Sarnia, Ontario, CA | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Clear
    32°
    Wednesday 4/24
    Forecast night icon
    32°
    Clear
    Hourly
    Night Details
    Clear. Low temperature around 32F. Dew point will be around 25F with an average humidity of 71%. Winds will be 11 mph from the N.
  • Forecast day icon
    Thursday
    Mostly Sunny
    50°
    Forecast night icon
    Night
    Clear
    38°
    Thursday 4/25
    Day
    50°
    Mostly Sunny
    Forecast day icon
    Night
    38°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. High temperature around 50F. Dew point will be around 26F with an average humidity of 63%. Winds will be 5 mph from the NE.
    Night Details
    Clear. Low temperature around 38F. Dew point will be around 28F with an average humidity of 80%. Winds will be 5 mph from the NE.
  • Forecast day icon
    Friday
    Sunny
    60°
    Forecast night icon
    Night
    80% Chance of Rain
    56°
    Friday 4/26
    Day
    60°
    Sunny
    Forecast day icon
    Night
    56°
    80% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Sunny. High temperature around 60F. Dew point will be around 30F with an average humidity of 57%. Winds will be 10 mph from the SE.
    Night Details
    Mostly cloudy with probable rain. Chance of precipitation 80%. Low temperature around 56F. Dew point will be around 41F with an average humidity of 74%. Winds will be 14 mph from the SE.
  • Forecast day icon
    Saturday
    70% Chance of Rain
    71°
    Forecast night icon
    Night
    30% Chance of Rain
    63°
    Saturday 4/27
    Day
    71°
    70% Chance of Rain
    Forecast day icon
    Night
    63°
    30% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 70% chance for rain and thunderstorms. High temperature around 71F. Dew point will be around 52F with an average humidity of 71%. Winds will be 17 mph from the S.
    Night Details
    Partly cloudy with a 30% chance for rain and thunderstorms. Low temperature around 63F. Dew point will be around 57F with an average humidity of 71%. Winds will be 13 mph from the S.
  • Forecast day icon
    Sunday
    80% Chance of Rain
    76°
    Forecast night icon
    Night
    60% Chance of Rain
    64°
    Sunday 4/28
    Day
    76°
    80% Chance of Rain
    Forecast day icon
    Night
    64°
    60% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with a 75% chance for rain and thunderstorms. High temperature around 76F. Dew point will be around 58F with an average humidity of 66%. Winds will be 13 mph from the SW.
    Night Details
    Mostly cloudy with a 55% chance for rain and thunderstorms. Low temperature around 64F. Dew point will be around 58F with an average humidity of 69%. Winds will be 8 mph from the S.
  • Forecast day icon
    Monday
    60% Chance of Rain
    76°
    Forecast night icon
    Night
    60% Chance of Rain
    62°
    Monday 4/29
    Day
    76°
    60% Chance of Rain
    Forecast day icon
    Night
    62°
    60% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with a 55% chance for rain and thunderstorms. High temperature around 76F. Dew point will be around 57F with an average humidity of 63%. Winds will be 13 mph from the S.
    Night Details
    Cloudy with a 60% chance for rain and thunderstorms. Low temperature around 62F. Dew point will be around 59F with an average humidity of 78%. Winds will be 10 mph from the SW.
  • Forecast day icon
    Tuesday
    40% Chance of Rain
    62°
    Forecast night icon
    Night
    Mostly Clear
    53°
    Tuesday 4/30
    Day
    62°
    40% Chance of Rain
    Forecast day icon
    Night
    53°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 62F. Dew point will be around 52F with an average humidity of 73%. Winds will be 11 mph from the W.
    Night Details
    Mostly clear. Low temperature around 53F. Dew point will be around 46F with an average humidity of 66%. Winds will be 7 mph from the W.
  • Forecast day icon
    Wednesday
    Sunny
    69°
    Forecast night icon
    Night
    Clear
    56°
    Wednesday 5/1
    Day
    69°
    Sunny
    Forecast day icon
    Night
    56°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. High temperature around 69F. Dew point will be around 48F with an average humidity of 59%. Winds will be 5 mph from the NW.
    Night Details
    Clear. Low temperature around 56F. Dew point will be around 47F with an average humidity of 61%. Winds will be 2 mph from the NW.
  • Forecast day icon
    Thursday
    Sunny
    67°
    Forecast night icon
    Night
    Mostly Clear
    54°
    Thursday 5/2
    Day
    67°
    Sunny
    Forecast day icon
    Night
    54°
    Mostly Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 67F. Dew point will be around 48F with an average humidity of 60%. Winds will be 4 mph from the NW.
    Night Details
    Mostly clear. Low temperature around 54F. Dew point will be around 47F with an average humidity of 66%. Winds will be 5 mph from the N.
  • Forecast day icon
    Friday
    Sunny
    62°
    Forecast night icon
    Night
    Clear
    52°
    Friday 5/3
    Day
    62°
    Sunny
    Forecast day icon
    Night
    52°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 62F. Dew point will be around 44F with an average humidity of 60%. Winds will be 7 mph from the N.
    Night Details
    Clear. Low temperature around 52F. Dew point will be around 42F with an average humidity of 63%. Winds will be 6 mph from the NE.