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CanadaOntarioMarkham

Markham, ON Weather

Current weather

1:00 PM
62°F
Cloudy
High 66° · Low 52° · 40%
Wind
E 13 mph
Wind gusts
22 mph
Humidity
62%
Air quality (AQHI)
1.1 · Low risk
UV index
6 · Moderate
More details
Dew point
49°F
Pressure
30.18 inHg
Visibility
6 mi
Sunrise
7:01 AM
Sunset
7:20 PM
Daylight
12 h 19 min
Observed at Toronto City Centre Airport, 1:00 PM EDT · Environment and Climate Change Canada

Hourly forecast

Hourly →
  • Now59°15%
  • 2 PM64°0%
  • 3 PM64°0%
  • 4 PM66°0%
  • 5 PM66°0%
  • 6 PM64°0%
  • 7 PM63°0%
  • 8 PM61°0%
  • 9 PM59°20%
  • 10 PM59°20%
  • 11 PM57°20%
  • Sun
  • 12 AM55°20%
  • 1 AM55°20%
  • 2 AM54°20%
  • 3 AM54°40%
  • 4 AM52°40%
  • 5 AM52°40%
  • 6 AM54°40%
  • 7 AM54°40%
  • 8 AM55°40%
  • 9 AM57°40%
  • 10 AM57°20%
  • 11 AM59°20%
  • 12 PM61°20%

14-day forecast

Full 14-day →
TodaySep 1966°52°Mainly cloudyChance of showers40%

Day

Mainly cloudy. Wind east 20 km/h gusting to 40. High 19. UV index 6 or high.

Wind
E 12 mph
Wind gusts
25 mph
Precipitation
40% · 0 in
UV index (max)
6 High
Air quality (AQHI)
2 · Low risk

Night

Mainly cloudy. 40 percent chance of showers overnight. Low 11.

Low
52°
Wind
E 9 mph
Precipitation
40%
Sunrise7:01 AM
Sunset7:20 PM
Daylight12 h 19 min
Normal66° / 48°
SunSep 2068°48°Chance of showersClear40%

Day

A mix of sun and cloud with 40 percent chance of showers in the morning. Clearing in the morning. Wind becoming northeast 20 km/h gusting to 40 near noon. High 20. UV index 6 or high.

Wind
NE 12 mph
Wind gusts
25 mph
Precipitation
40% · 0.04 in
UV index (max)
6 High
Air quality (AQHI)
2 · Low risk

Night

Clear. Low 9.

Low
48°
Sunrise7:02 AM
Sunset7:18 PM
Daylight12 h 16 min
MonSep 2164°48°A mix of sun and cloudCloudy11%

Day

A mix of sun and cloud. High 18.

Precipitation
11% · 0 in
UV index (max)
5 Moderate

Night

Cloudy. Low 9.

Low
48°
Sunrise7:03 AM
Sunset7:16 PM
Daylight12 h 13 min
TueSep 2263°48°A mix of sun and cloudChance of showers40%

Day

A mix of sun and cloud. High 17.

Precipitation
40% · 0 in
UV index (max)
5 Moderate

Night

Cloudy periods with 40 percent chance of showers. Low 9.

Low
48°
Precipitation
40%
Sunrise7:04 AM
Sunset7:14 PM
Daylight12 h 10 min
WedSep 2366°46°Chance of showersCloudy periods40%

Day

A mix of sun and cloud with 40 percent chance of showers. High 19.

Precipitation
40% · 0.48 in
UV index (max)
5 Moderate

Night

Cloudy periods. Low 8.

Low
46°
Sunrise7:05 AM
Sunset7:12 PM
Daylight12 h 7 min
ThuSep 2463°48°A mix of sun and cloudCloudy periods93%

Day

A mix of sun and cloud. High 17.

Precipitation
93% · 0.61 in
UV index (max)
3 Moderate

Night

Cloudy periods. Low 9.

Low
48°
Sunrise7:06 AM
Sunset7:11 PM
Daylight12 h 4 min
FriSep 2564°50°A mix of sun and cloud5%

Day

A mix of sun and cloud. High 18.

Precipitation
5% · 0 in
UV index (max)
5 Moderate

Night

Low 50.

