5-day weather forecast for Johnstown, Pennsylvania

Weather changeability for Johnstown, Pennsylvania

Temperature Last Month Last Year
Average change in high temperature day-to-day 7.0° 6.4°
Average change in low temperature day-to-day 7.1° 7.2°
Precipitation Last Month Last Year
Chance of dry day after a precip day 63% 53%
Chance of precip day after a dry day 24% 36%

Weather forecast accuracy for Johnstown, Pennsylvania

Last Month
The Weather Channel   87.50%
Weather Underground   87.50%
MeteoGroup   85.28%
AccuWeather   80.28%
Dark Sky (forecast.io)   78.89%
Foreca   78.61%
NWS Digital Forecast   74.72%
World Weather Online   59.76%
Persistence   40.80%
Last Year
Weather Underground   77.00%
The Weather Channel   76.36%
Foreca   75.30%
AccuWeather   74.27%
NWS Digital Forecast   68.15%
Dark Sky (forecast.io)   68.11%
MeteoGroup   66.39%
World Weather Online   62.49%
Persistence   40.95%

ForecastAdvisor Fact

76.7% of Dark Sky (forecast.io)'s high temperature forecasts for Johnstown were within 3 degrees of actual temperatures last month.