Monthly Historical AveragesPlainfield, CT
Average Temperature
High
21°
Feels 21
Low
9°
Feels 8
Average Precipitation
11 Days
69.3mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, May 31, 2026
Day
21°Feels 21
Wind
15 km/h NW
Gust
40 km/h
Humidity
35%
P.O.P
40%
Rain
~1 mm
Night
10°Feels 9
Wind
12 km/h W
Gust
26 km/h
Humidity
93%
P.O.P
70%
Rain
2-4 mm
Historical AveragesMay 31
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity