Petersburg, Alaska | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Rain Showers
    43°
    Sunday 5/19
    Forecast night icon
    43°
    Rain Showers
    Hourly
    Night Details
    Rain early in the evening then widespread rain showers. Lows around 40. Southeast winds 10 to 15 mph.
  • Forecast day icon
    Monday
    Scattered Showers
    46°
    Forecast night icon
    Night
    Rain Showers
    42°
    Monday 5/20
    Day
    46°
    Scattered Showers
    Forecast day icon
    Night
    42°
    Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Scattered rain showers. Highs in the lower 50s. South winds around 10 mph.
    Night Details
    Mostly cloudy. Scattered rain showers. Patchy fog late. Lows in the lower 40s. Light winds.
  • Forecast day icon
    Tuesday
    Chance of Rain Showers
    55°
    Forecast night icon
    Night
    Mostly Clear
    41°
    Tuesday 5/21
    Day
    55°
    Chance of Rain Showers
    Forecast day icon
    Night
    41°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Decreasing clouds. Isolated rain showers in the morning. Highs in the upper 50s. Northwest winds around 10 mph.
    Night Details
    Mostly clear. Lows in the mid 40s. West winds around 10 mph.
  • Forecast day icon
    Wednesday
    Chance of Rain
    60°
    Forecast night icon
    Night
    Chance of Rain
    47°
    Wednesday 5/22
    Day
    60°
    Chance of Rain
    Forecast day icon
    Night
    47°
    Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Chance of rain. Highs in the lower 60s.
    Night Details
    Mostly cloudy. Chance of rain. Lows in the mid 40s.
  • Forecast day icon
    Thursday
    Rain
    51°
    Forecast night icon
    Night
    Rain Showers
    42°
    Thursday 5/23
    Day
    51°
    Rain
    Forecast day icon
    Night
    42°
    Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Rain likely. Highs in the upper 50s.
    Night Details
    Mostly cloudy. Scattered rain showers. Lows in the mid 40s.
  • Forecast day icon
    Friday
    Partly Cloudy
    55°
    Forecast night icon
    Night
    Partly Cloudy
    43°
    Friday 5/24
    Day
    55°
    Partly Cloudy
    Forecast day icon
    Night
    43°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Highs in the lower 60s.
    Night Details
    Partly cloudy. Lows in the mid 40s.
  • Forecast day icon
    Saturday
    Chance of Rain
    57°
    Forecast night icon
    Night
    Chance of Rain
    44°
    Saturday 5/25
    Day
    57°
    Chance of Rain
    Forecast day icon
    Night
    44°
    Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Chance of rain. Highs in the lower 60s.
    Night Details
    Mostly cloudy. Chance of rain. Lows in the mid 40s.
  • Forecast day icon
    Sunday
    Chance of Rain
    54°
    Forecast night icon
    Night
    70% Chance of Rain
    45°
    Sunday 5/26
    Day
    54°
    Chance of Rain
    Forecast day icon
    Night
    45°
    70% Chance of Rain
    Forecast night icon
    Day Details
    Mostly cloudy. Chance of rain. Highs in the lower 60s.
    Night Details
    Cloudy with probable rain. Chance of precipitation 65%. Low temperature around 45F. Dew point will be around 45F with an average humidity of 91%. Winds will be 2 mph from the E.
  • Forecast day icon
    Monday
    80% Chance of Rain
    56°
    Forecast night icon
    Night
    60% Chance of Rain
    46°
    Monday 5/27
    Day
    56°
    80% Chance of Rain
    Forecast day icon
    Night
    46°
    60% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with probable rain. Chance of precipitation 75%. High temperature around 56F. Dew point will be around 46F 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 46F. Dew point will be around 45F with an average humidity of 90%. Winds will be 1 mph from the S.
  • Forecast day icon
    Tuesday
    60% Chance of Rain
    58°
    Forecast night icon
    Night
    60% Chance of Rain
    46°
    Tuesday 5/28
    Day
    58°
    60% Chance of Rain
    Forecast day icon
    Night
    46°
    60% 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 46F with an average humidity of 74%. Winds will be 2 mph from the E.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 55%. Low temperature around 46F. Dew point will be around 46F with an average humidity of 87%. Winds will be 1 mph from the N.