Weather forecast for tomorrowHarrison, PA

Weather forecast for tomorrow

Sunday Oct 18, 2026

  • 57°F
  • 34°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 7mphWSW 258°
  • Humidity: 58%
  • UV index: 4
  • Sunrise: 7:26 am EDT
  • Sunset: 6:24 pm EDT
  • ▼
Tomorrow, in Harrison, sunshine is also forecasted under mostly clear skies.
The anticipated temperature range extends from a high of a mild 57.2°F to a low of a cold 33.8°F.
The anticipated peak temperature will reflect the average October high of 57°F.
Sunrise will be at 7:26 am and sunset at 6:24 pm; tomorrow's daylight will last for 10h and 58min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 57°C.
Coldest period: 3 am - 6 am 30°C.

Chance of precipitation

Highest chance: 6 am 6%.

Hourly weather forecast

  • 12 am
  • 32°F
  • Feels like:
    27°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 5mphW 281°
  • Humidity: 74%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 30°F
  • Feels like:
    27°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphW 280°
  • Humidity: 78%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 30°F
  • Feels like:
    25°F
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0"
  • Wind: 4mphW 275°
  • Humidity: 86%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 30°F
  • Feels like:
    25°F
Clear
Clear
  • Precip. probability: 6%
  • Precipitation: 0"
  • Wind: 4mphW 269°
  • Humidity: 89%
  • Pressure: 30.53"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:26 am
  • 8 am
  • 30°F
  • Feels like:
    27°F
Sunny
Sunny
  • Precip. probability: 7%
  • Precipitation: 0"
  • Wind: 5mphWSW 253°
  • Humidity: 91%
  • Pressure: 30.56"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 41°F
  • Feels like:
    37°F
Sunny
Sunny
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 5mphWSW 249°
  • Humidity: 73%
  • Pressure: 30.56"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 12 pm
  • 50°F
  • Feels like:
    48°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphW 262°
  • Humidity: 50%
  • Pressure: 30.53"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 2 pm
  • 55°F
  • Feels like:
    54°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphW 262°
  • Humidity: 37%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 57°F
  • Feels like:
    55°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphW 261°
  • Humidity: 37%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 50°F
  • Feels like:
    50°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphWSW 246°
  • Humidity: 51%
  • Pressure: 30.47"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:24 pm
  • 8 pm
  • 45°F
  • Feels like:
    43°F
Clear
Clear
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 4mphSW 233°
  • Humidity: 62%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 41°F
  • Feels like:
    39°F
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 4mphWSW 238°
  • Humidity: 65%
  • Pressure: 30.5"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, bright and mostly sunny weather is expected.
The temperature will be between a minimum of 30.2°F and a maximum of 57.2°F. The warmest part of the day will be at 3 pm and 4 pm.
The highest temperature tomorrow will be in line with October's typical maximum. The expected low will be more in line with what’s common in November than the current October average of 41.4°F.
Updated: Oct 17, 2026 @ 23:48:50 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, expect sunny weather with a crisp, clear sky.

Tomorrow, the maximum temperature will be 57.2°F, while the minimum temperature will be 33.8°F.
The highest temperature tomorrow will be in line with the average maximum temperature in October. Tomorrow, the lowest temperature will be a couple of degrees lower than the average low temperature.

On Sunday, in Harrison, sunrise will be at 7:26 am and sunset at 6:24 pm (EDT).

In Harrison, the length of the day tomorrow will be 10h and 58min.