Weather forecast for 10 daysGlen Summit, PA

Weather forecast for the weekend

Sunday Oct 18, 2026

  • 57°F
  • 32°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 2mphNNW 346°
  • Humidity: 50%
  • UV index: 4
  • Sunrise: 7:18 am EDT
  • Sunset: 6:18 pm EDT
  • ▼
Tomorrow, clear skies and sunshine are also anticipated.
The highest temperature will be a moderate 57.2°F, while the lowest expected temperature is an icy 32°F.
The expected maximum temperature will closely reflect October's average high of 59°F.
Sunrise will be at 7:18 am and sunset at 6:18 pm; tomorrow's daylight will last for 11h and 0min.

10-day overview

Daily temperatures

Warmest day: Tuesday 64°C.
Minimum temperature: 57°C.

Chance of precipitation

Highest chance: Sunday 25.10. 15%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • min.
  • 28°F
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 10mphN 359°
  • Humidity: 65%
  • UV index: 0
  • Sunrise: 7:17 am EDT
  • Sunset: 6:19 pm EDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 57°F
  • 32°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 2mphNNW 346°
  • Humidity: 50%
  • UV index: 4
  • Sunrise: 7:18 am EDT
  • Sunset: 6:18 pm EDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 63°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 5mphNNE 17°
  • Humidity: 52%
  • UV index: 4
  • Sunrise: 7:19 am EDT
  • Sunset: 6:16 pm EDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 64°F
  • 36°F
Sunny
Sunny
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 8mphN 9°
  • Humidity: 55%
  • UV index: 4
  • Sunrise: 7:20 am EDT
  • Sunset: 6:15 pm EDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 61°F
  • 37°F
Sunny
Sunny
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 6mphNNE 20°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:22 am EDT
  • Sunset: 6:14 pm EDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 61°F
  • 39°F
Sunny
Sunny
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 9mphN 359°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:23 am EDT
  • Sunset: 6:12 pm EDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 57°F
  • 32°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 7mphNNE 12°
  • Humidity: 55%
  • UV index: 4
  • Sunrise: 7:24 am EDT
  • Sunset: 6:11 pm EDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 57°F
  • 34°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 10%
  • Precipitation: 0"
  • Wind: 4mphNNE 30°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:25 am EDT
  • Sunset: 6:09 pm EDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 59°F
  • 39°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 5mphNNE 14°
  • Humidity: 56%
  • UV index: 4
  • Sunrise: 7:26 am EDT
  • Sunset: 6:08 pm EDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 63°F
  • 41°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 14%
  • Precipitation: 0"
  • Wind: 6mphNNW 348°
  • Humidity: 56%
  • UV index: 3
  • Sunrise: 7:27 am EDT
  • Sunset: 6:07 pm EDT
  • ▼
In the days ahead, primarily sun-filled and occasionally cloud-filled weather is forecasted.
Rainfall is not anticipated in Glen Summit in the upcoming period.
In the upcoming days, the maximum temperature will range between 57.2°F and 64.4°F, while the lowest night temperatures will vary significantly, as the lowest temperatures will be recorded between 28.4°F and 41°F.
Expect the warmest day on Tuesday, with temperatures peaking at 64.4°F; Sunday, Friday and next Saturday, with the highest temperature of 57.2°F, will be the coldest days.
Updated: Oct 17, 2026 @ 21:03:07 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, expect bright skies and plenty of sunshine.

Tomorrow, the highest temperature will be 57.2°F, while the lowest temperature will be 32°F.
The maximum temperature will be in line with the average highest temperature of 59°F in October. The lowest temperature will be noticeably lower than the average low of 42.8°F.

On Sunday, in Glen Summit, sunrise will be at 7:18 am and sunset at 6:18 pm (EDT).

Tomorrow, the daylight will last for 11h and 0min.