 66°0.03
Morning68°feels 69°
Afternoon89°feels 89°
Evening75°feels 76°
Overnight66°feels 67°
89 °
Merrimac, Tuesday, 11 August
Light rain. High 89°, low 66°.
Pressure30.03 inHg
Wind8.2 mph W
Humidity53%
Visibility6.2 mi
Dew point65°
Wed, 1290° / 65°0.09
Morning68°feels 69°
Afternoon85°feels 87°
Evening68°feels 68°
Overnight66°feels 67°
90 °
Merrimac, Wednesday, 12 August
Light rain. High 90°, low 65°.
Pressure29.91 inHg
Wind2.8 mph N
Humidity77%
Visibility6.2 mi
Dew point67°
Thu, 1384° / 63°0
Morning71°feels 71°
Afternoon81°feels 81°
Evening70°feels 70°
Overnight64°feels 64°
84 °
Merrimac, Thursday, 13 August
Overcast. High 84°, low 63°.
Pressure29.94 inHg
Wind11.5 mph NW
Humidity41%
Visibility—
Dew point55°
Fri, 1466° / 59°0.53
Morning63°feels 63°
Afternoon60°feels 61°
Evening60°feels 60°
Overnight60°feels 60°
66 °
Merrimac, Friday, 14 August
Rain. High 66°, low 59°.
Pressure30.09 inHg
Wind4.8 mph SE
Humidity98%
Visibility—
Dew point60°
Sat, 1582° / 57°0
Morning66°feels 66°
Afternoon79°feels 78°
Evening66°feels 65°
Overnight61°feels 60°
82 °
Merrimac, Saturday, 15 August
Mostly clear. High 82°, low 57°.
Pressure30.18 inHg
Wind4.3 mph NE
Humidity30%
Visibility—
Dew point44°
Sun, 1677° / 58°0
Morning66°feels 65°
Afternoon73°feels 73°
Evening69°feels 69°
Overnight66°feels 66°
77 °
Merrimac, Sunday, 16 August
Overcast. High 77°, low 58°.
Pressure30.18 inHg
Wind5.6 mph SW
Humidity58%
Visibility—
Dew point57°
Mon, 1778° / 66°0.34
Morning69°feels 70°
Afternoon76°feels 77°
Evening69°feels 71°
Overnight67°feels 68°
78 °
Merrimac, Monday, 17 August
Rain. High 78°, low 66°.
Pressure30.06 inHg
Wind4 mph E
Humidity72%
Visibility—
Dew point66°
Tue, 1883° / 64°0.2
Morning71°feels 72°
Afternoon81°feels 82°
Evening69°feels 71°
Overnight65°feels 66°
83 °
Merrimac, Tuesday, 18 August
Rain. High 83°, low 64°.
Pressure29.97 inHg
Wind4.7 mph NW
Humidity47%
Visibility—
Dew point59°
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, VA 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.