Johnstown Cambria County Airport (JST) Weather 11/04/2025
Overnight
40
Clear
Tuesday
60
Sunny then Chance Showers
Tuesday Night
41
Chance Showers
Wednesday
47
Chance Showers
Wednesday Night
39
Chance Showers
Thursday
48
Chance Showers
Thursday Night
36
Chance Showers
Friday
47
Partly Sunny
Friday Night
35
Partly Cloudy then Areas Frost
Saturday
51
Areas Frost then Partly Sunny
Saturday Night
37
Partly Cloudy
Sunday
53
Partly Sunny
Sunday Night
40
Partly Cloudy then Chance Showers
Weekly Forecast
Overnight
Clear, with a low around 40. Southwest wind around 7 mph.
Tuesday
A chance of showers between noon and 4pm. Increasing clouds, with a high near 60. Southwest wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Tuesday Night
A chance of showers, mainly after midnight. Mostly cloudy, with a low around 41. Southwest wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A slight chance of showers before 7am, then a chance of showers after 8am. Mostly cloudy, with a high near 47. West wind 13 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 39. West wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Thursday
A chance of showers. Partly sunny, with a high near 48. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 47.
Friday Night
Areas of frost after 3am. Otherwise, partly cloudy, with a low around 35.
Saturday
Areas of frost before 9am. Otherwise, partly sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Partly sunny, with a high near 53.
Sunday Night
A chance of showers. Partly cloudy, with a low around 40. Chance of precipitation is 30%.