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
| 22 February 2026 Sun -1.1 ° C ( 30°F )  Mist |
Feels Like : -2.1 ° C / 28.3°F Humidity : % 100 Pressure : 1014 mb Wind Speed : 3.6 kmph / 2.2 miles from SE 
Visibility : 6.4 km Precipitation (rainfall) : 0.23 mm Cloud (%) : 100 |
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 |
|---|---|---|---|---|---|---|---|
| 22 February 2026 Sun |  Light snow |
-2.5 ° C | -0.5 ° C | -1.2 ° C | % 95 | 19.8 km/h | 65% |
| 23 February 2026 Mon |  Moderate snow |
-9.3 ° C | -1.4 ° C | -3.8 ° C | % 89 | 26.6 km/h | 62% |
| 24 February 2026 Tue |  Overcast |
-11.7 ° C | -2.9 ° C | -7.3 ° C | % 73 | 24.8 km/h | 0% |
| 25 February 2026 Wed |  Heavy snow |
-4 ° C | 2.2 ° C | -0.3 ° C | % 95 | 29.5 km/h | 84% |
| 26 February 2026 Thu |  Moderate or heavy snow showers |
-8.5 ° C | 0.2 ° C | -4.1 ° C | % 91 | 24.8 km/h | 84% |
| 27 February 2026 Fri | Heavy snow |
-5.1 ° C | -1.5 ° C | -3.2 ° C | % 95 | 24.8 km/h | 85% |
| 28 February 2026 Sat |  Cloudy |
-9.5 ° C | 1.6 ° C | -2.6 ° C | % 97 | 10.1 km/h | 0% |
| 01 March 2026 Sun | Light snow |
-9.7 ° C | -1.7 ° C | -2.7 ° C | % 88 | 24.5 km/h | 79% |
| 02 March 2026 Mon | Overcast |
-12.9 ° C | -3.7 ° C | -7.9 ° C | % 87 | 13.3 km/h | 0% |
| 03 March 2026 Tue |  Light freezing rain |
-5.7 ° C | 3.4 ° C | 0.6 ° C | % 97 | 30.2 km/h | 89% |
| 04 March 2026 Wed | Moderate or heavy snow showers |
-4.1 ° C | -1.8 ° C | -1.8 ° C | % 90 | 17.3 km/h | 83% |
| 05 March 2026 Thu | Overcast |
-3.9 ° C | 5 ° C | -0.7 ° C | % 90 | 13 km/h | 0% |
| 06 March 2026 Fri |  Freezing fog |
-2.8 ° C | 2.8 ° C | 0.5 ° C | % 93 | 27 km/h | 89% |
| 07 March 2026 Sat |  Patchy rain nearby |
4.7 ° C | 17 ° C | 11.3 ° C | % 87 | 32.4 km/h | 88% |
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