Ontario Weather Conditions

Current Temperature Level

patchy rain possible
19°C
27°C16°C
Cool

Patchy rain nearby

Feels Like 17°C

Chances of Rain26%

Good

33AQI

Humidity

66%

Nowpatchy rain possible19°26%9 PMmoderate or heavy rain shower19°66%10 PMpatchy rain possible18°66%11 PMpatchy rain possible18°69%12 AMclear18°13%1 AMclear17°14%2 AMclear17°19%3 AMmist17°21%4 AMpartly cloudy17°24%5 AMclear17°19%6 AMsunny16°19%7 AMthundery outbreaks possible17°35%8 AMsunny18°14%9 AMpartly cloudy19°11%10 AMsunny21°6%11 AMsunny22°4%12 PMpatchy rain possible24°12%1 PMpatchy rain possible24°21%2 PMlight rain shower24°36%3 PMlight rain shower22°36%4 PMlight rain shower21°54%5 PMpatchy light rain with thunder21°50%6 PMpatchy rain possible21°42%7 PMpatchy rain possible20°35%
.

Light rain may develop in some areas.

Last Updated: 2026-08-12 20:30 (Local Time)

Ontario Weather Parameters

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Ontario 10-Days Weather Forecast

See Monthly
Today12 Aug.


Sunny

Sunny

Clear Sky with temperature at 21 °C and humidity will be at 73% with 20.5 km/h winds.


temperature icon

27°C  /  16°C

temperature iconHumi.73 %
temperature iconPrec.4.97 mm


Sunrise icon

Sunrise

05:51 AM

14hrs 16min

Sunset icon

Sunset

08:07 PM
Temperature (°C)
.
12 AMTime11 PM

Time

Condition

Temperature IconTemp

Humidity IconHumidity

UV IconUV

Wind IconWind Speed & Dir.

