10-day forecast for Ewell, MD: 68° to 88°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
87°
Best day: Sunday, August 9
77° · 0.26 in
Worst day: Tuesday, August 18
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1088° / 79°0.02
Morning80°feels 80°
Afternoon83°feels 87°
Evening82°feels 87°
Overnight81°feels 86°
88 °
Ewell, Monday, 10 August
Light rain. High 88°, low 79°.
Pressure30.00 inHg
Wind2.6 mph SW
Humidity71%
Visibility6.2 mi
Dew point71°
Tue, 1183° / 76°0.19
Morning80°feels 80°
Afternoon81°feels 84°
Evening76°feels 78°
Overnight81°feels 86°
83 °
Ewell, Tuesday, 11 August
Rain. High 83°, low 76°.
Pressure29.94 inHg
Wind7.7 mph NW
Humidity70%
Visibility6.2 mi
Dew point68°
Wed, 1283° / 76°0.02
Morning78°feels 79°
Afternoon80°feels 80°
Evening83°feels 88°
Overnight78°feels 79°
83 °
Ewell, Wednesday, 12 August
Light rain. High 83°, low 76°.
Pressure29.80 inHg
Wind12.9 mph W
Humidity81%
Visibility6.2 mi
Dew point72°
Thu, 1384° / 78°0.04
Morning79°feels 81°
Afternoon82°feels 86°
Evening83°feels 85°
Overnight80°feels 82°
84 °
Ewell, Thursday, 13 August
Light rain. High 84°, low 78°.
Pressure29.83 inHg
Wind19.3 mph NW
Humidity70%
Visibility—
Dew point70°
Fri, 1478° / 68°0.06
Morning72°feels 72°
Afternoon70°feels 70°
Evening69°feels 69°
Overnight70°feels 71°
78 °
Ewell, Friday, 14 August
Light rain. High 78°, low 68°.
Pressure30.09 inHg
Wind16.7 mph N
Humidity63%
Visibility—
Dew point57°
Sat, 1580° / 70°0
Morning74°feels 74°
Afternoon77°feels 77°
Evening80°feels 80°
Overnight78°feels 78°
80 °
Ewell, Saturday, 15 August
Clear. High 80°, low 70°.
Pressure30.18 inHg
Wind20.6 mph N
Humidity49%
Visibility—
Dew point55°
Sun, 1679° / 71°0
Morning73°feels 72°
Afternoon76°feels 75°
Evening79°feels 79°
Overnight76°feels 77°
79 °
Ewell, Sunday, 16 August
Mostly clear. High 79°, low 71°.
Pressure30.18 inHg
Wind20.7 mph S
Humidity52%
Visibility—
Dew point56°
Mon, 1780° / 77°0.01
Morning77°feels 77°
Afternoon78°feels 78°
Evening79°feels 79°
Overnight78°feels 78°
80 °
Ewell, Monday, 17 August
Light rain. High 80°, low 77°.
Pressure30.12 inHg
Wind18.4 mph S
Humidity59%
Visibility—
Dew point62°
Tue, 1877° / 73°0.26
Morning75°feels 76°
Afternoon77°feels 78°
Evening75°feels 76°
Overnight73°feels 74°
77 °
Ewell, Tuesday, 18 August
Light rain. High 77°, low 73°.
Pressure30.03 inHg
Wind20.1 mph S
Humidity70%
Visibility—
Dew point66°
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 Ewell, 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.