Weather forecast for 10 daysPenn, PA

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 61°F
  • 32°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 3mphESE 112°
  • Humidity: 58%
  • UV index: 4
  • Sunrise: 7:32 am EDT
  • Sunset: 6:34 pm EDT
  • ▼
On Sunday, October 18, sunshine and minimal clouds are also in the outlook.
A remarkable high of a comfortable 60.8°F during the day and a stark low of a wintry 32°F at night are anticipated.
Tomorrow's high is expected to coincide with the typical October maximum of 61.5°F.
Sunrise will be at 7:32 am and sunset at 6:34 pm; tomorrow's daylight will last for 11h and 2min.

10-day overview

Daily temperatures

Maximum temperature: 66°C.
Coldest day: tomorrow 61°C.

Chance of precipitation

Highest chance: Monday 26.10. 15%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 30°F
Clear
Clear
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 4mphNNE 33°
  • Humidity: 80%
  • UV index: 0
  • Sunrise: 7:31 am EDT
  • Sunset: 6:35 pm EDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 61°F
  • 32°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 3mphESE 112°
  • Humidity: 58%
  • UV index: 4
  • Sunrise: 7:32 am EDT
  • Sunset: 6:34 pm EDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 66°F
  • 36°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 6mphNNE 27°
  • Humidity: 54%
  • UV index: 4
  • Sunrise: 7:33 am EDT
  • Sunset: 6:33 pm EDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 66°F
  • 37°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 7mphN 1°
  • Humidity: 65%
  • UV index: 4
  • Sunrise: 7:35 am EDT
  • Sunset: 6:31 pm EDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 66°F
  • 34°F
Sunny
Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 6mphNNE 21°
  • Humidity: 60%
  • UV index: 4
  • Sunrise: 7:36 am EDT
  • Sunset: 6:30 pm EDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 64°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 7mphNNW 339°
  • Humidity: 61%
  • UV index: 4
  • Sunrise: 7:37 am EDT
  • Sunset: 6:28 pm EDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 64°F
  • 36°F
Sunny
Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 7mphNNE 33°
  • Humidity: 66%
  • UV index: 4
  • Sunrise: 7:38 am EDT
  • Sunset: 6:27 pm EDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 64°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 7mphE 92°
  • Humidity: 58%
  • UV index: 4
  • Sunrise: 7:39 am EDT
  • Sunset: 6:26 pm EDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 63°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 6mphNNE 21°
  • Humidity: 62%
  • UV index: 4
  • Sunrise: 7:40 am EDT
  • Sunset: 6:24 pm EDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 66°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 7mphWNW 290°
  • Humidity: 64%
  • UV index: 4
  • Sunrise: 7:41 am EDT
  • Sunset: 6:23 pm EDT
  • ▼
Ten-day trends indicate that primarily sunny and occasionally overcast weather is predicted.
Rainfall is not forecasted in Penn in the upcoming days.
Highs will stay within a very narrow margin throughout the coming week. Maximum temperatures will fall between 60.8°F and 66.2°F, while the difference in minimum temperatures will be substantial, as the lowest temperatures will be recorded between 30.2°F and 42.8°F.
With a maximum temperature of 66.2°F, Monday through Wednesday and next Monday will be the warmest days; Sunday will be the coldest day, with the highest temperature of 60.8°F.
Updated: Oct 17, 2026 @ 23:34:37 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, sun-filled conditions are expected to persist.

Tomorrow, the highest temperature will be 60.8°F, while the lowest temperature will be 32°F.
The maximum temperature tomorrow will be in line with the average highest temperature in October. Tomorrow, the lowest temperature will be notably lower than the average low of 44.6°F.

On Sunday, in Penn, sunrise will be at 7:32 am and sunset at 6:34 pm (EDT).

In Penn, tomorrow, there will be 11h and 2min of daylight.