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Markham, Ontario

87°F
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Markham

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87°
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Markham, Ontario Weather
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Today

Hourly

 Daily Radar MinuteCast Monthly Air Quality Health & Activities

4 PM

86°
RealFeel® 89°
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
rain drop 51%
Chevron down
Partly sunny w/ t-storms
alerts

Heat Warning

11:29 AM Friday - 6:00 AM Thursday

RealFeel Shade™83°

WindSSE 8 mph

Air QualityPoor

Max UV Index5 (Moderate)

Wind Gusts16 mph

Humidity55%

Indoor Humidity55% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover41%

Rain0.04 in

Visibility6 mi

Cloud Ceiling30000 ft

5 PM

85°
RealFeel® 88°
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
rain drop 18%
Chevron down
Mostly sunny
alerts

Heat Warning

11:29 AM Friday - 6:00 AM Thursday

RealFeel Shade™84°

WindSSE 8 mph

Air QualityPoor

Max UV Index3 (Moderate)

Wind Gusts18 mph

Humidity54%

Indoor Humidity54% (Humid)

Dew Point66° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

84°
RealFeel® 86°
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
rain drop 14%
Chevron down
Mostly sunny
alerts

Heat Warning

11:29 AM Friday - 6:00 AM Thursday

RealFeel Shade™83°

WindSSE 7 mph

Air QualityPoor

Max UV Index2 (Low)

Wind Gusts17 mph

Humidity56%

Indoor Humidity56% (Humid)

Dew Point66° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

82°
RealFeel® 84°
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
rain drop 18%
Chevron down
Mostly sunny
alerts

Heat Warning

11:29 AM Friday - 6:00 AM Thursday

RealFeel Shade™82°

WindSSE 7 mph

Air QualityPoor

Max UV Index1 (Low)

Wind Gusts16 mph

Humidity60%

Indoor Humidity60% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

83°
RealFeel® 84°
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
rain drop 32%
Chevron down
Partly sunny
alerts

Heat Warning

11:29 AM Friday - 6:00 AM Thursday

RealFeel Shade™84°

WindSSE 6 mph

Air QualityPoor

Max UV Index0 (Low)

Wind Gusts15 mph

Humidity56%

Indoor Humidity56% (Humid)

Dew Point66° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover36%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

80°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 32%
Chevron down
Partly sunny
alerts

Heat Warning

11:29 AM Friday - 6:00 AM Thursday

RealFeel Shade™81°

WindSE 6 mph

Air QualityPoor

Max UV Index0 (Low)

Wind Gusts14 mph

Humidity64%

Indoor Humidity64% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

77°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 36%
Chevron down
Partly cloudy
alerts

Heat Warning

11:29 AM Friday - 6:00 AM Thursday

WindESE 6 mph

Air QualityPoor

Wind Gusts13 mph

Humidity72%

Indoor Humidity72% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

75°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 43%
Chevron down
Partly cloudy
alerts

Heat Warning

11:29 AM Friday - 6:00 AM Thursday

WindESE 6 mph

Air QualityPoor

Wind Gusts13 mph

Humidity77%

Indoor Humidity77% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

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Weather Near Markham:

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