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Past Weather in Sarnia, Ontario, Canada — Yesterday and Last 2 Weeks

Currently: 30 °F. Light snow. Mostly cloudy. (Weather station: Sarnia Airport, Canada). See more current weather

Past Weather in Sarnia — Graph

°F
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Sarnia Temperature Yesterday

Maximum temperature yesterday: 16 °F (at 3:00 pm)
Minimum temperature yesterday: 3 °F (at 3:00 am)
Average temperature yesterday: 8 °F

High & Low Weather Summary for the Past Weeks

 TemperatureHumidityPressure
High61 °F (Jan 9, 12:00 pm)100% (Jan 6, 6:00 pm)30.36 "Hg (Jan 6, 6:00 pm)
Low-2 °F (Jan 15, 9:00 pm)48% (Jan 20, 3:00 pm)29.41 "Hg (Jan 13, 2:30 pm)
Average27 °F81%29.86 "Hg
* Reported Jan 6 6:00 pm — Jan 21 6:00 pm, Sarnia. Weather by CustomWeather, © 2026

Note: Actual official high and low records may vary slightly from our data, if they occured in-between our weather recording intervals... More about our weather records

Sarnia Weather History for the Previous 24 Hours

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 ConditionsComfort  
Time TempWeatherWind HumidityBarometerVisibility
6:00 pm
Wed, Jan 21		30 °FLight snow. Mostly cloudy.12 mph↑75%29.85 "Hg9 mi
5:00 pm30 °FOvercast.10 mph↑75%29.85 "Hg9 mi
4:44 pm30 °FOvercast.10 mph↑75%29.85 "Hg9 mi
4:00 pm28 °FLight snow. Overcast.14 mph↑80%29.85 "Hg9 mi
3:00 pm28 °FLight snow. Overcast.13 mph↑80%29.85 "Hg9 mi
2:15 pm28 °FLight snow. Cloudy.16 mph↑80%29.84 "Hg9 mi
2:06 pm28 °FLight snow. Cloudy.14 mph↑80%29.85 "Hg6 mi
1:58 pm28 °FLight snow. Cloudy.15 mph↑80%29.85 "Hg3 mi
1:29 pm27 °FLight snow. Mostly cloudy.13 mph↑86%29.87 "Hg2 mi
1:24 pm27 °FLight snow. Overcast.15 mph↑80%29.87 "Hg2 mi
1:02 pm27 °FLight snow. Mostly cloudy.12 mph↑80%29.90 "Hg9 mi
12:42 pm27 °FMostly cloudy.16 mph↑80%29.90 "Hg9 mi
12:09 pm25 °FLight snow. Cloudy.16 mph↑86%29.92 "Hg6 mi
11:53 am23 °FLight snow. Mostly cloudy.14 mph↑93%29.94 "Hg2 mi
11:39 am23 °FLight snow. Mostly cloudy.13 mph↑86%29.95 "Hg1 mi
11:00 am23 °FLight snow. Ice fog.16 mph↑86%29.98 "Hg1 mi
10:18 am23 °FLight snow. Ice fog.12 mph↑86%29.99 "Hg1 mi
10:04 am23 °FLight snow. Ice fog.13 mph↑86%29.99 "Hg1 mi
9:00 am21 °FLight snow. Overcast.10 mph↑86%30.03 "Hg1 mi
8:25 am19 °FLight snow. Ice fog.12 mph↑93%30.06 "Hg1 mi
8:00 am19 °FLight snow. Overcast.13 mph↑86%30.07 "Hg2 mi
7:59 am19 °FLight snow. Overcast.14 mph↑86%30.07 "Hg2 mi
7:19 am18 °FLight snow. Overcast.12 mph↑86%30.10 "Hg2 mi
7:00 am18 °FLight snow. Mostly cloudy.13 mph↑86%30.12 "Hg4 mi
6:58 am18 °FLight snow. Mostly cloudy.12 mph↑86%30.12 "Hg5 mi
6:33 am18 °FLight snow. Mostly cloudy.13 mph↑86%30.13 "Hg6 mi
6:03 am18 °FLight snow. Overcast.12 mph↑86%30.17 "Hg2 mi
5:17 am18 °FLight snow. Overcast.9 mph↑73%30.19 "Hg5 mi
5:00 am16 °FLight snow. Overcast.8 mph↑73%30.21 "Hg9 mi
4:50 am16 °FLight snow. Overcast.8 mph↑67%30.22 "Hg9 mi
4:00 am14 °FOvercast.8 mph↑73%30.24 "Hg9 mi
3:00 am12 °FOvercast.9 mph↑73%30.27 "Hg9 mi
2:00 am10 °FPassing clouds.7 mph↑79%30.28 "Hg9 mi
1:00 am10 °FPartly cloudy.8 mph↑67%30.32 "Hg9 mi
12:00 am10 °FPassing clouds.7 mph↑67%30.33 "Hg9 mi
11:00 pm
Tue, Jan 20		10 °FPartly cloudy.10 mph↑61%30.35 "Hg9 mi
10:00 pm12 °FClear.13 mph↑57%30.36 "Hg9 mi
9:00 pm12 °FPassing clouds.13 mph↑62%30.36 "Hg9 mi
8:00 pm12 °FPassing clouds.13 mph↑62%30.35 "Hg9 mi
7:00 pm12 °FPassing clouds.9 mph↑57%30.34 "Hg9 mi
Weather by CustomWeather, © 2026
Jan 21Jan 20Jan 19Jan 18Jan 17Jan 16Jan 15Jan 14Jan 13Jan 12Jan 11Jan 10Jan 9Jan 8Jan 7Jan 6

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