Pennsylvania 天気 予報
Pennsylvania weather: 8°C, 晴れ. 時間別 forecast, 14-day outlook, UV, air quality and the best timeからvisit.
14-day forecast for Pennsylvania
最高 / 最低; 降水; UV
| 日 | 状況 | 最高 / 最低 | 降水 | 風 | UV |
|---|---|---|---|---|---|
| 日, 10月 25 | 🌤️ ほぼ晴れ | 17° / 1° | 0% | 9 km/h | 4 |
| 月, 10月 26 | ☁️ 曇り | 21° / 3° | 1% | 12 km/h | 4 |
| 火, 10月 27 | ☁️ 曇り | 17° / 7° | 3% | 11 km/h | 4 |
| 水, 10月 28 | ☁️ 曇り | 17° / 7° | 1% | 8 km/h | 3 |
| 木, 10月 29 | ☁️ 曇り | 21° / 8° | 1% | 11 km/h | 4 |
| 金, 10月 30 | ☁️ 曇り | 21° / 11° | 0% | 17 km/h | 3 |
| 土, 10月 31 | ☁️ 曇り | 15° / 6° | 5% | 16 km/h | 3 |
| 日, 11月 1 | ☁️ 曇り | 17° / 6° | 33% | 10 km/h | 3 |
| 月, 11月 2 | 🌦️ 弱い雨 | 14° / 10° | 33% · 15 mm | 24 km/h | 0 |
| 火, 11月 3 | 🌦️ Light drizzle | 13° / 7° | 23% · 1 mm | 21 km/h | 1 |
| 水, 11月 4 | ☁️ 曇り | 9° / 4° | 26% | 19 km/h | 1 |
| 木, 11月 5 | 🌦️ Light drizzle | 8° / 1° | 24% · 0 mm | 14 km/h | 3 |
| 金, 11月 6 | ☀️ 快晴 | 9° / -3° | 30% | 8 km/h | 3 |
| 土, 11月 7 | ⛅ 晴れ時々曇り | 12° / -1° | 3% | 10 km/h | 3 |
The two-week trend
Cooling. The second half of the window averages 8°C cooler than the days immediately ahead.
The window averages 14°C against a 10月 normal of 19°C - 5°C below.
The next 7 days look unusually dry - roughly 0% of a normal 10月 week (0 mm against 12 mm).
What this means for Pennsylvania
Today is slightly cooler than average for 10月. The forecast high of 17°C is 2.1°C below the 19°C typical for this month.
雨 is very unlikely today - plans do not need a backup.
Overnight lows near 1°C mean ice is possible on bridges before dawn.
Northern Hemisphere, so peak summer falls in 6月から8月.
The gap between the warmest and coldest month averages 27°C.
Whatからpack, whatからskip
- Layers - the daily swing is 20°C, so mornings feel nothing like afternoons
- A warm mid-layer and gloves for early mornings and evenings
- If your dates are flexible, avoid 1月, 2月 and 12月 - historically the least comfortable months here.
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 8°C (47°F)、晴れ. 湿度 is 69% and wind is 3 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 10:48 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 26, 2026 at 10:48 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
