10-day forecast for Washington, CT: 50° to 87°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
87°
Best day: Sunday, August 9
69° · 0.27 in
Worst day: Tuesday, August 18
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1086° / 66°0
Morning71°feels 71°
Afternoon86°feels 86°
Evening74°feels 75°
Overnight66°feels 66°
86 °
Washington, Monday, 10 August
Mostly clear. High 86°, low 66°.
Pressure29.97 inHg
Wind8.4 mph SW
Humidity45%
Visibility6.2 mi
Dew point61°
Tue, 1185° / 67°0
Morning71°feels 71°
Afternoon84°feels 83°
Evening71°feels 72°
Overnight69°feels 70°
85 °
Washington, Tuesday, 11 August
Overcast. High 85°, low 67°.
Pressure29.85 inHg
Wind10 mph NW
Humidity47%
Visibility6.2 mi
Dew point59°
Wed, 1275° / 63°0.24
Morning64°feels 65°
Afternoon69°feels 69°
Evening66°feels 67°
Overnight64°feels 65°
75 °
Washington, Wednesday, 12 August
Rain. High 75°, low 63°.
Pressure29.74 inHg
Wind5.5 mph NE
Humidity89%
Visibility6.2 mi
Dew point61°
Thu, 1380° / 56°0.04
Morning66°feels 67°
Afternoon76°feels 76°
Evening75°feels 75°
Overnight58°feels 57°
80 °
Washington, Thursday, 13 August
Light rain. High 80°, low 56°.
Pressure29.74 inHg
Wind12.9 mph W
Humidity57%
Visibility—
Dew point58°
Fri, 1474° / 51°0
Morning56°feels 55°
Afternoon68°feels 67°
Evening65°feels 65°
Overnight55°feels 54°
74 °
Washington, Friday, 14 August
Clear. High 74°, low 51°.
Pressure30.00 inHg
Wind9.2 mph NW
Humidity45%
Visibility—
Dew point44°
Sat, 1575° / 52°0
Morning56°feels 56°
Afternoon70°feels 69°
Evening72°feels 71°
Overnight56°feels 55°
75 °
Washington, Saturday, 15 August
Clear. High 75°, low 52°.
Pressure30.09 inHg
Wind13.9 mph NW
Humidity51%
Visibility—
Dew point47°
Sun, 1675° / 50°0
Morning56°feels 55°
Afternoon72°feels 70°
Evening72°feels 71°
Overnight58°feels 56°
75 °
Washington, Sunday, 16 August
Mostly clear. High 75°, low 50°.
Pressure30.21 inHg
Wind8 mph NW
Humidity41%
Visibility—
Dew point44°
Mon, 1779° / 55°0.06
Morning61°feels 60°
Afternoon75°feels 75°
Evening74°feels 74°
Overnight61°feels 62°
79 °
Washington, Monday, 17 August
Light rain. High 79°, low 55°.
Pressure30.15 inHg
Wind8.2 mph S
Humidity50%
Visibility—
Dew point52°
Tue, 1869° / 61°0.27
Morning64°feels 64°
Afternoon66°feels 67°
Evening67°feels 68°
Overnight61°feels 62°
69 °
Washington, Tuesday, 18 August
Rain. High 69°, low 61°.
Pressure30.15 inHg
Wind6.3 mph SW
Humidity97%
Visibility—
Dew point65°
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 Washington, CT 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.