Weather forecast for 10 days
Williamsport, PA

Weather forecast for the weekend

Saturday, Apr 19.

Cloudy
6:20 am

7:53 pm
EDT
Cloudy
84°F / 52°F
  • Wind: 15mph WSW
  • Humidity: 53%
  • Precip. probability: 23%
  • Precipitation: 0"
  • UV index: 4
On Saturday, in Williamsport, low-hanging clouds will persist throughout the day.
Temperature readings are forecasted to span from a high of a moderately hot 84.2°F to a low of a crisp 51.8°F.
The maximum heat index, which factors the actual air temperature with the relative humidity, is estimated at a humid 86°F. Take into consideration that the heat index values are calculated for shade and light wind conditions.
The forecasted temperature of 84.2°F resembles May's typical high of 68.4°F more than April's.
Sunrise will be at 6:20 am and sunset at 7:53 pm; the daylight will last for 13h and 34min.

Sunday, Apr 20.

Partly Cloudy
6:18 am

7:55 pm
EDT
Partly Cloudy
66°F / 46°F
  • Wind: 11mph NNW
  • Humidity: 35%
  • Precip. probability: 2%
  • Precipitation: 0"
  • UV index: 7
Tomorrow, on Sunday, April 20, occasional cloudiness will be present, but there will still be plenty of sun.
The temperature will vary between a maximum of a comfortable 66.2°F and a minimum of a chilly 46.4°F.
The weather tomorrow is warmer, with a maximum expected near 68.4°F - more like May than April.
Sunrise will be at 6:18 am and sunset at 7:55 pm; tomorrow's daylight will last for 13h and 37min.

Frequently asked questions

What is the weather forecast for Williamsport for tomorrow?
On Sunday, in Williamsport, partly cloudy skies will persist, making for a mix of sun and clouds.
What will be the highest temperature tomorrow?
Tomorrow, the highest temperature will be 66.2°F, while the lowest temperature will be 46.4°F.
The highest temperature will be uncommonly higher than the average maximum of 56.5°F in April. Tomorrow, the lowest temperature will be slightly warmer than the average low temperature.
What time are sunrise and sunset tomorrow?
On Sunday, in Williamsport, sunrise will be at 6:18 am and sunset at 7:55 pm (EDT).
How many hours of daylight will Williamsport have tomorrow?
In Williamsport, tomorrow, there will be 13h and 37min of daylight.
What is the weather forecast for Williamsport for the next ten days?
In Williamsport, predominantly cloudy and occasionally rainy weather is predicted for the next ten days.
Will it rain in the next ten days?
Rainfall is forecasted for Monday, Friday and next Saturday in Williamsport. The days with the most rainfall will be Monday and Friday, with light precipitation of 0.2".
How hot will it be in the next ten days?
The maximum temperature will vary between 66.2°F and 84.2°F, while the minimum temperature will be between 44.6°F and 55.4°F.
What will be the hottest and the coldest days?
Today is the hottest day, with a maximum temperature of 84.2°F. With a maximum temperature of 66.2°F, Sunday, Monday and next Sunday will be the coldest days.

Long-term weather forecast

SatApr 19.
  • 84°F
  • 52°F
Cloudy
Cloudy
  • Wind: 15mph WSW
  • Humidity: 53%
  • UV index: 4
  • Precip. probability: 23%
  • Precipitation: 0"
  • 6:20 am 7:53 pm EDT
SunApr 20.
  • 66°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph NNW
  • Humidity: 35%
  • UV index: 7
  • Precip. probability: 2%
  • Precipitation: 0"
  • 6:18 am 7:55 pm EDT
MonApr 21.
  • 66°F
  • 54°F
Cloudy
Cloudy
  • Wind: 14mph SE
  • Humidity: 43%
  • UV index: 4
  • Precip. probability: 19%
  • Precipitation: 0.2"
  • 6:17 am 7:56 pm EDT
TueApr 22.
  • 73°F
  • 45°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph W
  • Humidity: 53%
  • UV index: 7
  • Precip. probability: 12%
  • Precipitation: 0"
  • 6:15 am 7:57 pm EDT
WedApr 23.
  • 75°F
  • 48°F
Partly Cloudy
Partly Cloudy
  • Wind: 6mph WNW
  • Humidity: 43%
  • UV index: 7
  • Precip. probability: 4%
  • Precipitation: 0"
  • 6:14 am 7:58 pm EDT
ThuApr 24.
  • 79°F
  • 55°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph SE
  • Humidity: 44%
  • UV index: 7
  • Precip. probability: 6%
  • Precipitation: 0"
  • 6:12 am 7:59 pm EDT
FriApr 25.
  • 70°F
  • 55°F
PM Showers
PM Showers
  • Wind: 9mph SSE
  • Humidity: 60%
  • UV index: 6
  • Precip. probability: 42%
  • Precipitation: 0.2"
  • 6:11 am 8:00 pm EDT
SatApr 26.
  • 68°F
  • 48°F
Showers
Showers
  • Wind: 11mph NNW
  • Humidity: 56%
  • UV index: 5
  • Precip. probability: 37%
  • Precipitation: 0.16"
  • 6:09 am 8:01 pm EDT
SunApr 27.
  • 66°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Wind: 10mph NNW
  • Humidity: 46%
  • UV index: 7
  • Precip. probability: 22%
  • Precipitation: 0"
  • 6:08 am 8:02 pm EDT
MonApr 28.
  • 68°F
  • 46°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph N
  • Humidity: 47%
  • UV index: 7
  • Precip. probability: 18%
  • Precipitation: 0"
  • 6:07 am 8:03 pm EDT
Weather models show that primarily dull and occasionally rainy weather is expected.
Rainfall is predicted for Monday, Friday and next Saturday. With light precipitation of 0.2", Monday and Friday will be the wettest days.
Temperature fluctuation will be noticeable in the upcoming period. The temperature is expected to swing from 66.2°F up to 84.2°F, while nighttime temperatures are expected to vary from 44.6°F to 55.4°F.
The hottest day is today, with a maximum temperature of 84.2°F; Sunday, Monday and next Sunday, with the highest temperature of 66.2°F, will be the coldest days in Williamsport.
Updated: Apr 19, 2025 @ 09:50:37 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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