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Mississauga weather in January

Long-run climate averages for Mississauga, Ontario in January, plus what the forecast models say for the days ahead.

January at a glance

In January, Mississauga averages 1°C by day and -5°C at night. The wettest month is usually April.

January in Mississauga averages a daytime high of 1°C and an overnight low of -5°C, which reads as cold for this part of the world. It is the coldest month of the year here. Overnight temperatures drop below freezing, so expect frost and pack accordingly. Across the whole year Mississauga sees roughly 1000 mm of precipitation.

Climate averages tell you what to pack. They do not tell you what next Tuesday looks like — for that, see the live Mississauga forecast with every model compared and how much they currently agree.

Mississauga weather by month

what to expect in Mississauga through the year

Here is Mississauga's typical weather in each month: the average daytime high and overnight low in °C, how each month feels, and the wettest month marked. Use it to plan any trip to Mississauga by season.

Jan
-5°
Cold
Feb
-7°
Cold
Mar
-3°
Cold
Apr
14°
Cool
Wettest
May
20°
Mild
Jun
24°
15°
Warm
Jul
27°
17°
Warm
Aug
25°
16°
Warm
Sep
23°
14°
Warm
Oct
17°
Mild
Nov
Cool
Dec
-2°
Cold

Common questions

How warm is Mississauga in January?
Mississauga averages a daytime high of 1°C in January, with overnight lows around -5°C. These are long-run climate averages, not a forecast — for the actual days ahead see the live model comparison.
Is January a good time to visit Mississauga?
The most comfortable time to visit Mississauga is usually May, June, August and September, when daytime highs sit in the pleasant 16-26°C range and the heaviest April rain is behind you.
Does it rain a lot in Mississauga in January?
The wettest month in Mississauga is usually April. Across the year the city sees roughly 1000 mm of precipitation.

Mississauga in other months

More about Mississauga