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7 Days
14 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Pittsburgh International Airport, PA
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May
Average Temperature
High
22°
Feels 22
Low
11°
Feels 10
Average Precipitation
12 Days
Rain amount
74.7mm
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
23°
21
17°
22
21°
23
23°
24
20°
25
21°
26
22°
27
23°
28
23°
29
23°
30
23°
31
23°
Forecast
Sunday, May 17, 2026
Day
29°
Feels 30
Wind
16 km/h SW
Gust
24 km/h
Humidity
52%
P.O.P
40%
Rain
~1 mm
Night
17°
Feels 17
Wind
9 km/h S
Gust
14 km/h
Humidity
88%
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.