Weather forecast for 10 days
Johnstown, PA

Weather forecast for the weekend

Saturday, Jun 21.

Partly Cloudy
5:44 am

8:50 pm
EDT
Partly Cloudy
86°F / 72°F
  • Wind: 8mph WSW
  • Humidity: 65%
  • Precip. probability: 17%
  • Precipitation: 0"
  • UV index: 9
On Saturday, June 21, mostly clear with scattered clouds is expected.
Rainfall is not anticipated. The highest predicted temperature is a blazing 86°F, while the lowest temperature will be a delightful 71.6°F.
The maximum temperature will be higher and more in tune with July's average of 80.2°F than with June's.
Sunrise will be at 5:44 am and sunset at 8:50 pm; the daylight will last for 15h and 6min.

Sunday, Jun 22.

Partly Cloudy
5:44 am

8:50 pm
EDT
Partly Cloudy
90°F / 73°F
  • Wind: 10mph W
  • Humidity: 69%
  • Precip. probability: 24%
  • Precipitation: 0"
  • UV index: 9
On Sunday, in Johnstown, thin clouds will pass through at times, but overall, it will remain bright.
Rainfall is not forecasted. A temperature range of a blazing 89.6°F to a temperate 73.4°F is expected.
The forecast high is higher and more aligned with what is typical in July than in June.
Sunrise will be at 5:44 am and sunset at 8:50 pm; the daylight will last for 15h and 6min.

Frequently asked questions

What is the weather forecast for Johnstown for Saturday?
On Saturday, clouds and sunshine will alternate throughout the day.
Will it rain on Saturday?
No, it will not rain on Saturday.
What will be the highest temperature on Saturday?
On Saturday, the highest temperature will be 86°F, while the lowest temperature will be 71.6°F.
What is the weather forecast for Johnstown for Sunday?
On Sunday, in Johnstown, a pleasant mix of sun and clouds will define the day.
Will it rain on Sunday?
No, it will not rain on Sunday.
What will be the highest temperature on Sunday?
On Sunday, the highest temperature will be 89.6°F, while the lowest temperature will be 73.4°F.
What is the weather forecast for Johnstown for the next ten days?
In Johnstown, weather will be unstable, and a combination of dull, unstable, showery and mostly clear weather is expected for the next ten days.
Will it rain in the next ten days?
Rainfall is anticipated on Monday through Thursday and next Wednesday in Johnstown. Tuesday, with moderate precipitation of 0.43", will be the day with the most rainfall.
How hot will it be in the next ten days?
The maximum temperature will range between 71.6°F and 93.2°F, while the minimum temperature will be between 62.6°F and 73.4°F.
Combining with the humidity, the maximum feel-like temperature will range between 71.6°F and 113°F.
What will be the hottest and the coldest days?
The hottest day will be next Monday, with a maximum of 93.2°F. Today is the coldest day, with a maximum temperature of 71.6°F.

Long-term weather forecast

MonJun 16.
  • 72°F
  • 64°F
Cloudy
Cloudy
  • Wind: 7mph SE
  • Humidity: 79%
  • UV index: 4
  • Precip. probability: 15%
  • Precipitation: 0.04"
  • 5:43 am 8:49 pm EDT
TueJun 17.
  • 77°F
  • 68°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 7mph SSW
  • Humidity: 85%
  • UV index: 4
  • Precip. probability: 65%
  • Precipitation: 0.43"
  • 5:43 am 8:49 pm EDT
WedJun 18.
  • 81°F
  • 72°F
Rain
Rain
  • Wind: 9mph WSW
  • Humidity: 84%
  • UV index: 6
  • Precip. probability: 78%
  • Precipitation: 0.28"
  • 5:43 am 8:50 pm EDT
ThuJun 19.
  • 77°F
  • 63°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 15mph WSW
  • Humidity: 80%
  • UV index: 7
  • Precip. probability: 60%
  • Precipitation: 0.28"
  • 5:44 am 8:50 pm EDT
FriJun 20.
  • 81°F
  • 64°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph W
  • Humidity: 71%
  • UV index: 9
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:44 am 8:50 pm EDT
SatJun 21.
  • 86°F
  • 72°F
Partly Cloudy
Partly Cloudy
  • Wind: 8mph WSW
  • Humidity: 65%
  • UV index: 9
  • Precip. probability: 17%
  • Precipitation: 0"
  • 5:44 am 8:50 pm EDT
SunJun 22.
  • 90°F
  • 73°F
Partly Cloudy
Partly Cloudy
  • Wind: 10mph W
  • Humidity: 69%
  • UV index: 9
  • Precip. probability: 24%
  • Precipitation: 0"
  • 5:44 am 8:50 pm EDT
MonJun 23.
  • 93°F
  • 73°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph W
  • Humidity: 66%
  • UV index: 9
  • Precip. probability: 11%
  • Precipitation: 0"
  • 5:45 am 8:51 pm EDT
TueJun 24.
  • 91°F
  • 73°F
Mostly Sunny
Mostly Sunny
  • Wind: 8mph W
  • Humidity: 67%
  • UV index: 9
  • Precip. probability: 17%
  • Precipitation: 0"
  • 5:45 am 8:51 pm EDT
WedJun 25.
  • 86°F
  • 70°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 7mph WSW
  • Humidity: 71%
  • UV index: 9
  • Precip. probability: 50%
  • Precipitation: 0.12"
  • 5:45 am 8:51 pm EDT
Over the course of the next ten days, expect shifting weather, and a mix of dull, stormy, rain-filled and sun-filled weather is anticipated.
Rainfall is anticipated on Monday through Thursday and next Wednesday.
Temperature variation will be noticeable throughout the forecast window. The maximum temperature will vary between 71.6°F and 93.2°F, while the minimum temperature is forecast to range between 62.6°F and 73.4°F.
Next Monday will be the hottest day, with a maximum temperature of 93.2°F; today is the coldest day, with a maximum temperature of 71.6°F.
Including the humidity's impact, the maximum feel-like temperature may increase significantly and range between 71.6°F and a blazing hot 113°F.
Updated: Jun 16, 2025 @ 18:45:59 UTC
Published by: Weather U.S. | About Us
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