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Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Washington, OH
Content continues below
May
Average Temperature
High
23°
Feels 23
Low
12°
Feels 11
Average Precipitation
12 Days
Rain amount
93.6mm
Snow amount
0cm
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
16
17
29°
18
32°
19
32°
20
22°
21
20°
22
23°
23
24°
24
25°
25
26°
26
26°
27
27°
28
27°
29
27°
30
26°
31
26°
Forecast
Sunday, May 17, 2026
Day
29°
Feels 29
Wind
22 km/h SW
Gust
33 km/h
Humidity
47%
P.O.P
40%
Rain
~1 mm
Night
19°
Feels 19
Wind
16 km/h S
Gust
24 km/h
Humidity
81%
P.O.P
0%
Historical Averages
May 17
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.