Toronto 60° Montréal 61° Vancouver 47° Calgary 40° Edmonton 43° Ottawa 56° Winnipeg 54° Québec 51° Halifax 52° Victoria 47°
Canada › Ontario › Thornhill

Thornhill, ON Weather

Current weather

8:00 PM
57°F
Feels like 30°
Overcast
High 65° · Low 50° · 40%
Wind
SE 2 mph
Wind gusts
18 mph
Humidity
71%
Air quality (AQHI)
3.5 · Moderate risk
UV index
0 · Low
More details
Dew point
47°F
Pressure
30.21 inHg ↗ rising
Visibility
6 mi
Sunrise
6:55 AM
Sunset
5:07 PM
Daylight
10 h 12 min
Observed at King City North, 8:00 PM EST · Environment and Climate Change Canada

Hourly forecast

Hourly →
  • Now55°20%
  • 10 PM55°40%
  • 11 PM54°40%
  • Tue
  • 12 AM52°40%
  • 1 AM50°40%
  • 2 AM50°40%
  • 3 AM50°40%
  • 4 AM50°40%
  • 5 AM50°40%
  • 6 AM52°40%
  • 7 AM52°40%
  • 8 AM54°40%
  • 9 AM55°40%
  • 10 AM57°40%
  • 11 AM61°40%
  • 12 PM63°20%
  • 1 PM66°20%
  • 2 PM66°20%
  • 3 PM68°20%
  • 4 PM68°20%
  • 5 PM66°20%
  • 6 PM64°0%
  • 7 PM63°0%
  • 8 PM63°0%

14-day forecast

Full 14-day →
TonightNov 265°50°Partly cloudyChance of showers40%

Day

Wind
S 3 mph
Wind gusts
19 mph
Precipitation
40% · 0 in
UV index (max)
2 Low
Air quality (AQHI)
4 · Moderate risk

Night

Cloudy. 40 percent chance of showers late this evening and overnight. Low 10.

Low
50°
Wind
Variable 3 mph
Precipitation
40%
Sunrise6:55 AM
Sunset5:07 PM
Daylight10 h 12 min
Normal46° / 34°
TueNov 368°52°Chance of showersClear40%

Day

Mainly cloudy. 40 percent chance of showers in the morning. Clearing late in the afternoon. Wind becoming south 20 km/h in the morning. High 20. UV index 2 or low.

Wind
S 12 mph
Precipitation
40% · 0.02 in
UV index (max)
2 Low
Air quality (AQHI)
3 · Low risk

Night

Clear. Low 11.

Low
52°
Wind
S 9 mph
Sunrise6:55 AM
Sunset5:07 PM
Daylight10 h 12 min
WedNov 468°55°SunnyShowers81%

Day

Sunny. High 20.

Precipitation
81% · 0.33 in
UV index (max)
2 Low

Night

Showers. Low 13.

Low
55°
Sunrise6:56 AM
Sunset5:05 PM
Daylight10 h 9 min
ThuNov 563°46°Chance of showersCloudy periods40%

Day

A mix of sun and cloud with 40 percent chance of showers. High 17.

Precipitation
40% · 0.09 in
UV index (max)
2 Low

Night

Cloudy periods. Low 8.

Low
46°
Sunrise6:57 AM
Sunset5:04 PM
Daylight10 h 6 min
FriNov 659°41°Chance of showersChance of showers60%

Day

Cloudy with 40 percent chance of showers. High 15.

Precipitation
40% · 0.05 in
UV index (max)
0 Low

Night

Cloudy with 60 percent chance of showers. Low plus 5.

Low
41°
Precipitation
60%
Sunrise6:59 AM
Sunset5:03 PM
Daylight10 h 4 min
SatNov 746°37°Chance of showersChance of showers40%

Day

Cloudy with 40 percent chance of showers. High 8.

Precipitation
40% · 0 in
UV index (max)
2 Low

Night

Cloudy with 30 percent chance of showers. Low plus 3.

