Pittsburgh Climate and Average Weather
Climate of Pittsburgh: average temperatures, rainfall and seasons month by month.
Climate in Pittsburgh month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 32° | 19° | 3,4 in | ★★☆☆☆ |
| February | 42° | 25° | 2,8 in | ★★☆☆☆ |
| March | 56° | 36° | 4,5 in | ★★★☆☆ |
| April | 65° | 45° | 7,0 in | ★★★☆☆ |
| May | 71° | 53° | 6,4 in | ★★★☆☆ |
| June | 81° | 63° | 5,5 in | ★★★★☆ |
| July | 85° | 67° | 4,6 in | ★★★★☆ |
| August | 82° | 64° | 3,4 in | ★★★★☆ |
| September | 77° | 59° | 3,1 in | ★★★★☆ |
| October | 65° | 47° | 3,2 in | ★★★★☆ |
| November | 52° | 37° | 2,7 in | ★★★☆☆ |
| December | 42° | 29° | 3,3 in | ★★☆☆☆ |
Climate type: Continental. Source: Open-Meteo archive (ERA5).
Recent extremes in Pittsburgh
Highest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How Pittsburgh compares with nearby places
Annual averages, and the difference against Pittsburgh.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| Cuyahoga Valley National Park | 101 mi | 53°F | about the same | 46 in |
| Cleveland | 115 mi | 52°F | 33°F cooler | 43 in |
| Hocking Hills State Park | 152 mi | 55°F | +33°F warmer | 43 in |
| Ohio | 162 mi | 54°F | +33°F warmer | 45 in |
| Shenandoah National Park | 164 mi | 51°F | 34°F cooler | 37 in |
Best time to visit Pittsburgh
Go in June, July, August, September and October. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, February and December - expect the least comfortable mix of heat, cold or rain.
What this means for Pittsburgh
Today is cooler than average for September. The forecast high of 67°F is 9.4°F below the 77°F typical for this month.
A 41% chance means rain is likely somewhere nearby at some point - carry a layer, but do not cancel.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in June to August.
The gap between the warmest and coldest month averages 82°F.
What to pack, what to skip
- Layers - the daily swing is 58°F, so mornings feel nothing like afternoons
- A packable rain shell - 3 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid January, February and December - historically the least comfortable months here.
Summary
Pittsburgh is a city in Pennsylvania. Pittsburgh is known for Three rivers and steel history. It has a population of about 300.000.
Right now it is 65°F (18°C) in Pittsburgh with overcast. It feels like 66°F. Today runs from 58°F to 67°F. Chance of precipitation is 41%. Sightseeing conditions score 8.6/10 - excellent - go now.
The best time to visit Pittsburgh is June, July, August, September and October. The climate is continental. January, February and December tend to be the least comfortable months. July is the warmest month with average highs near 85°F, while January is the coldest with lows near 19°F.
The closest major airport is Washington Dulles International Airport (IAD), about 170 mi away. Nearby highlights include Cuyahoga Valley National Park, Hocking Hills State Park, Shenandoah National Park and Letchworth State Park.
In plain terms. Today is cooler than average for September. The forecast high of 67°F is 9.4°F below the 77°F typical for this month. The best window to be outside is roughly 7 AM to 10 AM, when temperature, rain chance and wind line up best. fishing is the strongest bet in Pittsburgh today at 9.3/10. No weather-related travel disruption is expected today. Roads and airports should run normally.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about Pittsburgh
| Type | City |
|---|---|
| State | Pennsylvania |
| Country | United States |
| Continent | North America |
| Coordinates | 40°26′26.2″N 79°59′45.2″W (40.4406, -79.9959) |
| Population | 300.000 |
| Known for | Three rivers and steel history |
| Local time | 2:19 AM (UTC-04:00) |
| Best months | June, July, August, September and October |
| Climate | Continental |
Weather map for Pittsburgh
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Explore Pittsburgh
Every topic we hold for this place, and the same topic for the places around it.
Climate for related places
Frequently asked questions
Where is Pittsburgh?
Pittsburgh is a city in Pennsylvania. Its coordinates are 40.4406, -79.9959. It lies in North America.
What is the weather like in Pittsburgh right now?
It is currently 65°F (18°C) with overcast. Humidity is 89% and wind is 7 mph.
When is the best time to visit Pittsburgh?
June, July, August, September and October offer the most comfortable conditions in Pittsburgh, which has a continental climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Pittsburgh in?
Pittsburgh observes America/New_York (UTC-04:00). The local time is 2:19 AM.
How many people live in Pittsburgh?
Pittsburgh has a population of approximately 300.000.
What is the nearest airport to Pittsburgh?
The closest airports are Washington Dulles International Airport (IAD), 170 mi away, Ronald Reagan Washington National Airport (DCA), 192 mi away and Toronto Pearson International Airport (YYZ), 224 mi away.
What are the top things to do in Pittsburgh?
Popular options include Cuyahoga Valley National Park, Hocking Hills State Park, Shenandoah National Park, Letchworth State Park, New River Gorge National Park and Niagara Falls.
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| Place data | USPOTUS Atlas dataset (cities-us) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Weather Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated September 21, 2026 at 2:19 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
