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Harrisburg, Ontario

81°F
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81°
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Harrisburg, Ontario Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Winter Center
Today Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities
Monday, May 18

Day

5/18
87°Hi
RealFeel® 87°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
RealFeel Shade™ 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
Partly sunny, windy and very warm
alerts

Yellow Warning - Heat

12:00 PM Monday - 11:00 PM Tuesday

Max UV Index9.0 (Very High)

AccuLumen Brightness Index™9 (Very Bright)

WindSW 17 mph

Wind Gusts31 mph

Probability of Precipitation1%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover20%

Morning

Afternoon

Night

5/18
66°Lo
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
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Increasing clouds with a stray thunderstorm, warm; breezy this evening
alerts

Yellow Warning - Heat

12:00 PM Monday - 11:00 PM Tuesday

WindSW 14 mph

Wind Gusts27 mph

Probability of Precipitation55%

Probability of Thunderstorms33%

Precipitation0.08 in

Rain0.08 in

Hours of Precipitation1

Hours of Rain1

Cloud Cover66%

Evening

Overnight

Sun & Moon

14 hrs 47 mins
Rise 5:54 AM
Set 8:41 PM
Waxing Crescent
Rise 6:55 AM
Set 11:37 PM

Temperature History

5/18
High
Low
Forecast
87°
66°
Average
66°
45°
Last Year
63°
46°
Record
90°
1962
31°
2009

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World North America Canada Ontario Harrisburg

Weather Near Harrisburg:

  • Brampton, Ontario
  • Mississauga Valley, Ontario
  • Toronto, Ontario
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