Petersburg, Alaska | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Friday
    Sunny
    60°
    Forecast night icon
    Night
    Clear
    34°
    Friday 4/19
    Day
    60°
    Sunny
    Forecast day icon
    Night
    34°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Clear. Highs in the upper 50s. East winds around 10 mph.
    Night Details
    Clear. Lows in the mid 30s. East winds around 10 mph.
  • Forecast day icon
    Saturday
    Partly Cloudy
    57°
    Forecast night icon
    Night
    Chance of Rain
    37°
    Saturday 4/20
    Day
    57°
    Partly Cloudy
    Forecast day icon
    Night
    37°
    Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Highs in the mid 50s. East winds around 10 mph.
    Night Details
    Mostly cloudy. Chance of rain. Lows in the lower 40s. Southeast winds around 10 mph.
  • Forecast day icon
    Sunday
    Rain
    50°
    Forecast night icon
    Night
    Chance of Rain
    39°
    Sunday 4/21
    Day
    50°
    Rain
    Forecast day icon
    Night
    39°
    Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Rain likely. Highs around 50. East winds around 10 mph.
    Night Details
    Mostly cloudy. Chance of rain. Lows in the upper 30s.
  • Forecast day icon
    Monday
    Mostly Cloudy
    47°
    Forecast night icon
    Night
    Mostly Cloudy
    39°
    Monday 4/22
    Day
    47°
    Mostly Cloudy
    Forecast day icon
    Night
    39°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Highs in the lower 50s.
    Night Details
    Mostly cloudy. Lows in the upper 30s.
  • Forecast day icon
    Tuesday
    Mostly Cloudy
    52°
    Forecast night icon
    Night
    Mostly Cloudy
    37°
    Tuesday 4/23
    Day
    52°
    Mostly Cloudy
    Forecast day icon
    Night
    37°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Highs in the mid 50s.
    Night Details
    Mostly cloudy. Lows in the upper 30s.
  • Forecast day icon
    Wednesday
    Mostly Cloudy
    54°
    Forecast night icon
    Night
    Partly Cloudy
    38°
    Wednesday 4/24
    Day
    54°
    Mostly Cloudy
    Forecast day icon
    Night
    38°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Highs in the mid 50s.
    Night Details
    Partly cloudy. Lows around 40.
  • Forecast day icon
    Thursday
    Partly Cloudy
    50°
    Forecast night icon
    Night
    30% Chance of Rain
    37°
    Thursday 4/25
    Day
    50°
    Partly Cloudy
    Forecast day icon
    Night
    37°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy. Highs in the mid 50s.
    Night Details
    Mostly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 37F. Dew point will be around 39F with an average humidity of 91%. Winds will be 3 mph from the SE.
  • Forecast day icon
    Friday
    40% Chance of Rain
    50°
    Forecast night icon
    Night
    50% Chance of Rain
    37°
    Friday 4/26
    Day
    50°
    40% Chance of Rain
    Forecast day icon
    Night
    37°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 50F. Dew point will be around 40F with an average humidity of 76%. Winds will be 2 mph from the S.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 37F. Dew point will be around 38F with an average humidity of 90%. Winds will be 3 mph from the SE.
  • Forecast day icon
    Saturday
    60% Chance of Rain
    49°
    Forecast night icon
    Night
    60% Chance of Rain
    36°
    Saturday 4/27
    Day
    49°
    60% Chance of Rain
    Forecast day icon
    Night
    36°
    60% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 55%. High temperature around 49F. Dew point will be around 40F with an average humidity of 78%. Winds will be 3 mph from the SE.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 60%. Low temperature around 36F. Dew point will be around 37F with an average humidity of 89%. Winds will be 3 mph from the S.
  • Forecast day icon
    Sunday
    70% Chance of Rain
    50°
    Forecast night icon
    Night
    60% Chance of Rain
    35°
    Sunday 4/28
    Day
    50°
    70% Chance of Rain
    Forecast day icon
    Night
    35°
    60% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with probable rain. Chance of precipitation 65%. High temperature around 50F. Dew point will be around 39F with an average humidity of 75%. Winds will be 2 mph from the S.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 55%. Low temperature around 35F. Dew point will be around 36F with an average humidity of 88%. Winds will be 2 mph from the S.