Monthly Historical AveragesDecatur, NY
Average Temperature
High
23°
Feels 24
Low
12°
Feels 11
Average Precipitation
13 Days
100.5mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, June 21, 2026
Day
22°Feels 22
Wind
19 km/h NW
Gust
29 km/h
Humidity
43%
P.O.P
10%
Night
12°Feels 12
Wind
17 km/h NW
Gust
26 km/h
Humidity
88%
P.O.P
30%
Historical AveragesJun 21
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity