Mild
Average highs are around 22°C, so days are mild rather than hot.
May verdict
Mixed for holiday weather
Average highs are around 22°C, so days are mild rather than hot. Sunshine averages 7h per day, enough for a balanced month. Rainfall averages 96mm, so some wet days are possible.
Monthly averages
Temp
22°C
Rain
96mm
Sun
7h
Weather score
49
Mixed
Mild
Average highs are around 22°C, so days are mild rather than hot.
Showers
Rainfall averages 96mm, so some wet days are possible.
Some sun
Sunshine averages 7h per day, enough for a balanced month.
Map
Compare Pittsburgh, Pennsylvania, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
May22°C average high
May sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
May96mm average rain
May is wetter than Pittsburgh's yearly average, so flexible plans matter more.
Driest monthsJanuary to April and August to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
May7 hours average sun
May is brighter than Pittsburgh's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsMay to August
This stretch has the strongest sunshine in the monthly averages.
May49 weather score
May sits close to Pittsburgh's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJune to August
These months have the strongest weather score in the monthly averages.
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