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Toronto in May: Weather, Average temperature and Climate

Take a look at past year’s weather for Toronto in May and see if it is worth visiting.
Check flight prices to Toronto on Avionero:
May

Weather in Toronto in May 2024

Good Weather
Mild
☁️
Cloudy
Planning a trip to Toronto in May? You are in luck! The weather is generally good, with an average maximum temperature of +61°F and approximately 9 sunny days. Just be prepared for some rain, as there are usually around 7 rainy days and 77 mm of precipitation. Expect good weather and pack accordingly to enjoy the outdoors. Search flights in one click on Avionero.

Average weather

☀️
+61°F
Avg. max. temperature
+28°F
Min.
+91°F
Max.
77 mm
Total precipitation
67%
Avg. humidity
3 m/s
Avg. wind
9 ☀️
Sunny Days
15 ⛅️
Cloudy
7 🌦
Rainy
Our opinion: Toronto has good weather in May.

Average temperature in Toronto in May

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

The temperature in May is +68°F on average, with a range between a maximum of +88°F during the day and a minimum of +43°F at night.

The average maximum temperature goes up 76% by the end of the month, compared with the beginning of the month, from +54°F to +88°F.

Is Toronto warm or cold in May?

Toronto is typically mild in May.

Maximum temperatures go up compared to the previous month from +50°F to +61°F. The minimum temperature also goes up from +37°F to +48°F.

Pack a light jacket as it will be warm in the day and cool in the evenings.

Take a look at how May is compared to other months in Toronto:

Climate in Toronto in May

Toronto weather looks like this, on average, in May and the surrounding months.
AprilMayJune
Avg. temperature
+50°F+61°F+72°F
Min. temperature
+14°F+28°F+39°F
Max. temperature
+77°F+91°F+93°F
Rainfall
78 mm77 mm79 mm
Wind
4 m/s3 m/s3 m/s
Humidity
66%67%70%
Air pressure
1013 HPa1014 HPa1012 HPa
Sunny days
8910
Cloudy days
151513
Rainy days
677
Snowy days
100

May weather is still as good as in April. It’s getting warmer as May arrives. The average maximum temperature goes up from +50°F to +61°F during the day. As May arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 78 mm to 77 mm. Humidity rises from 66% to 67%. Winds are calmer in comparison to April, going down from 4 m/s to 3 m/s on average. The good news is there are likely to be more sunny days in May, from 8 to 9.

June brings much the same weather, it remains good.

Wind

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

The average wind speed is 5 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 decreasing during May, going from 9 m/s to 4 m/s over the course of the month.

Rain

Amount of rainfall in mm during May in Toronto based on historical data.
Last Year
Historical Data
Typically, there is a 32% chance of rain on an average day in May, with total rainfall of approximately 75 mm. The maximum amount of rainfall per day is around 15 mm, which is considered light rain. May is a pretty wet month with over 10 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how May is compared with other months in the amount of precipitation, total mm:
Toronto wettest month is October, where a typical day has a 26% chance of precipitation and 92 mm of rainfall per day. February, on the other hand, is the driest month with a mere 7% chance of precipitation and 24 mm of rainfall per day.

How was the weather last May in Toronto?

This is the weather in Toronto in May 2023:
1 May
☀️
+53°F
2 May
☁️
+55°F
3 May
🌫️
+56°F
4 May
🌧️
+62°F
5 May
☀️
+57°F
6 May
☁️
+59°F
7 May
☀️
+55°F
8 May
☀️
+60°F
9 May
☀️
+67°F
10 May
☀️
+67°F
11 May
☀️
+72°F
12 May
☀️
+77°F
13 May
☀️
+80°F
14 May
☀️
+78°F
15 May
☀️
+82°F
16 May
🌧️
+74°F
17 May
☁️
+62°F
18 May
☀️
+59°F
19 May
🌧️
+66°F
20 May
☀️
+72°F
21 May
☁️
+79°F
22 May
🌧️
+69°F
23 May
☀️
+61°F
24 May
☀️
+63°F
25 May
☀️
+65°F
26 May
☁️
+77°F
27 May
🌧️
+71°F
28 May
☁️
+71°F
29 May
☁️
+74°F
30 May
☀️
+85°F
31 May
☀️
+88°F
In May 2023 Toronto had 18 sunny days, 7 cloudy days, and 5 rainy days. The average maximum temperature was +68°F, with an absolute maximum of +88°F and a minimum of +54°F. The average humidity was 62%, with a maximum of 95% and a minimum of 21%. The average wind speed was 5 m/s, with a maximum of 13 m/s and a minimum of 0 m/s.
Are you planning a trip in May?

Climate Change Over the Years

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

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

The average temperature was the lowest in 1997 (+60°F) and the highest in 2012 (+76°F). The driest year was 1987 with only 19 mm of rainfall, and the wettest year was 2017 with 376 mm.

FAQ

Frequently asked questions about the weather in Toronto in May:

Is May a good time to visit Toronto?

May is a really good time to go to Toronto. The weather is nice so plan your packing around outdoor activities and exploring. Check out other good time to visit Toronto.

Can you sunbathe in Toronto in May?

May has mild temperatures in Toronto. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!

Is Toronto rainy in May?

Toronto is often rainy in May. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Toronto in May?

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

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, 2022.

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.