Low
37°
Precipitation
30%
Sunrise7:00 AM
Sunset5:02 PM
Daylight10 h 1 min
SunNov 846°42°Chance of showers40%

Day

A mix of sun and cloud with 40 percent chance of showers. High 8.

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

Night

Low 42.

Low
42°
Sunrise7:01 AM
Sunset5:01 PM
Daylight9 h 59 min
Days 8–14 · trend, lower confidence
MonNov 950°40°Mostly cloudyNight low 40°14%

Day

Mostly cloudy. High 50.

Wind
NW 8 mph
Wind gusts
23 mph
Precipitation
14% · 0 in
UV index (max)
3 Moderate

Night

Low 40.

Low
40°
Sunrise7:03 AM
Sunset4:59 PM
Daylight9 h 56 min
SourceExtended outlook
TueNov 1047°37°Partly cloudyNight low 37°15%

Day

Partly cloudy. High 47.

Wind
W 10 mph
Wind gusts
25 mph
Precipitation
15% · 0 in
UV index (max)
3 Moderate

Night

Low 37.

Low
37°
Sunrise7:04 AM
Sunset4:58 PM
Daylight9 h 54 min
SourceExtended outlook
WedNov 1145°40°Partly cloudyNight low 40°16%

Day

Partly cloudy. High 45.

Wind
NW 11 mph
Wind gusts
27 mph
Precipitation
16% · 0 in
UV index (max)
3 Moderate

Night

Low 40.

Low
40°
Sunrise7:05 AM
Sunset4:57 PM
Daylight9 h 52 min
SourceExtended outlook
ThuNov 1245°39°Partly cloudyNight low 39°13%

Day

Partly cloudy. High 45.

Wind
W 6 mph
Wind gusts
19 mph
Precipitation
13% · 0 in
UV index (max)
3 Moderate

Night

Low 39.

Low
39°
Sunrise7:07 AM
Sunset4:56 PM
Daylight9 h 49 min
SourceExtended outlook
FriNov 1349°41°Mostly cloudyNight low 41°18%

Day

Mostly cloudy. High 49.

Wind
SW 5 mph
Wind gusts
14 mph
Precipitation
18% · 0 in
UV index (max)
3 Moderate

Night

Low 41.

Low
41°
Sunrise7:08 AM
Sunset4:55 PM
Daylight9 h 47 min
SourceExtended outlook
SatNov 1454°48°Partly cloudyNight low 48°20%

Day

Partly cloudy. High 54.

Wind
W 11 mph
Wind gusts
24 mph
Precipitation
20% · 0 in
UV index (max)
3 Moderate

Night

Low 48.

Low
48°
Sunrise7:09 AM
Sunset4:54 PM
Daylight9 h 45 min
SourceExtended outlook
SunNov 1552°43°Mostly cloudyNight low 43°19%

Day

Mostly cloudy. High 52.

Wind
W 6 mph
Wind gusts
16 mph
Precipitation
19% · 0 in
UV index (max)
3 Moderate

Night

Low 43.

Low
43°
Sunrise7:10 AM
Sunset4:53 PM
Daylight9 h 42 min
SourceExtended outlook
Sunrise6:55 AM
Sunset5:07 PM
Daylight10 h 12 min
MoonLast Quarter36% lit · set 2:05 PM

Pollen today · Thornhill

TreesNonenone in the air
GrassLow<1 grains/m³
WeedsLow<1 grains/m³ · Ragweed
Tue: weeds low · Wed: weeds low · Thu: weeds low
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 dayPoorLine-drying weather
GrillingGreatFire up the grill
RunningFairLace up outside
PatioFairDinner outdoors
Forecast: Environment and Climate Change Canada (Vaughan - Richmond Hill - Markham), issued 3:30 PM · Days 8–14: WeatherAPI.com · weather.gc.ca · 43.8150°N, 79.4242°W · Elevation 574 ft · Population 115,292 · Time zone America/Toronto