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7 Days
14 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Wellsville, NY
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May
Average Temperature
High
20°
Feels 20
Low
7°
Feels 6
Average Precipitation
12 Days
Rain amount
80.4mm
Snow amount
0.1cm
Content continues below
Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
17°
16
24°
17
26°
18
30°
19
28°
20
20°
21
14°
22
16°
23
18°
24
18°
25
18°
26
18°
27
19°
28
20°
29
19°
30
31
Forecast
Friday, May 15, 2026
Day
17°
Feels 16
Wind
21 km/h NW
Gust
32 km/h
Humidity
48%
P.O.P
30%
Night
7°
Feels 5
Wind
13 km/h S
Gust
20 km/h
Humidity
81%
P.O.P
20%
Historical Averages
May 15
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.