10-day forecast for Potomac, MD: 41° to 73°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
72°
Best day: Wednesday, November 4
56° · 0.6 in
Worst day: Monday, November 9
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 0371° / 41°0
Morning51°feels 49°
Afternoon71°feels 70°
Evening54°feels 53°
Overnight44°feels 42°
71 °
Potomac, Tuesday, 3 November
Overcast. High 71°, low 41°.
Pressure30.27 inHg
Wind6.9 mph S
Humidity59%
Visibility6.2 mi
Dew point53°
Wed, 0472° / 45°0
Morning55°feels 54°
Afternoon72°feels 71°
Evening61°feels 61°
Overnight48°feels 46°
72 °
Potomac, Wednesday, 4 November
Clear. High 72°, low 45°.
Pressure30.12 inHg
Wind8.6 mph S
Humidity61%
Visibility6.2 mi
Dew point56°
Thu, 0573° / 60°0.48
Morning61°feels 61°
Afternoon73°feels 73°
Evening67°feels 67°
Overnight60°feels 60°
73 °
Potomac, Thursday, 5 November
Heavy rain. High 73°, low 60°.
Pressure29.94 inHg
Wind9.1 mph S
Humidity90%
Visibility6.2 mi
Dew point64°
Fri, 0667° / 59°0.32
Morning63°feels 63°
Afternoon67°feels 67°
Evening65°feels 65°
Overnight63°feels 63°
67 °
Potomac, Friday, 6 November
Rain. High 67°, low 59°.
Pressure29.85 inHg
Wind3.9 mph NE
Humidity93%
Visibility3.6 mi
Dew point65°
Sat, 0768° / 55°0
Morning57°feels 57°
Afternoon63°feels 63°
Evening66°feels 65°
Overnight57°feels 56°
68 °
Potomac, Saturday, 7 November
Partly cloudy. High 68°, low 55°.
Pressure29.85 inHg
Wind7.9 mph W
Humidity81%
Visibility—
Dew point55°
Sun, 0861° / 48°0.01
Morning52°feels 50°
Afternoon56°feels 54°
Evening59°feels 58°
Overnight51°feels 50°
61 °
Potomac, Sunday, 8 November
Light rain. High 61°, low 48°.
Pressure29.94 inHg
Wind9.1 mph SE
Humidity60%
Visibility—
Dew point41°
Mon, 0956° / 47°0.6
Morning52°feels 51°
Afternoon53°feels 51°
Evening51°feels 47°
Overnight48°feels 43°
56 °
Potomac, Monday, 9 November
Rain. High 56°, low 47°.
Pressure29.71 inHg
Wind12.9 mph NW
Humidity73%
Visibility—
Dew point45°
Tue, 1052° / 43°0
Morning46°feels 40°
Afternoon48°feels 42°
Evening51°feels 47°
Overnight45°feels 40°
52 °
Potomac, Tuesday, 10 November
Clear. High 52°, low 43°.
Pressure29.88 inHg
Wind15.6 mph NW
Humidity49%
Visibility—
Dew point29°
Wed, 1157° / 43°0
Morning45°feels 41°
Afternoon51°feels 48°
Evening55°feels 52°
Overnight47°feels 44°
57 °
Potomac, Wednesday, 11 November
Clear. High 57°, low 43°.
Pressure30.00 inHg
Wind12.3 mph NW
Humidity48%
Visibility—
Dew point30°
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 Potomac, MD 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.