Sarnia Weather Conditions
Current Temperature Level
Sarnia Weather Conditions
Current Temperature Level
Feels Like 15°C
Chances of Rain5%
17°5%9 PM16°6%10 PM16°6%11 PM16°6%12 AM16°6%1 AM16°6%2 AM16°6%3 AM15°8%4 AM15°7%5 AM15°7%6 AM10°12%7 AM9°13%8 AM
9°12%9 AM10°8%10 AM13°5%11 AM14°3%12 PM15°3%1 PM15°2%2 PM16°2%3 PM16°2%4 PM16°2%5 PM15°3%6 PM14°4%7 PM13°6%Skies are likely to remain clear overnight.
Last Updated: 2026-10-02 20:00 (Local Time)
32°NNE
Direction
13.3km/h
Wind Speed
Gust Speed
6.02m/s
Precipitation
Precipitation
0mm
Pressure
1022mb
UV Index
0Low
Trending in Canada
What Is PM2.5? And Why Does That Number Matter?
Today
16
°C
74%Saturday
14
°C70%Sunday
14
°C67%Monday
11
°C62%Tuesday
8
°C56%Wednesday
13
°C57%Thursday
16
°C69%Friday
12
°C64%Saturday
13
°C73%Sunday
13
°C73%Overcast
Fully overcast skies with a high of 16 °C. Humidity will be 74%, and winds at 22.3 km/h.19°C / 13°C
Humi.74 %
Prec.10.82 mm
Sunrise
07:28 AM11hrs 41min
Sunset
07:09 PMTime
Condition
Temp
Humidity
UV
Wind Speed & Dir.
12 AM
Rain
18 °C
97 %
0
20.2 kmph / N
Rain
Feels 16 °C
Cover 100 %
Visibility 7 km
1 AM
Rain Shower
17 °C
98 %
0
14 kmph / NNW
Rain ShowerFeels 17 °C
Cover 100 %
Visibility 10 km
2 AM
Patchy rain nearby
17 °C
90 %
0
22.3 kmph / N
Patchy rain nearbyFeels 14 °C
Cover 100 %
Visibility 10 km
3 AM
Overcast
16 °C
84 %
0
15.1 kmph / N
OvercastFeels 14 °C
Cover 88 %
Visibility 10 km
4 AM
Overcast
15 °C
88 %
0
16.2 kmph / NNW
OvercastFeels 12 °C
Cover 99 %
Visibility 10 km
5 AM
Rain
14 °C
92 %
0
19.4 kmph / N
RainFeels 11 °C
Cover 100 %
Visibility 7 km
6 AM
Light Drizzle
13 °C
94 %
0
15.8 kmph / N
Light DrizzleFeels 11 °C
Cover 100 %
Visibility 2 km
7 AM
Overcast
13 °C
90 %
0
7.6 kmph / NNW
OvercastFeels 13 °C
Cover 100 %
Visibility 10 km
8 AM
Overcast
14 °C
88 %
0
10.1 kmph / NW
OvercastFeels 12 °C
Cover 100 %
Visibility 10 km
9 AM
Overcast
13 °C
84 %
0.3
12.2 kmph / WNW
OvercastFeels 11 °C
Cover 100 %
Visibility 10 km
10 AM
Overcast
15 °C
76 %
1
13.3 kmph / NW
OvercastFeels 12 °C
Cover 100 %
Visibility 10 km
11 AM
Overcast
16 °C
67 %
1.9
15.1 kmph / NW
OvercastFeels 13 °C
Cover 100 %
Visibility 10 km
12 PM
Cloudy
16 °C
58 %
3
15.5 kmph / NNW
CloudyFeels 13 °C
Cover 85 %
Visibility 10 km
1 PM
Cloudy
17 °C
48 %
4.7
16.9 kmph / NNW
CloudyFeels 13 °C
Cover 63 %
Visibility 10 km
2 PM
Overcast
17 °C
44 %
4.8
18.4 kmph / NNW
OvercastFeels 13 °C
Cover 100 %
Visibility 10 km
3 PM
Cloudy
19 °C
46 %
3.7
19.8 kmph / N
CloudyFeels 14 °C
Cover 85 %
Visibility 10 km
4 PM
Overcast
18 °C
52 %
2.4
20.5 kmph / NNE
OvercastFeels 13 °C
Cover 99 %
Visibility 10 km
5 PM
Sunny
18 °C
56 %
1.2
19.4 kmph / NNE
SunnyFeels 13 °C
Cover 0 %
Visibility 10 km
6 PM
Sunny
17 °C
62 %
0.4
14.4 kmph / NE
SunnyFeels 15 °C
Cover 1 %
Visibility 10 km
7 PM
Sunny
17 °C
71 %
0
14 kmph / NE
SunnyFeels 15 °C
Cover 1 %
Visibility 10 km
8 PM
Clear
17 °C
73 %
0
13.3 kmph / NNE
ClearFeels 15 °C
Cover 4 %
Visibility 10 km
9 PM
Clear
16 °C
75 %
0
15.1 kmph / NNE
ClearFeels 14 °C
Cover 0 %
Visibility 10 km
10 PM
Clear
16 °C
74 %
0
15.1 kmph / NNE
ClearFeels 14 °C
Cover 0 %
Visibility 10 km
11 PM
Clear
16 °C
75 %
0
13.7 kmph / NNE
ClearFeels 14 °C
Cover 0 %
Visibility 10 km
21°18°18°13°16°9°20°10°15°8°13°4°18°8°20°13°16°9°17°10°18°9°16°9°15°9°15°9°14°8°13°8°
14°7°14°7°14°7°15°8°15°8°14°7°15°7°14°7°13°7°12°7°12°6°12°6°12°6°11°5°11°5°OctoberWeather Overview
No. of days:
Sunny
4
Cloudy
0
Rainy
22
Snowy
0
The monthly weather averages in Sarnia consist of 4 sunny days, 0 cloudy days, 22 rainy days, and 0 snowy days.
