Pennsylvania Weather Forecast
Pennsylvania weather: 69°F, overcast. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Will it rain in Pennsylvania?
Possibly - there is a 22% chance in Pennsylvania today.
A 22% chance means most of the area stays dry; a passing shower is possible but short.
Over the next 7 days, about 0,5 in of precipitation is forecast, with the wettest days falling on Sun, Thu and Fri.
Rainfall over the next 7 days is close to normal for August (0,5 in against a typical 0,7 in).
16-day forecast for Pennsylvania
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Sat, Aug 22 | ☁️ Overcast | 78° / 59° | 22% | 10 mph | 7 |
| Sun, Aug 23 | 🌦️ Light rain | 78° / 64° | 70% · 0,1 in | 13 mph | 7 |
| Mon, Aug 24 | ☁️ Overcast | 76° / 58° | 2% | 12 mph | 6 |
| Tue, Aug 25 | ⛅ Partly cloudy | 80° / 57° | 0% | 12 mph | 6 |
| Wed, Aug 26 | ☁️ Overcast | 84° / 59° | 5% | 6 mph | 7 |
| Thu, Aug 27 | 🌦️ Light showers | 87° / 62° | 55% · 0,3 in | 11 mph | 6 |
| Fri, Aug 28 | 🌦️ Drizzle | 83° / 65° | 46% · 0,1 in | 5 mph | 5 |
| Sat, Aug 29 | ☁️ Overcast | 85° / 65° | 10% | 8 mph | 6 |
| Sun, Aug 30 | 🌦️ Light drizzle | 75° / 64° | 16% · 0,0 in | 6 mph | 4 |
| Mon, Aug 31 | ☁️ Overcast | 82° / 64° | 22% | 5 mph | 5 |
| Tue, Sep 1 | 🌦️ Light drizzle | 79° / 63° | 22% · 0,1 in | 6 mph | 4 |
| Wed, Sep 2 | 🌦️ Light showers | 81° / 59° | 19% · 0,3 in | 13 mph | 6 |
| Thu, Sep 3 | ☁️ Overcast | 74° / 54° | 26% | 9 mph | 6 |
| Fri, Sep 4 | ☁️ Overcast | 74° / 54° | 21% | 10 mph | 6 |
| Sat, Sep 5 | ☁️ Overcast | 76° / 53° | 24% | 11 mph | 6 |
| Sun, Sep 6 | ☁️ Overcast | 78° / 55° | 24% | 6 mph | 6 |
What this means for Pennsylvania
Today is slightly cooler than average for August. The forecast high of 78°F is 4.7°F below the 83°F typical for this month.
A 22% chance means most of the area stays dry; a passing shower is possible but short.
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 81°F.
What to pack, what to skip
- Lightweight, light-coloured clothing and a refillable water bottle
- Sunglasses, a brimmed hat and SPF 30+
- 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.
See the Pennsylvania forecast by time range
Pennsylvania weather - more answers
Explore Pennsylvania
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Pennsylvania?
Pennsylvania is a state in United States. Its coordinates are 40.2732, -76.8867. It lies in North America.
What is the weather like in Pennsylvania right now?
It is currently 69°F (21°C) with overcast. Humidity is 85% and wind is 8 mph.
When is the best time to visit Pennsylvania?
June, July, August, September and October offer the most comfortable conditions in Pennsylvania, which has a continental climate. January, February and December are usually the hardest months for outdoor plans.
What time zone is Pennsylvania in?
Pennsylvania observes America/New_York (UTC-04:00). The local time is 3:22 AM.
How many people live in Pennsylvania?
Pennsylvania has a population of approximately 13 million.
What is the nearest airport to Pennsylvania?
The closest airports are Philadelphia International Airport (PHL), 91 mi away, Washington Dulles International Airport (IAD), 96 mi away and Ronald Reagan Washington National Airport (DCA), 99 mi away.
What are the top things to do in Pennsylvania?
Popular options include National Mall, Watkins Glen State Park, Statue of Liberty (UNESCO World Heritage Site), Statue of Liberty, Hudson River and Empire State Building.
What places are in Pennsylvania?
Pennsylvania covers 3 places in this atlas, including Philadelphia, Pittsburgh and Philadelphia County.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (us-states) - 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 August 23, 2026 at 3:22 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
