Weather in January 2025

Sarnia weather in January 2025

°C °F

The average weather in Sarnia in January

The weather in Sarnia in January is very cold with temperatures between -7°C and -2°C, warm clothes are a must.

You can expect rain for roughly half of the month of January in Sarnia. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.

You can expect a few days of snow in Sarnia during January. It’s important to get out your snow boots and warm mittens to stay warm while you explore Sarnia.

Our weather forecast can give you a great sense of what weather to expect in Sarnia in January 2025.

If you’re planning to visit Sarnia in the near future, we highly recommend that you review the 14 day weather forecast for Sarnia before you arrive.

Temperatures
-2° / -7°
Rainy Days
11
Snowy Days
3
Dry Days
17
Rainfall
22
mm
Sun Hours
0.8
Hrs

Explore the weather in Sarnia in other months

Sarnia annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January -2° / -7° 11 17 3 22 mm
Awful
February -1° / -7° 8 15 5 23 mm
Awful
March 5° / -3° 7 21 3 27 mm
Awful
April 11° / 3° 8 21 1 39 mm
Ok
May 18° / 9° 7 24 0 36 mm
Good
June 23° / 14° 7 23 0 38 mm
Perfect
July 26° / 18° 7 24 0 30 mm
Perfect
August 25° / 17° 6 25 0 29 mm
Perfect
September 22° / 14° 6 24 0 29 mm
Good
October 15° / 8° 8 24 0 39 mm
Good
November 8° / 2° 8 22 1 26 mm
Ok
December 2° / -3° 9 19 3 24 mm
Awful

Weather in Sarnia in January - FAQ

What is the average temperature in Sarnia in January?
The average temperature in Sarnia in January is -7/-2° C.
What is the chance of rain in Sarnia in January?
On average, there are 11 rainy days in Sarnia during January.
Weather wise, is January a good time to visit Sarnia?
The weather in Sarnia in January is awful.
Can it snow in Sarnia in January?
On average, there are 3 snowy days in Sarnia in January.
More about the weather in Sarnia