Cambria County Airport (JST) 15 Day Weather Forecast, Johnstown United States
Current weather conditions and 15 day weather forecast for Cambria County Airport in Johnstown, United States including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at JST
| 04 April 2026 Sat 21.1 ° C ( 70°F )  Partly cloudy |
Feels Like : 21.1 ° C / 70°F Humidity : % 57 Pressure : 1021 mb Wind Speed : 17.3 kmph / 10.7 miles from WSW 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 50 |
15-day weather forecast for Cambria County Airport, Johnstown, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 03 April 2026 Fri |  Sunny |
9.9 ° C | 23.8 ° C | 16.5 ° C | % 78 | 23.4 km/h | 0% |
| 04 April 2026 Sat |  Patchy rain nearby |
13.5 ° C | 23.7 ° C | 18.8 ° C | % 76 | 15.5 km/h | 88% |
| 05 April 2026 Sun |  Moderate rain |
5.1 ° C | 13.4 ° C | 11.1 ° C | % 79 | 27.7 km/h | 87% |
| 06 April 2026 Mon |  Overcast |
1.3 ° C | 7.3 ° C | 3.9 ° C | % 77 | 29.2 km/h | 0% |
| 07 April 2026 Tue |  Patchy moderate snow |
-5.4 ° C | 1.1 ° C | -1.8 ° C | % 64 | 25.9 km/h | 71% |
| 08 April 2026 Wed | Sunny |
-6.1 ° C | 8.2 ° C | -2 ° C | % 55 | 20.9 km/h | 0% |
| 09 April 2026 Thu | Sunny |
-1.6 ° C | 16.7 ° C | 7.1 ° C | % 65 | 15.1 km/h | 0% |
| 10 April 2026 Fri | Overcast |
6.1 ° C | 12.2 ° C | 9 ° C | % 84 | 9 km/h | 0% |
| 11 April 2026 Sat | Patchy rain nearby |
6.1 ° C | 14.7 ° C | 9.5 ° C | % 85 | 19.4 km/h | 62% |
| 12 April 2026 Sun |  Mist |
5.4 ° C | 17.9 ° C | 10.9 ° C | % 84 | 15.5 km/h | 0% |
| 13 April 2026 Mon | Partly Cloudy |
13.3 ° C | 19.8 ° C | 16 ° C | % 71 | 13.3 km/h | 0% |
| 14 April 2026 Tue | Patchy rain nearby |
15.2 ° C | 22 ° C | 18.2 ° C | % 73 | 24.5 km/h | 81% |
| 15 April 2026 Wed | Patchy rain nearby |
16 ° C | 16.7 ° C | 16.5 ° C | % 92 | 19.1 km/h | 88% |
| 16 April 2026 Thu | Patchy rain nearby |
2.2 ° C | 17.4 ° C | 12.1 ° C | % 89 | 29.5 km/h | 89% |
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