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Current
Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Jennerstown, PA
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May
Average Temperature
High
21°
Feels 21
Low
10°
Feels 8
Average Precipitation
14 Days
Rain amount
83.1mm
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
18
31°
19
31°
20
22°
21
18°
22
16°
23
18°
24
22°
25
22°
26
20°
27
21°
28
20°
29
20°
30
21°
31
21°
Forecast
Monday, May 18, 2026
Day
31°
Feels 31
Wind
15 km/h SW
Gust
40 km/h
Humidity
38%
P.O.P
30%
Night
19°
Feels 19
Wind
13 km/h SW
Gust
31 km/h
Humidity
78%
P.O.P
40%
Rain
<1 mm
Historical Averages
May 18
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.