Ontario (Toronto)
January
Weather in Ontario for January 2026
Your guide to Ontario weather in January - trends and predictions
Expect heavy snowfall in Ontario during January, with an average of 18 snowy days.
In general, the average temperature in Ontario at the beginning of January is 1.4 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of -1.4 °C by the end of January.
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Snow Forecast ❄️
Temperatures
More
9
Dry days
4
Rainy days
18
Snow days
-1°/-5°
Temperatures
19 km/h
Avg max wind
79 %
Avg humidity
Ontario Weather January
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  3° | 2 3° | 3  2° | ||||
| 4  2° | 5 1° | 6  -0° | 7 -1° | 8  -0° | 9  2° | 10 0° |
| 11 0° | 12 2° | 13 1° | 14 -2° | 15 -4° | 16 -1° | 17 -0° |
| 18 -0° | 19 -1° | 20 -4° | 21 -3° | 22 -2° | 23 -2° | 24 -0° |
| 25 -0° | 26 -2° | 27 -0° | 28 -2° | 29 -3° | 30 -1° | 31 -2° |
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Temperatures trend during January in Ontario
See the weather trend as well as the moving average line
January weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Jan. | Patchy rain possible | 3° /-1° | 2.8 mm | 1.1 cm | |
| 2 Jan. | Patchy rain possible | 3° /-2° | 2.4 mm | 0.7 cm | |
| 3 Jan. | Light freezing rain | 2° /-3° | 1.6 mm | 0.1 cm | |
| 4 Jan. | Overcast | 2° /-3° | 4.5 mm | 0 cm | |
| 5 Jan. | Overcast | 1° /-2° | 0.2 mm | 0 cm | |
| 6 Jan. | Partly cloudy | 0° /-3° | 0.1 mm | 0 cm | |
| 7 Jan. | Overcast | -1° /-5° | 0.6 mm | 0.5 cm | |
| 8 Jan. | Sunny | 0° /-6° | 0 mm | 0 cm | |
| 9 Jan. | Cloudy | 2° /-5° | 6 mm | 2.7 cm | |
| 10 Jan. | Overcast | 0° /-5° | 1.6 mm | 0.2 cm | |
| 11 Jan. | Partly cloudy | 0° /-5° | 2.8 mm | 1.9 cm | |
| 12 Jan. | Overcast | 2° /-2° | 3.7 mm | 0 cm | |
| 13 Jan. | Overcast | 1° /-4° | 3.7 mm | 0.2 cm | |
| 14 Jan. | Overcast | -2° /-8° | 0.8 mm | 0.2 cm | |
| 15 Jan. | Cloudy | -4° /-9° | 1 mm | 0.1 cm | |
| 16 Jan. | Overcast | -1° /-7° | 0.4 mm | 0.2 cm | |
| 17 Jan. | Overcast | 0° /-4° | 6.9 mm | 4.8 cm | |
| 18 Jan. | Overcast | 0° /-5° | 2 mm | 1 cm | |
| 19 Jan. | Overcast | -1° /-6° | 1.6 mm | 0.9 cm | |
| 20 Jan. | Overcast | -4° /-10° | 2.7 mm | 1.9 cm | |
| 21 Jan. | Overcast | -3° /-10° | 0.1 mm | 0 cm | |
| 22 Jan. | Light freezing rain | -2° /-8° | 0.8 mm | 0.2 cm | |
| 23 Jan. | Partly cloudy | -2° /-7° | 2.2 mm | 1.4 cm | |
| 24 Jan. | Light freezing rain | 0° /-6° | 2.6 mm | 0 cm | |
| 25 Jan. | Overcast | 0° /-6° | 4 mm | 2.7 cm | |
| 26 Jan. | Light freezing rain | -2° /-6° | 4.2 mm | 1.7 cm | |
| 27 Jan. | Overcast | 0° /-7° | 0.4 mm | 0.1 cm | |
| 28 Jan. | Overcast | -2° /-9° | 0.1 mm | 0 cm | |
| 29 Jan. | Overcast | -3° /-10° | 2.6 mm | 1.7 cm | |
| 30 Jan. | Overcast | -1° /-10° | 0.1 mm | 0 cm | |
| 31 Jan. | Overcast | -2° /-7° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for Ontario in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Ontario forecast closer to your planned date for the most up-to-date weather information.
Ontario in January - FAQ
What are the expected maximum and minimum temperatures in Ontario during January?
Brace for cold days with temperatures not exceeding -1° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Ontario during January?
Moderate rainfall is anticipated in Ontario during January, with a total of 66.9 mm spread over approximately 4 days. Considering plans for rainy days is advisable.
Will it snow in Ontario in January 2026?
Ontario experiences an average snowfall of 23.25 cm during January, occurring over 18 days.
What are the typical wind conditions in Ontario during January?
The average wind speed in Ontario during January is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
Ontario snow forecast January 2026
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January rainfall patterns in Ontario
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