Pittsburgh weather by month & the best time to visit
United States · city break · hot-summer continental climate
The best time to visit Pittsburgh is August — its sunniest month (Sunshine Score 75/100), with September and May close behind. Pittsburgh averages about 1,929 hours of sunshine a year. Daytime highs around 29°C / 84°F and roughly 81 mm of rain in August.
When is the best time to visit Pittsburgh?
For sunshine, the best time to visit Pittsburgh is August, then September and May. The dullest month is January (0/100, 73 mm of rain). The full month-by-month picture is in the table below.
How sunny is Pittsburgh?
Pittsburgh gets a moderate 1,929 hours of sunshine a year. 75 Sunshine Score points separate August (75) from January (0), so the month you pick matters. It ranks #427 of 580 destinations in United States for annual sunshine, below the national median of 2,279 hours. The year's 991 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 0 | 1° / 34°F | -7° / 19°F | 73 mm | 1 |
| February | 0 | 3° / 37°F | -6° / 21°F | 68 mm | 2 |
| March | 6 | 9° / 48°F | -2° / 28°F | 78 mm | 3 |
| April | 50 | 16° / 61°F | 3° / 37°F | 85 mm | 5 |
| May | 73 | 22° / 72°F | 10° / 50°F | 94 mm | 6 |
| June | 71 | 26° / 79°F | 15° / 59°F | 105 mm | 7 |
| July | 73 | 29° / 84°F | 17° / 63°F | 91 mm | 7 |
| August | 75 | 29° / 84°F | 16° / 61°F | 81 mm | 7 |
| September | 74 | 25° / 77°F | 12° / 54°F | 85 mm | 5 |
| October | 56 | 17° / 63°F | 6° / 43°F | 84 mm | 3 |
| November | 13 | 10° / 50°F | 0° / 32°F | 68 mm | 2 |
| December | 0 | 4° / 39°F | -4° / 25°F | 79 mm | 1 |
Nearest destinations
Head-to-head
How Pittsburgh compares month by month: Pittsburgh vs Cleveland · Pittsburgh vs Akron · Pittsburgh vs Latrobe · all comparisons
Pittsburgh: questions and answers
What kind of destination is Pittsburgh?
Pittsburgh is a city break in United States at 346 m elevation with a hot-summer continental climate.
How many hours of sunshine does Pittsburgh get a year?
Pittsburgh gets about 1,929 hours of sunshine a year, at its best around August.
When is the best time to visit Pittsburgh?
The sunniest time to visit Pittsburgh is August, when the Sunshine Score peaks at 75/100 (with September and May close behind). Expect daytime highs around 29°C / 84°F.
What is the least sunny month in Pittsburgh?
January is the least sunny month in Pittsburgh, scoring 0/100 with about 73 mm of rain.
How strong is the sun in Pittsburgh?
The typical midday UV index in Pittsburgh peaks around 7 (high) in June, easing to about 1 (low) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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