Weather forecast for 10 daysBelfast, PA

Weather forecast for the weekend

Saturday Oct 17, 2026

  • 52°F
  • 32°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 14mphNNW 346°
  • Humidity: 46%
  • UV index: 4
  • Sunrise: 7:14 am EDT
  • Sunset: 6:18 pm EDT
  • ▼
On Saturday, in Belfast, sun-filled conditions are expected to persist.
The predicted temperature range extends from a high of a fresh 51.8°F to a low of an icy 32°F.
The expected temperature of 51.8°F resembles November's typical high of 48.4°F more than October's.
Sunrise was at 7:14 am and sunset will be at 6:18 pm; the daylight will last for 11h and 3min.

Sunday Oct 18, 2026

  • 61°F
  • 36°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 5mphNNE 33°
  • Humidity: 50%
  • UV index: 4
  • Sunrise: 7:15 am EDT
  • Sunset: 6:16 pm EDT
  • ▼
Tomorrow, expect consistent sunshine and open skies.
Temperatures will oscillate between an enjoyable 60.8°F at their highest and a cold 35.6°F at their lowest.
The highest temperature is expected to follow the average for October, around 61.2°F.
Sunrise will be at 7:15 am and sunset at 6:16 pm; tomorrow's daylight will last for 11h and 1min.

10-day overview

Daily temperatures

Warmest day: Tuesday 70°C.
Coldest day: today 52°C.

Chance of precipitation

Highest chance: Monday 26.10. 24%.

Long-term weather forecast

  • Saturday
  • Oct 17, 2026
  • 52°F
  • 32°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 14mphNNW 346°
  • Humidity: 46%
  • UV index: 4
  • Sunrise: 7:14 am EDT
  • Sunset: 6:18 pm EDT
  • ▼
  • Sunday
  • Oct 18, 2026
  • 61°F
  • 36°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 5mphNNE 33°
  • Humidity: 50%
  • UV index: 4
  • Sunrise: 7:15 am EDT
  • Sunset: 6:16 pm EDT
  • ▼
  • Monday
  • Oct 19, 2026
  • 68°F
  • 45°F
Sunny
Sunny
  • Precip. probability: 4%
  • Precipitation: 0"
  • Wind: 8mphNNE 28°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:16 am EDT
  • Sunset: 6:15 pm EDT
  • ▼
  • Tuesday
  • Oct 20, 2026
  • 70°F
  • 43°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 11mphNNE 20°
  • Humidity: 48%
  • UV index: 4
  • Sunrise: 7:18 am EDT
  • Sunset: 6:13 pm EDT
  • ▼
  • Wednesday
  • Oct 21, 2026
  • 64°F
  • 41°F
Sunny
Sunny
  • Precip. probability: 3%
  • Precipitation: 0"
  • Wind: 11mphNNE 32°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:19 am EDT
  • Sunset: 6:12 pm EDT
  • ▼
  • Thursday
  • Oct 22, 2026
  • 68°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 8%
  • Precipitation: 0"
  • Wind: 9mphN 4°
  • Humidity: 49%
  • UV index: 4
  • Sunrise: 7:20 am EDT
  • Sunset: 6:10 pm EDT
  • ▼
  • Friday
  • Oct 23, 2026
  • 64°F
  • 41°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 11%
  • Precipitation: 0"
  • Wind: 9mphNNE 21°
  • Humidity: 50%
  • UV index: 4
  • Sunrise: 7:21 am EDT
  • Sunset: 6:09 pm EDT
  • ▼
  • Saturday
  • Oct 24, 2026
  • 61°F
  • 37°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 13%
  • Precipitation: 0"
  • Wind: 9mphNNE 26°
  • Humidity: 53%
  • UV index: 4
  • Sunrise: 7:22 am EDT
  • Sunset: 6:07 pm EDT
  • ▼
  • Sunday
  • Oct 25, 2026
  • 64°F
  • 43°F
Mostly Sunny
Mostly Sunny
  • Precip. probability: 22%
  • Precipitation: 0"
  • Wind: 8mphNNE 15°
  • Humidity: 60%
  • UV index: 4
  • Sunrise: 7:23 am EDT
  • Sunset: 6:06 pm EDT
  • ▼
  • Monday
  • Oct 26, 2026
  • 66°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 8mphNNW 348°
  • Humidity: 64%
  • UV index: 4
  • Sunrise: 7:24 am EDT
  • Sunset: 6:05 pm EDT
  • ▼
Conditions over the next ten days suggest that primarily sunny and occasionally overcast weather is forecasted.
Rainfall is not predicted in Belfast in the upcoming days.
The temperature will vary considerably in the coming days. Highs will range from 51.8°F to 69.8°F, while the variation in nighttime lows will be also notably wide, as temperatures overnight will fluctuate from 32°F up to 44.6°F.
Expect the warmest day on Tuesday, with temperatures peaking at 69.8°F; today is the coldest day, with a maximum temperature of 51.8°F.
Updated: Oct 17, 2026 @ 16:55:12 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, uninterrupted sunshine is anticipated.

Today, the highest temperature in Belfast will be 51.8°F, while the lowest temperature will be 32°F.
Today, the highest temperature will be significantly lower than the average maximum of 61.2°F in October. The lowest temperature today will be also uncommonly lower than the average low of 45.1°F.

On Saturday, in Belfast, sunrise was at 7:14 am and sunset will be at 6:18 pm (EDT).

In Belfast, today, there will be 11h and 3min of daylight.

Tomorrow, in Belfast, sunny conditions are expected to continue.

Tomorrow, the maximum temperature will be 60.8°F, while the minimum temperature will be 35.6°F.
Tomorrow, the highest temperature will be in line with the average maximum temperature in October. The lowest temperature will be uncommonly lower than the average low of 45.1°F.

On Sunday, in Belfast, sunrise will be at 7:15 am and sunset at 6:16 pm (EDT).

In Belfast, the length of the day tomorrow will be 11h and 1min.