Monthly Historical AveragesWashington, CT

Average Temperature
High
21°
Feels 21
Low
9°
Feels 8
Average Precipitation
12 Days
Rain amount
82.5mm
Snow amount
0cm
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Daily Historical Averages

S
M
T
W
T
F
S
ForecastWednesday, May 20, 2026
Day
Risk of strong thunderstorms
32°Feels 32
Wind
19 km/h W
Gust
29 km/h
Humidity
41%
P.O.P
70%
Rain
~5 mm
Night
Light rain
12°Feels 9
Wind
17 km/h NW
Gust
26 km/h
Humidity
73%
P.O.P
60%
Rain
2-4 mm
Historical AveragesMay 20
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
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