Temperature
Pleasant by day, brisk at night.
73°Ftypical May high
Typical range
May climate
May in Pittsburgh
United States · North America
Mild days with cool nights and some sun.
Some tradeoffs
Daytime high
73°F
Lows around 54°F
Rain
Frequent rain
Sun
7 h/day
Air feel
Comfortable
When to visit
Month-by-month fit
Best
Precipitation
Rain is frequent. About 16 wet days, the highest monthly average.
52%wet-day frequency
Precip amountWet-day chanceSnowfall
Sunshine
Cloudier spells limit sunshine.
7 hMay sunshine
Heat & humidity by month
LowMay Heat feel
Easy airWarm airHot airHumid airVery humid air
Hourly temperature pattern
In May, afternoons feel about 67° and nights feel near 52°.
FreezingVery coldColdCoolComfortableWarmNight hours
Clear sky
Mostly cloudy skies this month.
36%May Clear sky
Clear skyCloud
Wind pattern
Calm winds are typical in May.
6 mphMay Light breeze
More detailIncludes daypart comfort
Typical May day
May late afternoons are around 71°F, easing to about 67°F in early evening.
Avg temp Typical range
Morning61°F
Rain24%
Cloud64%
Humid airLow
Sun intensityModerate
Best windowMidday69°F
Rain28%
Cloud67%
Humid airLow
Sun intensityStrong
Late afternoon71°F
Rain27%
Cloud69%
Humid airLow
Sun intensityStrong
Early evening67°F
Rain24%
Cloud64%
Humid airLow
Sun intensityLow
Data tableView month-by-month numbers
View month-by-month numbers
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 38 | 25 | 3.7 | 12 | 3.0 | 72 |
| Feb | 42 | 27 | 3.3 | 11 | 3.8 | 68 |
| Mar | 52 | 35 | 4.0 | 13 | 5.0 | 64 |
| Apr | 64 | 44 | 4.6 | 14 | 6.1 | 63 |
| May | 73 | 54 | 5.2 | 16 | 7.0 | 71 |
| Jun | 80 | 62 | 5.1 | 14 | 8.1 | 73 |
| Jul | 84 | 66 | 4.5 | 14 | 8.2 | 74 |
| Aug | 82 | 65 | 3.7 | 13 | 7.4 | 75 |
| Sep | 77 | 58 | 4.1 | 11 | 6.6 | 75 |
| Oct | 65 | 47 | 3.7 | 11 | 5.4 | 74 |
| Nov | 53 | 38 | 3.2 | 10 | 3.3 | 70 |
| Dec | 43 | 30 | 3.5 | 12 | 2.4 | 73 |
Similar climates
Similar
Similar travel styleNew York CityUnited StatesSimilar travel styleChicagoUnited StatesSimilar travel styleParisFranceSimilar travel styleCincinnatiUnited States
Want a side-by-side climate view? Compare Pittsburgh with New York City.
Climate data notePlanning guidance, not a forecast
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jun 1, 2026
Data & methodology