Search
61°F°C
H80° L61°
16°C°F
H27° L16°
  • Mostly Cloudy 
  • 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--
  • | Ontario 
  • | Set default

Ancaster

    • Tonight
    • Isolated Thunderstorms 
    • High80°
    • High27°
    • Low61°
    • Low16°
    • Tomorrow
    • Scattered Thunderstorms 
    • High76°
    • High24°
    • Low60°
    • Low16°
    • Thursday
    • PM Thundershowers 
    • High63°
    • High17°
    • Low44°
    • Low
    • Friday
    • AM Clouds/PM Sun 
    • High54°
    • High12°
    • Low41°
    • Low
    • Saturday
    • Partly Cloudy 
    • High56°
    • High13°
    • Low41°
    • Low

 
  • Tonight: Partly cloudy with isolated thunderstorms possible. Low 61F. Winds light and variable. Chance of rain 30%.
  • Tomorrow: Partly to mostly cloudy with a chance of thunderstorms. A few storms may be severe. High 76F. Winds SSW at 5 to 10 mph. Chance of rain 50%.
  • Tomorrow night: Thunderstorms likely in the evening. Then the chance of scattered thunderstorms later on. A few storms may be severe. Low near 60F. Winds SW at 5 to 10 mph. Chance of rain 80%.
  • Thursday: Mostly cloudy with showers and a possible thunderstorm in the afternoon. High 63F. Winds WNW at 5 to 10 mph. Chance of rain 60%.
  • Friday: Afternoon thundershowers. Highs in the low 60s and lows in the mid 40s.
  • Saturday: Clouds giving way to sun . Highs in the mid 50s and lows in the low 40s.
      • Sunrise
      • 05:48
      •  
      • Sunset
      • 20:42
      •  
      • Feels Like
      • 61°F16°C
      •  
      • Humidity
      • 94%
      •  
      • Visibility
      • --
      •  
      • Dewpoint
      • 59
      •  
      • UV Index
      • --
      •  
      • Wind
      • S
      • 3 mph4.83 km/h
      • UV Description
      • Low
      •  
      • Barometer
      • 29.771,008.13
      • inmb and falling
    PrecipitationTemperature
    Temperature data not available now
    Temperature data not available now
    Precipitation data not available now
    Precipitation data not available now
    27.3,29.1,38.7,52.3,65.3,74.3,79.5,77.5,69.3,57,45,32.9,
    -3,-2,3,11,18,23,26,25,21,14,7,0,
    14,14.4,23.7,34.2,44.6,54,59.2,57.9,50.9,40.5,31.6,19.9,
    -10,-10,-5,1,7,12,15,14,10,4,-1,-7,
    2.4,2.1,2.9,2.9,2.8,3.1,3.2,3.3,3.3,2.6,3.2,3.3,
    6.1,5.33,7.37,7.37,7.11,7.87,8.13,8.38,8.38,6.6,8.13,8.38,
    Go
    Go

    Ancaster Weather Forecasts

     | Last Updated 01:58 EDT
     
      Locations you search on will be displayed here for quick access
     

    Featured Forecasts at The Weather Channel®

    Weather News

    More News »
     

    More From The Weather Channel®