Johnstown, Pennsylvania | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
Main Menu
10 Day Forecast
  • Forecast night icon
    Night
    Partly Cloudy
    50°
    Thursday 4/18
    Forecast night icon
    50°
    Partly Cloudy
    Hourly
    Night Details
    Partly cloudy. Lows in the upper 40s. Southeast winds around 5 mph increasing to 10 to 15 mph with gusts up to 25 mph.
  • Forecast day icon
    Friday
    Thunderstorms
    60°
    Forecast night icon
    Night
    70% Chance Rain Showers
    44°
    Friday 4/19
    Day
    60°
    Thunderstorms
    Forecast day icon
    Night
    44°
    70% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Showers likely in the morning then showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 60s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 90 percent.
    Night Details
    Mostly cloudy with showers likely in the evening then partly cloudy after midnight. Lows in the upper 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent.
  • Forecast day icon
    Saturday
    Partly Sunny
    53°
    Forecast night icon
    Night
    Mostly Clear
    36°
    Saturday 4/20
    Day
    53°
    Partly Sunny
    Forecast day icon
    Night
    36°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny in the morning then becoming partly sunny. Highs in the mid 50s. West winds 15 to 20 mph with gusts up to 35 mph.
    Night Details
    Mostly clear. Widespread frost after midnight. Lows in the lower 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph becoming west 5 to 10 mph with gusts up to 20 mph after midnight.
  • Forecast day icon
    Sunday
    Partly Sunny
    50°
    Forecast night icon
    Night
    Mostly Clear
    37°
    Sunday 4/21
    Day
    50°
    Partly Sunny
    Forecast day icon
    Night
    37°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the lower 50s.
    Night Details
    Mostly clear. Widespread frost after midnight. Lows in the lower 30s.
  • Forecast day icon
    Monday
    Sunny
    56°
    Forecast night icon
    Night
    Mostly Clear
    40°
    Monday 4/22
    Day
    56°
    Sunny
    Forecast day icon
    Night
    40°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Areas of frost in the morning. Sunny. Highs in the upper 50s.
    Night Details
    Mostly clear. Lows in the upper 30s.
  • Forecast day icon
    Tuesday
    40% Chance Rain Showers
    63°
    Forecast night icon
    Night
    80% Chance Rain Showers
    46°
    Tuesday 4/23
    Day
    63°
    40% Chance Rain Showers
    Forecast day icon
    Night
    46°
    80% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. A chance of showers in the afternoon. Highs in the lower 60s. Chance of rain 40 percent.
    Night Details
    Showers mainly in the evening. Lows in the mid 40s. Chance of rain 80 percent.
  • Forecast day icon
    Wednesday
    60% Chance Rain Showers
    49°
    Forecast night icon
    Night
    Partly Cloudy
    35°
    Wednesday 4/24
    Day
    49°
    60% Chance Rain Showers
    Forecast day icon
    Night
    35°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Showers likely mainly in the morning. Highs in the mid 50s. Chance of rain 60 percent.
    Night Details
    Partly cloudy in the evening then becoming mostly clear. Cooler with lows in the lower 30s.
  • Forecast day icon
    Thursday
    Sunny
    57°
    Forecast night icon
    Night
    Clear
    39°
    Thursday 4/25
    Day
    57°
    Sunny
    Forecast day icon
    Night
    39°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the mid 50s.
    Night Details
    Clear. Low temperature around 39F. Dew point will be around 25F with an average humidity of 48%. Winds will be 2 mph from the NW.
  • Forecast day icon
    Friday
    Mostly Sunny
    57°
    Forecast night icon
    Night
    40% Chance of Rain
    46°
    Friday 4/26
    Day
    57°
    Mostly Sunny
    Forecast day icon
    Night
    46°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 57F. Dew point will be around 30F with an average humidity of 47%. Winds will be 2 mph from the SE.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 46F. Dew point will be around 33F with an average humidity of 55%. Winds will be 3 mph from the SE.
  • Forecast day icon
    Saturday
    60% Chance of Rain
    58°
    Forecast night icon
    Night
    50% Chance of Rain
    52°
    Saturday 4/27
    Day
    58°
    60% Chance of Rain
    Forecast day icon
    Night
    52°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 60%. High temperature around 58F. Dew point will be around 41F with an average humidity of 63%. Winds will be 3 mph from the S.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 52F. Dew point will be around 42F with an average humidity of 64%. Winds will be 3 mph from the S.