Pennsylvania 天気 予報
Pennsylvania weather: 7°C, 曇り. 時間別 forecast, 14-day outlook, UV, air quality and the best timeからvisit.
Pennsylvania weather in 1月
One of the harder months here - go in、a plan.
1月 runs 14°C cooler than the annual average in Pennsylvania.
天気 map for Pennsylvania
Animated model layers. Pick a layerからload it.
Animated layers by 風y. For pin-level detail and nearby places, see the interactive map below.
気候 in Pennsylvania month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| 月 | Avg high | Avg low | 雨fall | Rating |
|---|---|---|---|---|
| 1月 | 2° | -5° | 78 mm | ★★☆☆☆ |
| 2月 | 5° | -4° | 76 mm | ★★☆☆☆ |
| 3月 | 14° | 3° | 93 mm | ★★★☆☆ |
| 4月 | 19° | 8° | 87 mm | ★★★★☆ |
| 5月 | 22° | 13° | 149 mm | ★★★★☆ |
| 6月 | 29° | 18° | 80 mm | ★★★★☆ |
| 7月 | 31° | 21° | 126 mm | ★★★★☆ |
| 8月 | 28° | 19° | 111 mm | ★★★★☆ |
| 9月 | 25° | 16° | 65 mm | ★★★★☆ |
| 10月 | 19° | 9° | 53 mm | ★★★★☆ |
| 11月 | 12° | 3° | 50 mm | ★★★☆☆ |
| 12月 | 6° | -2° | 82 mm | ★★☆☆☆ |
気候 type: 大陸al. 出典： Open-Meteo archive (ERA5).
訪問に最適な時期 Pennsylvania
Go in 6月, 7月, 8月, 9月 and 10月. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: 1月, 2月 and 12月 - expect the least comfortable mix of heat, cold or rain.
Whatからpack, whatからskip
- Layers - the daily swing is 15°C, so mornings feel nothing like afternoons
- If your dates are flexible, avoid 1月, 2月 and 12月 - historically the least comfortable months here.
How Pennsylvania compares、nearby places
Annual averages, and the difference against Pennsylvania.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| 3月yland | 148 km | 14°C | +2°C warmer | 1346 mm |
| ZIP Code 20001 | 152 km | 14°C | +2°C warmer | 1236 mm |
| Georgetown | 152 km | 14°C | +2°C warmer | 1236 mm |
| Washington | 152 km | 14°C | +2°C warmer | 1273 mm |
| Area Code 202 | 152 km | 14°C | +2°C warmer | 1273 mm |
時間帯別のPennsylvania 予報を見る
Pennsylvania weather - more answers
Explore Pennsylvania
Every topic we hold for this place, and the same topic for the places around it.
天気 for related places
Frequently asked questions
Where is Pennsylvania?
Pennsylvania is a state in アメリカ合衆国. Its coordinates are 40.2732, -76.8867. It lies in 北アメリカ.
What is the weather like in Pennsylvania現在?
It is currently 7°C (45°F)、曇り. 湿度 is 83% and wind is 13 km/h.
When is the best timeからvisit Pennsylvania?
6月, 7月, 8月, 9月 and 10月 offer the most comfortable conditions in Pennsylvania, which has a continental climate. 1月, 2月 and 12月 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 7:41 AM.
How many people live in Pennsylvania?
Pennsylvania has a population of approximately 13 million.
What is the nearest airportからPennsylvania?
The closest airports are Philadelphia International Airport (PHL), 147 km away, Washington Dulles International Airport (IAD), 155 km away and Ronald Reagan Washington National Airport (DCA), 159 km away.
What are the top thingsから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. |
|---|---|
| 予報 and observations | Open-Meteo (ECMWF and national models). |
| 大気質 and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| 気候 averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National 天気 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 10月 28, 2026 at 7:41 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
