Johnstown Cambria County Airport (JST) Weather 11/25/2025
This Afternoon
44
Partly Sunny
Tonight
31
Partly Cloudy
Monday
49
Mostly Sunny
Monday Night
38
Increasing Clouds
Tuesday
51
Rain
Tuesday Night
46
Rain Likely
Wednesday
54
Rain
Wednesday Night
26
Mostly Cloudy then Mostly Cloudy and Breezy
Thanksgiving Day
30
Mostly Cloudy and Breezy
Thursday Night
22
Mostly Cloudy
Friday
29
Mostly Cloudy
Friday Night
21
Mostly Cloudy
Saturday
33
Mostly Cloudy
Weekly Forecast
This Afternoon
Partly sunny, with a high near 44. West wind around 17 mph, with gusts as high as 39 mph.
Tonight
Partly cloudy, with a low around 31. West wind 7 to 14 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 49. Southwest wind around 6 mph becoming light and variable.
Monday Night
Increasing clouds, with a low around 38. South wind around 8 mph.
Tuesday
Rain. High near 51. South wind 7 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain likely, mainly before 1am. Cloudy, with a low around 46. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain. High near 54. Chance of precipitation is 80%.
Wednesday Night
Mostly cloudy, with a low around 26. Breezy.
Thanksgiving Day
Mostly cloudy, with a high near 30. Breezy.
Thursday Night
Mostly cloudy, with a low around 22.
Friday
Mostly cloudy, with a high near 29.
Friday Night
Mostly cloudy, with a low around 21.
Saturday
Mostly cloudy, with a high near 33.