Low
50°
Sunrise7:08 AM
Sunset7:09 PM
Daylight12 h 1 min
Days 8–14 · trend, lower confidence
SatSep 2664°55°SunnyNight low 55°2%

Day

Sunny. High 64.

Wind
N 6 mph
Wind gusts
12 mph
Precipitation
2% · 0 in
UV index (max)
5 Moderate

Night

Low 55.

Low
55°
Sunrise7:09 AM
Sunset7:07 PM
Daylight11 h 58 min
SourceExtended outlook
SunSep 2764°56°SunnyNight low 56°5%

Day

Sunny. High 64.

Wind
SE 6 mph
Wind gusts
18 mph
Precipitation
5% · 0 in
UV index (max)
5 Moderate

Night

Low 56.

Low
56°
Sunrise7:10 AM
Sunset7:05 PM
Daylight11 h 55 min
SourceExtended outlook
MonSep 2865°56°SunnyNight low 56°4%

Day

Sunny. High 65.

Wind
S 6 mph
Wind gusts
15 mph
Precipitation
4% · 0 in
UV index (max)
5 Moderate

Night

Low 56.

Low
56°
Sunrise7:11 AM
Sunset7:03 PM
Daylight11 h 52 min
SourceExtended outlook
TueSep 2964°57°Mostly cloudyNight low 57°11%

Day

Mostly cloudy. High 64.

Wind
SE 6 mph
Wind gusts
17 mph
Precipitation
11% · 0 in
UV index (max)
4 Moderate

Night

Low 57.

Low
57°
Sunrise7:12 AM
Sunset7:01 PM
Daylight11 h 49 min
SourceExtended outlook
WedSep 3061°56°Mostly cloudyNight low 56°17%

Day

Mostly cloudy. High 61.

Wind
E 12 mph
Wind gusts
23 mph
Precipitation
17% · 0 in
UV index (max)
4 Moderate

Night

Low 56.

Low
56°
Sunrise7:13 AM
Sunset7:00 PM
Daylight11 h 46 min
SourceExtended outlook
ThuOct 163°57°ShowersNight low 57°71%

Day

Showers. High 63.

Wind
E 12 mph
Wind gusts
23 mph
Precipitation
71% · 0.08 in
UV index (max)
4 Moderate

Night

Low 57.

Low
57°
Sunrise7:14 AM
Sunset6:58 PM
Daylight11 h 43 min
SourceExtended outlook
FriOct 259°57°ShowersNight low 57°76%

Day

Showers. High 59.

Wind
E 9 mph
Wind gusts
18 mph
Precipitation
76% · 0.10 in
UV index (max)
4 Moderate

Night

Low 57.

Low
57°
Sunrise7:16 AM
Sunset6:56 PM
Daylight11 h 40 min
SourceExtended outlook
Sunrise7:01 AM
Sunset7:20 PM
Daylight12 h 19 min
MoonFirst Quarter58% lit · rise 3:55 PM

Pollen today · Markham

TreesNonenone in the air
GrassModerate6 grains/m³
WeedsHigh109 grains/m³ · Ragweed
Sun: weeds high · Mon: weeds high · Tue: weeds high
Model estimate from WeatherAPI.com — pollen grains per m³ of air; levels on the National Allergy Bureau scale.

Climate · monthly normals

Full climate →
MonthJanFebMarAprMayJunJulAugSepOctNovDec
High29°30°40°54°66°76°81°79°71°57°45°34°
Low14°14°22°34°44°55°59°58°50°38°30°20°
Precip2.44 in1.97 in2.09 in2.91 in3.15 in3.27 in3.11 in2.99 in3.23 in2.68 in3.15 in2.60 in
ECCC

Activities today

Derived from the forecast
Laundry dayFairLine-drying weather
GrillingGreatFire up the grill
RunningFairLace up outside
PatioFairDinner outdoors
Forecast: Environment and Climate Change Canada (Vaughan - Richmond Hill - Markham), issued 11:00 AM · Days 8–14: WeatherAPI.com · weather.gc.ca · 43.8668°N, 79.2663°W · Elevation 551 ft · Population 338,503 · Time zone America/Toronto