12 AM

ClearClear

18 °C

80 %

0

10.1 kmph /  WSW

Feels Like IconFeels 17 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

1 AM

ClearClear

18 °C

87 %

0

7.9 kmph /  W

Feels Like IconFeels 18 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

2 AM

ClearClear

17 °C

88 %

0

7.9 kmph /  WNW

Feels Like IconFeels 18 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

3 AM

ClearClear

17 °C

87 %

0

6.5 kmph /  W

Feels Like IconFeels 17 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

4 AM

ClearClear

17 °C

87 %

0

4 kmph /  WSW

Feels Like IconFeels 17 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

5 AM

ClearClear

16 °C

88 %

0

6.8 kmph /  W

Feels Like IconFeels 17 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

6 AM

SunnySunny

16 °C

89 %

0

6.8 kmph /  WSW

Feels Like IconFeels 16 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

7 AM

SunnySunny

17 °C

84 %

0.2

6.8 kmph /  W

Feels Like IconFeels 17 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

8 AM

SunnySunny

19 °C

82 %

0.8

7.9 kmph /  W

Feels Like IconFeels 19 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

9 AM

SunnySunny

20 °C

81 %

1.6

7.9 kmph /  W

Feels Like IconFeels 21 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

10 AM

SunnySunny

21 °C

73 %

2.6

7.9 kmph /  W

Feels Like IconFeels 22 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

11 AM

SunnySunny

25 °C

70 %

3.5

12.2 kmph /  W

Feels Like IconFeels 26 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

12 PM

SunnySunny

26 °C

65 %

5.1

13 kmph /  W

Feels Like IconFeels 27 °C

Temperature IconCover 0 %

Visibility IconVisibility 10 km

1 PM

SunnySunny

26 °C

61 %

5.8

14 kmph /  WSW

Feels Like IconFeels 26 °C

Temperature IconCover 7 %

Visibility IconVisibility 9 km

2 PM

SunnySunny

27 °C

59 %

5.4

16.6 kmph /  WSW

Feels Like IconFeels 28 °C

Temperature IconCover 1 %

Visibility IconVisibility 10 km

3 PM

SunnySunny

26 °C

56 %

4.2

18.7 kmph /  SW

Feels Like IconFeels 25 °C

Temperature IconCover 19 %

Visibility IconVisibility 10 km

4 PM

SunnySunny

26 °C

53 %

2.6

15.1 kmph /  WSW

Feels Like IconFeels 26 °C

Temperature IconCover 18 %

Visibility IconVisibility 9 km

5 PM

SunnySunny

26 °C

49 %

1.3

12.2 kmph /  WSW

Feels Like IconFeels 26 °C

Temperature IconCover 17 %

Visibility IconVisibility 10 km

6 PM

SunnySunny

27 °C

44 %

0.7

16.9 kmph /  WSW

Feels Like IconFeels 27 °C

Temperature IconCover 0 %

Visibility IconVisibility 9 km

7 PM

SunnySunny

26 °C

56 %

0.1

20.5 kmph /  WSW

Feels Like IconFeels 26 °C

Temperature IconCover 0 %

Visibility IconVisibility 9 km

8 PM

Patchy rain nearbyPatchy rain nearby

19 °C

66 %

0

12.2 kmph /  SW

Feels Like IconFeels 17 °C

Temperature IconCover 74 %

Visibility IconVisibility 10 km

9 PM

Rain ShowersRain Showers

19 °C

74 %

0

6.5 kmph /  WSW

Feels Like IconFeels 19 °C

Temperature IconCover 73 %

Visibility IconVisibility 10 km

10 PM

Patchy rain nearbyPatchy rain nearby

18 °C

90 %

0

7.2 kmph /  WSW

Feels Like IconFeels 19 °C

Temperature IconCover 79 %

Visibility IconVisibility 10 km

11 PM

Patchy rain nearbyPatchy rain nearby

18 °C

85 %

0

6.1 kmph /  W

Feels Like IconFeels 18 °C

Temperature IconCover 84 %

Visibility IconVisibility 9 km

Temp19 °C


ConditionPatchy rain nearby


Humidity66 %

Feels17 °C


Cover74 %


Visibility10 km

Wind Speed & Dir.12.2 kmph /  SW


UV0

Ontario 30-Days (August 2026) Weather Forecast

See Hourly
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny30°19°
2
Sunny30°20°
3
Sunny26°18°
4
Sunny29°16°
5
Sunny31°17°
6
Sunny31°19°
7
Sunny32°21°
8
Sunny30°21°
9
Sunny29°20°
10
Sunny30°19°
11
Sunny28°18°
12Today
Sunny27°16°
13
Patchy rain nearby24°16°
14
Sunny23°14°
15
Sunny22°13°
16
Partly Cloudy18°16°
17
Sunny23°16°
18
Sunny24°15°
19
Sunny24°16°
20
Rain26°16°
21
Rain Showers24°17°
22
Rain Showers24°16°
23
Rain Showers25°16°
24
Rain Showers26°16°
25
Rain Showers25°16°
26
Heavy Rain24°16°
27
Rain Possible24°15°
28
Rain Showers23°15°
29
Rain Showers23°15°
30
Rain Showers24°15°
31
Rain Showers23°15°

AugustWeather Overview

No. of days:

Sunny

Sunny

17

Cloudy

Cloudy

1

Rainy

Rainy

13

Snowy

Snowy

0


The monthly weather averages in Ontario consist of 17 sunny days, 1 cloudy days, 13 rainy days, and 0 snowy days.

Canada's Hottest Cities - August 2026

Hottest
Coldest

Last Updated: 13 Aug 2026, 12:56 AM

City Weather Rankings

FAQs About Ontario Weather Conditions


1. What is the current temperature in Ontario today - 12 August 2026?

The current temperature in Ontario is 19°C, with a feels-like temperature of 17°C. Today's forecast shows a high of 27°C and a low of 16°C, giving a 11 degree swing through the day as of 08:30 PM 12 August 2026.

2. What are the current weather parameters in Ontario today?

Here is a complete overview of Ontario's current weather conditions as of 08:30 PM 12 August 2026: Condition : Patchy rain nearby Temperature : 19°C Cool (Feels like 17°C) Humidity : 66% Wind Speed : 12.2 km/h from SW (227 degrees), Gust 5.9 m/s UV Index : 0 (Low Air Pressure : 1008 mb Cloud Cover : 74% Visibility : 10 km Precipitation : 0.26 mm (62% chance of rain)

3. What is the 10-day weather forecast for Ontario from 08:30 PM 12 August 2026?

From 08:30 PM 12 August 2026, Ontario's 10-day forecast shows this trend: Today (Aug. 12) : Temp. 21°C, Hum. 73% and Sunny condition. Thursday (Aug. 13) : Temp. 19°C, Hum. 78% and Sunny condition. Friday (Aug. 14) : Temp. 18°C, Hum. 55% and Sunny condition. Saturday (Aug. 15) : Temp. 17°C, Hum. 61% and Sunny condition. Sunday (Aug. 16) : Temp. 16°C, Hum. 89% and Sunny condition. Monday (Aug. 17) : Temp. 19°C, Hum. 73% and Partly Cloudy condition. Tuesday (Aug. 18) : Temp. 19°C, Hum. 68% and Sunny condition. Wednesday (Aug. 19) : Temp. 20°C, Hum. 79% and Patchy rain nearby condition. Thursday (Aug. 20) : Temp. 21°C, Hum. 73% and Rain condition. Friday (Aug. 21) : Temp. 21°C, Hum. 79% and Rain Showers condition.

4. Will it rain in Ontario today?

As of 08:30 PM 12 August 2026, yes — Ontario is currently experiencing rainfall with 0.26 mm of precipitation. This is expected to temporarily improve AQI by washing pollutants out of the atmosphere.

5. What is the monthly weather forecast for Ontario in August 2026?

August 2026 in Ontario is forecast to have 17 sunny days, 13 rainy days, 1 cloudy days, and 0 snowy days. Temperatures for the month range from lows around 13°C to highs of 32°C.

6. How does the weather in Ontario affect air quality?

Weather directly impacts air quality in Ontario. Calm winds, high humidity, fog, and high pressure trap pollutants near the ground, worsening AQI. Strong winds, rainfall, and low pressure help disperse them. Rising temperatures and UV levels intensify ozone and smog formation, while poor visibility signals elevated particulate matter. Monitoring weather alongside AQI gives the clearest picture of outdoor safety.