Sarnia's Locations Weather Conditions
Canada's Hottest Cities - October 2026
1.
Trail, British Columbia
25 °C
Sunny
41%
0.4
4 kmph / SW
2.
Castlegar, British Columbia
24 °C
Sunny
43%
0.4
6.1 kmph / S
3.
Agassiz, British Columbia
22 °C
Patchy rain nearby
76%
0.5
4 kmph / SW
4.
Kent, British Columbia
22 °C
Patchy rain nearby
76%
0.5
4 kmph / SW
5.
Chilliwack, British Columbia
22 °C
Patchy rain nearby
76%
0.5
4 kmph / SW
6.
Kelowna, British Columbia
22 °C
Patchy rain nearby
55%
0.5
8.3 kmph / NW
7.
Creston, British Columbia
22 °C
Overcast
37%
0.4
8.6 kmph / SW
8.
Grand Forks, British Columbia
22 °C
Sunny
42%
0.4
3.6 kmph / NE
9.
Medicine Hat, Alberta
21 °C
Overcast
29%
0.2
14 kmph / NW
10.
Redcliff, Alberta
21 °C
Overcast
29%
0.2
14 kmph / NW
Last Updated: 03 Oct 2026, 12:26 AM
City Weather RankingsFAQs About Sarnia Weather Conditions
1. What is the current temperature in Sarnia today - 02 October 2026?
1. What is the current temperature in Sarnia today - 02 October 2026?
The current temperature in Sarnia is 17°C, with a feels-like temperature of 15°C. Today's forecast shows a high of 19°C and a low of 13°C, giving a 6 degree swing through the day as of 08:00 PM 02 October 2026.
2. What are the current weather parameters in Sarnia today?
2. What are the current weather parameters in Sarnia today?
Here is a complete overview of Sarnia's current weather conditions as of 08:00 PM 02 October 2026: Condition : Clear Temperature : 17°C Cool (Feels like 15°C) Humidity : 73% Wind Speed : 13.3 km/h from NNE (32 degrees), Gust 6 m/s UV Index : 0 (Low Air Pressure : 1022 mb Cloud Cover : 4% Visibility : 10 km Precipitation : 0 mm (79% chance of rain)
3. What is the 10-day weather forecast for Sarnia from 08:00 PM 02 October 2026?
3. What is the 10-day weather forecast for Sarnia from 08:00 PM 02 October 2026?
From 08:00 PM 02 October 2026, Sarnia's 10-day forecast shows this trend: Today (Oct. 2) : Temp. 16°C, Hum. 74% and Overcast condition. Saturday (Oct. 3) : Temp. 14°C, Hum. 70% and Sunny condition. Sunday (Oct. 4) : Temp. 14°C, Hum. 67% and Sunny condition. Monday (Oct. 5) : Temp. 11°C, Hum. 62% and Sunny condition. Tuesday (Oct. 6) : Temp. 8°C, Hum. 56% and Sunny condition. Wednesday (Oct. 7) : Temp. 13°C, Hum. 57% and Overcast condition. Thursday (Oct. 8) : Temp. 16°C, Hum. 69% and Overcast condition. Friday (Oct. 9) : Temp. 12°C, Hum. 64% and Sunny condition. Saturday (Oct. 10) : Temp. 13°C, Hum. 73% and Rain condition. Sunday (Oct. 11) : Temp. 13°C, Hum. 73% and Rain Showers condition.
4. Will it rain in Sarnia today?
4. Will it rain in Sarnia today?
As of 08:00 PM 02 October 2026, there is a 5% chance of rainfall in Sarnia later today around 2026-10-02 20:00. Current precipitation is 0 mm. Residents are advised to carry an umbrella before heading out.
5. What is the monthly weather forecast for Sarnia in October 2026?
5. What is the monthly weather forecast for Sarnia in October 2026?
October 2026 in Sarnia is forecast to have 4 sunny days, 22 rainy days, 0 cloudy days, and 0 snowy days. Temperatures for the month range from lows around 4°C to highs of 21°C.
6. How does the weather in Sarnia affect air quality?
6. How does the weather in Sarnia affect air quality?
Weather directly impacts air quality in Sarnia. 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.
