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Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Slate Run, PA
Content continues below
May
Average Temperature
High
21°
Feels 21
Low
9°
Feels 7
Average Precipitation
12 Days
Rain amount
88.9mm
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
16
17
29°
18
32°
19
28°
20
21°
21
14°
22
17°
23
14°
24
20°
25
20°
26
21°
27
21°
28
22°
29
21°
30
21°
31
21°
Forecast
Sunday, May 17, 2026
Day
29°
Feels 29
Wind
15 km/h W
Gust
40 km/h
Humidity
45%
P.O.P
30%
Night
16°
Feels 16
Wind
12 km/h S
Gust
18 km/h
Humidity
94%
P.O.P
30%
Historical Averages
May 17
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.