Weather forecast for tomorrow
Heather Knoll, PA

Weather forecast for tomorrow

Friday, Jun 20.

Mostly Sunny
5:29 am

8:35 pm
EDT
Mostly Sunny
84°F / 66°F
  • Wind: 11mph WNW
  • Humidity: 57%
  • Precip. probability: 4%
  • Precipitation: 0"
  • UV index: 9
Tomorrow, in Heather Knoll, sunny intervals will be long-lasting, with few disruptions.
Minor variations in temperature are anticipated, peaking at a warm 84.2°F and slightly dropping to a low of a comfortable 66.2°F.
The maximum heat index, which represents the influence of relative humidity on air temperature, is estimated at a blazing 87.8°F. Take into consideration that the heat index values are calculated for shade and light wind conditions.
Sunrise will be at 5:29 am and sunset at 8:35 pm; tomorrow's daylight will last for 15h and 6min.

Frequently asked questions

What is the weather forecast for Heather Knoll for tomorrow?
Tomorrow, in Heather Knoll, mostly sunny and dry conditions will continue.
What will be the highest temperature tomorrow?
Tomorrow, the maximum temperature will be 84.2°F, while the minimum temperature will be 66.2°F. The maximum heat index, which adjusts the air temperature based on humidity, is evaluated at 87.8°F.
The maximum temperature will be in line with the average highest temperature of°C in. The lowest temperature will be also in line with the average low of°C.
When are sunrise and sunset tomorrow?
On Friday, in Heather Knoll, sunrise will be at 5:29 am and sunset at 8:35 pm (EDT).
How long will the day be tomorrow?
Tomorrow in Heather Knoll, the daylight will last for 15h and 6min.

Hourly weather forecast

12 am
  • 72°F
  • Feels like:
    73°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph W
  • Pressure: 29.74"Hg
  • Humidity: 82%
  • Precip. probability: 7%
  • Precipitation: 0"
  • Visibility: 9mi
2 am
  • 70°F
  • Feels like:
    70°F
Clear
Clear
  • Wind: 9mph W
  • Pressure: 29.8"Hg
  • Humidity: 79%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
4 am
  • 66°F
  • Feels like:
    66°F
Clear
Clear
  • Wind: 8mph WNW
  • Pressure: 29.83"Hg
  • Humidity: 77%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
Sunrise: 5:29 am
6 am
  • 64°F
  • Feels like:
    64°F
Sunny
Sunny
  • Wind: 6mph WNW
  • Pressure: 29.88"Hg
  • Humidity: 79%
  • Precip. probability: 5%
  • Precipitation: 0"
  • Visibility: 10mi
8 am
  • 68°F
  • Feels like:
    68°F
Sunny
Sunny
  • Wind: 9mph WNW
  • Pressure: 29.94"Hg
  • Humidity: 69%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
10 am
  • 73°F
  • Feels like:
    73°F
Sunny
Sunny
  • Wind: 9mph WNW
  • Pressure: 29.94"Hg
  • Humidity: 63%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 77°F
  • Feels like:
    81°F
Sunny
Sunny
  • Wind: 11mph WNW
  • Pressure: 29.94"Hg
  • Humidity: 57%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 81°F
  • Feels like:
    82°F
Mostly Sunny
Mostly Sunny
  • Wind: 11mph WNW
  • Pressure: 29.94"Hg
  • Humidity: 50%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 82°F
  • Feels like:
    84°F
Mostly Sunny
Mostly Sunny
  • Wind: 9mph W
  • Pressure: 29.94"Hg
  • Humidity: 48%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 82°F
  • Feels like:
    84°F
Partly Cloudy
Partly Cloudy
  • Wind: 8mph W
  • Pressure: 29.94"Hg
  • Humidity: 49%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 79°F
  • Feels like:
    81°F
Mostly Sunny
Mostly Sunny
  • Wind: 4mph WSW
  • Pressure: 29.97"Hg
  • Humidity: 56%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:35 pm
10 pm
  • 73°F
  • Feels like:
    75°F
Partly Cloudy
Partly Cloudy
  • Wind: 3mph WSW
  • Pressure: 30"Hg
  • Humidity: 68%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
Tomorrow, a combination of dull, clear and wet weather is predicted.
The temperature will vary between the lowest temperature of 64.4°F and the highest temperature of 82.4°F. The warmest part of the day will be from 3 pm to 6 pm.
Updated: Jun 19, 2025 @ 16:20:31 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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