10-day forecast for Dumbarton, VA: 58° to 99°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
99°
Best day: Monday, August 10
70° · 0.1 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0991° / 73°0.01
Morning76°feels 77°
Afternoon91°feels 90°
Evening81°feels 82°
Overnight76°feels 77°
91 °
Dumbarton, Sunday, 9 August
Light rain. High 91°, low 73°.
Pressure30.03 inHg
Wind3.2 mph NW
Humidity39%
Visibility6.2 mi
Dew point66°
Mon, 1099° / 73°0
Morning76°feels 77°
Afternoon92°feels 91°
Evening83°feels 86°
Overnight74°feels 75°
99 °
Dumbarton, Monday, 10 August
Light rain. High 99°, low 73°.
Pressure30.00 inHg
Wind4.4 mph W
Humidity39%
Visibility6.2 mi
Dew point66°
Tue, 1196° / 72°0.03
Morning76°feels 76°
Afternoon95°feels 95°
Evening80°feels 80°
Overnight78°feels 78°
96 °
Dumbarton, Tuesday, 11 August
Light rain. High 96°, low 72°.
Pressure29.94 inHg
Wind3.8 mph NW
Humidity39%
Visibility6.2 mi
Dew point63°
Wed, 1293° / 72°0.1
Morning75°feels 76°
Afternoon87°feels 88°
Evening85°feels 88°
Overnight74°feels 74°
93 °
Dumbarton, Wednesday, 12 August
Light rain. High 93°, low 72°.
Pressure29.83 inHg
Wind10.2 mph W
Humidity61%
Visibility6.2 mi
Dew point67°
Thu, 1390° / 71°0.15
Morning78°feels 80°
Afternoon88°feels 89°
Evening78°feels 78°
Overnight74°feels 73°
90 °
Dumbarton, Thursday, 13 August
Light rain. High 90°, low 71°.
Pressure29.83 inHg
Wind7.5 mph N
Humidity42%
Visibility—
Dew point61°
Fri, 1470° / 61°0.1
Morning65°feels 64°
Afternoon61°feels 61°
Evening62°feels 62°
Overnight62°feels 62°
70 °
Dumbarton, Friday, 14 August
Light rain. High 70°, low 61°.
Pressure30.12 inHg
Wind6.1 mph NE
Humidity91%
Visibility—
Dew point59°
Sat, 1583° / 58°0
Morning69°feels 68°
Afternoon81°feels 79°
Evening73°feels 72°
Overnight70°feels 69°
83 °
Dumbarton, Saturday, 15 August
Overcast. High 83°, low 58°.
Pressure30.18 inHg
Wind8.9 mph N
Humidity30%
Visibility—
Dew point46°
Sun, 1688° / 63°0
Morning72°feels 71°
Afternoon87°feels 85°
Evening79°feels 79°
Overnight72°feels 72°
88 °
Dumbarton, Sunday, 16 August
Partly cloudy. High 88°, low 63°.
Pressure30.15 inHg
Wind10.2 mph SE
Humidity30%
Visibility—
Dew point50°
Mon, 1774° / 70°0
Morning72°feels 72°
Afternoon74°feels 74°
Evening73°feels 73°
Overnight72°feels 72°
74 °
Dumbarton, Monday, 17 August
Overcast. High 74°, low 70°.
Pressure30.12 inHg
Wind8.1 mph S
Humidity64%
Visibility—
Dew point60°
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 Dumbarton, 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.