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Toronto in January: Weather, Average temperature and Climate

Discover the weather for Toronto in January and if it’s a good time to travel (based on historical data).
Check flight prices to Toronto on Avionero:
January

Weather in Toronto in January 2025

OK Weather
Cold
🌨️
Snowy
✈️
$537 - $537
🌊
Cold water
January could be a good time to visit Toronto, as the weather is generally fine. The average high temperature is around +30°F, and there are typically 2 sunny days in January. However, expect about 14 snowy days, and total monthly rainfall of approximately 41 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.
Good to know:
  • January is usually the coldest month of the year in Toronto;

Average weather

☀️
+30°F
Avg. max. temperature
-13°F
Min.
+57°F
Max.
33 mm
Total precipitation
74%
Avg. humidity
5 m/s
Avg. wind
2 ☀️
Sunny Days
11 ⛅️
Cloudy
4 🌦
Rainy
Our opinion: Toronto has OK weather in January.
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Average temperature in Toronto in January

Here are the expected maximum, average and minimum temperatures in Toronto for January based on the historical data.
Last Year
Historical Data

The expected average maximum temperature in January is +36°F with a maximum of +43°F and a minimum of +16°F.

The average maximum temperature goes down 60% by the end of the month, compared with the beginning of the month, from +43°F to +27°F.

Is Toronto warm or cold in January?

Toronto is typically cold in January.

Maximum temperatures go down compared to the previous month from +36°F to +30°F. The minimum temperature also goes down from +27°F to +21°F.

Wear your winter warms as it will be cold. To save space, layer, and don’t forget gloves and a scarf.

January is the coldest month in Toronto, here is the comparison with other months:

Water temperature in Toronto in January

Water in Toronto in January is Cold. It varies from +34°F to +38°F, with an average of +36°F. Note that the air temperature is lower than the water temperature, averaging around +30°F.

The water temperature in January is one of the coldest of the entire year:

The warmest water temperatures in Toronto are reached in August, when the average sea temperature rises to +72°F. The coldest water temperatures are in February, with an average of +35°F.

Can you swim in Toronto in January?

We would not recommend swimming in Toronto in January, the water is very cold (+36°F on average). Consider swimming only if you are an experienced cold-water swimmer with proper gear.
🦭
Cold
Below +61°F
🏄‍♂️
Fresh
61°F - 70°F
🏊
Comfortable
70°F - 77°F
👙
Warm
77°F - 82°F
🔥
Very warm
+82°C and up
You will need a full-body wetsuit, cap, gloves, a warm change of clothes, and a hot drink ready for after your swim.

Travel to Toronto

Click to see more details
✈️
0
Flights per week
$537
Min. Price
$537
Max. Price

Climate in Toronto in January

Toronto weather looks like this, on average, in January and the surrounding months.
DecemberJanuaryFebruary
Avg. temperature
+36°F+30°F+32°F
Min. temperature
-9°F-13°F-13°F
Max. temperature
+59°F+57°F+64°F
Rainfall
52 mm33 mm24 mm
Wind
5 m/s5 m/s5 m/s
Avg. water temperature
+41°F+36°F+35°F
Humidity
75%74%71%
Air pressure
1016 HPa1016 HPa1016 HPa
Sunny days
223
Cloudy days
111111
Rainy days
743
Snowy days
111412

January weather is still as ok as in December. It’s getting colder in January. From +36°F in the day, the average maximum temperature lowers to +30°F. As January arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 52 mm to 33 mm. It feels drier, as humidity decreases from 75% to 74%. The average wind speed doesn’t change much during January, staying around 5 m/s. The amount of sunny days stay about the same, averaging 2 sunny days during the month.

February brings much the same weather, it remains ok.

Wind

Wind speed in Toronto in January based on historical data.
Last Year
Historical Data

The average wind speed is 6 m/s getting up to 9 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Toronto is gradually increasing during January, going from 4 m/s to 6 m/s over the course of the month.

Rain

Amount of rainfall in mm during January in Toronto based on historical data.
Last Year
Historical Data
Total precipitation in January is about 89 mm, with a 55% chance of rain on a typical day. The maximum amount of rainfall per day is around 18 mm, which is considered light rain. January is a pretty wet month with over 17 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how January is compared with other months in the amount of precipitation, total mm:
Toronto wettest month is October, where a typical day has a 52% chance of precipitation and 93 mm of rainfall per day. February, on the other hand, is the driest month with a mere 10% chance of precipitation and 24 mm of rainfall per day.

Snow

Amount of snow in mm during January in Toronto based on historical data.
Last Year
Historical Data
The total snow in January is about 25 mm, with a 13% chance of snow on a typical day.

January is one of the snowiest months in Toronto.

Here’s how January is compared with other months in the amount of snow, total mm:

How was the weather last January in Toronto?

This is the weather in Toronto in January 2023:
1 January
☁️
+42°F
2 January
☁️
+41°F
3 January
🌫️
+39°F
4 January
🌧️
+38°F
5 January
🌧️
+39°F
6 January
🌧️
+40°F
7 January
☁️
+38°F
8 January
☁️
+28°F
9 January
☁️
+35°F
10 January
☁️
+34°F
11 January
☁️
+33°F
12 January
🌧️
+40°F
13 January
🌨️
+37°F
14 January
☁️
+26°F
15 January
☀️
+29°F
16 January
☀️
+33°F
17 January
🌧️
+39°F
18 January
☁️
+42°F
19 January
☁️
+39°F
20 January
🌧️
+37°F
21 January
☁️
+33°F
22 January
☁️
+35°F
23 January
☁️
+36°F
24 January
☁️
+36°F
25 January
🌨️
+35°F
26 January
☁️
+36°F
27 January
☁️
+32°F
28 January
☁️
+36°F
29 January
🌨️
+33°F
30 January
🌨️
+29°F
31 January
☀️
+27°F
In January 2023 Toronto had 3 sunny days, 17 cloudy days, and 6 rainy days. The average maximum temperature was +36°F, with an absolute maximum of +43°F and a minimum of +27°F. The average humidity was 81%, with a maximum of 97% and a minimum of 50%. The average wind speed was 6 m/s, with a maximum of 15 m/s and a minimum of 1 m/s.
Are you planning a trip in January?

Climate Change Over the Years

This is how Toronto climate has changed over the last 43 years.

The climate in Toronto in January has not changed that much over the last 43 years.

The average temperature was the lowest in 1979 (+51°F) and the highest in 2012 (+59°F). The driest year was 1994 with only 432 mm of rainfall, and the wettest year was 2023 with 1271 mm.

FAQ

Frequently asked questions about the weather in Toronto in January:

Is January a good time to visit Toronto?

It’s always a good time to visit Toronto, but the weather is changeable in January, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Toronto in January?

Not really, January is not the best time to sunbathe, unless you visit a local solarium.

Can you swim in Toronto in January?

Swimming in Toronto in January is challenging and not recommended for inexperienced swimmers or without proper equipment and preparation.

Is Toronto rainy in January?

Toronto is usually dry in January. Plan your packing around outdoor activities and exploring.

Is it sunny in Toronto in January?

Usually, it’s not very sunny in Toronto in January, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

How much does it cost to fly to Toronto in January?

The normal prices to fly to Toronto is $537 - $537. It means that the majority of our users have picked flights in this range. To find the best price we recommend you search early, using our flexible dates feature.

Other cities in Canada

Check out the weather for other cities in Canada.

Monthly weather in Toronto

Source of the data

For this page, we’ve looked at the typical weather in Toronto, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.