Weather in Pittsburgh in May
In an average May, Pittsburgh sees a daily high around 71°F and a low around 51°F, based on 1980–2026 of local climate records.
| Average high | 71°F |
|---|---|
| Typical high range | 58°F to 82°F |
| Average low | 51°F |
| Typical low range | 40°F to 62°F |
| Average daily precipitation | 0.20 in |
May records
The most extreme May on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total May accumulation.
High
Highest
91°F
2011-05-31
Lowest
43°F
1989-05-07
Low
Highest
72°F
2018-05-31
Lowest
29°F
2020-05-09
Feels-like
Highest
110°F
2011-05-31
Lowest
17°F
2020-05-09
Humidity
Highest
18.8 g/m³
1991-05-28
Lowest
2.9 g/m³
2020-05-09
Wind
Highest
21 mph
2017-05-02
Lowest
3 mph
2006-05-28
Gust
Highest
53 mph
2010-05-08
Lowest
8 mph
2006-05-28
Precip
Wettest
9.36 in
2025
Driest
1.39 in
2007
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