Pennsylvania, United States Weather
- Pennsylvania, United States Weather
- Current conditions
- Weather forecast
- Averages and extremes
- Yesterday's Data
- Temperature and possibility of rain in Pennsylvania over the next 12 hours
- Temperature and possibility of rain in Pennsylvania in the coming days
- Rainfall in Pennsylvania in the coming days
- Pennsylvania Weather Summary
- Weather averages by month
- Pennsylvania's weather
- Frequently asked questions
- Comments
Current conditions
Condition: Overcast
Pressure: 989 hPa
Feel like: 22 °C
Temperature: 20°C
Cloud: 88%
Humidity: 88%
Wind: SW - 9 km/h
Visibility: 14.5 km
30 Day Averages and Extremes
- Average high 28.93°C
- Average low 17.67°C
- Hottest day 36°C (21 August 2026)
- Coldest day 12°C (15 August 2026)
- Average humidity 72.37%
- Days with precipitation 25 days
- Highest precipitation 42 mm (02 August 2026)
Yesterday's Data
- Max: 28°C
- Min: 19°C
- Total Precipitation: 0 mm
Temperature and possibility of rain in Pennsylvania over the next 12 hours
Temperature and possibility of rain in Pennsylvania in the coming days
Rainfall in Pennsylvania in the coming days
Pennsylvania Climate Summary
Pennsylvania features a Humid continental, no dry season, warm summer (Köppen classification: Dfb), with an average annual temperature of 10.55ºC (50.99ºF), which is about -2.09% lower than the national average for United States. Annually, the city experiences approximately 71.61 millimeters (2.82 inches) of rainfall, spread across 131.46 rainy days, accounting for 36.02% of the year.
| Longitude | 41.2033216 |
| Latitude | -77.1945247 |
| Yearly high temperature | 13.86ºC (56.95ºF) |
| Yearly low temperature | 4.07ºC (39.33ºF) |
| Hottest month | July 27.82ºC (82.08ºF) |
| Coldest month | February -6.44ºC (20.41ºF) |
| Yearly precip | 71.61mm (2.82in) |
| Days with rainfall | 131.46 days (36.02%) |
| Driest month | November (80.31%) |
| Wettest month | April (77.69%) |
Weather averages by month
| Month | High / Low (°C) | Rain |
|---|---|---|
| January | -0.76° / -7.5° | 8.91 days |
| February | 1.21° / -6.44° | 10.18 days |
| March | 6.41° / -2.37° | 10.36 days |
| April | 13.04° / 2.86° | 12.82 days |
| May | 20.21° / 8.73° | 13.45 days |
| June | 24.64° / 12.27° | 12.91 days |
| July | 27.82° / 15.0° | 13.73 days |
| August | 26.02° / 13.56° | 12.64 days |
| September | 22.34° / 10.73° | 9.55 days |
| October | 15.23° / 5.74° | 9.73 days |
| November | 7.66° / -0.32° | 7.27 days |
| December | 2.5° / -3.46° | 9.91 days |
Pennsylvania's weather
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Frequently asked questions
1. What is the hottest month in Pennsylvania?
July has the highest average monthly temperature (daily mean of 27.82ºC) and February are the coolest (daily mean of -6.44ºC).
2. What should I wear in Pennsylvania today?
For today's very hot weather in Pennsylvania, with the high temperatures above 28ºC (82.4ºF), consider wearing:
- UV-protective sunglasses
- Thin, moisture-wicking socks
- Wide-brimmed sun hat
- Open-toed sandals or light sneakers
Temperature
Air quality
Acceptable air quality, some pollutants present, minor health concerns for sensitive individuals
- CO2 477
- CO 181
- NH3 0
- NO2 2
- O3 82
- PM10 3
- PM25 3
- SO2 1
- CH4 1,371