Normal weather for Ontario in June
It's warm in June in Ontario with an average temperature of 24°C. Temperatures this month range from a low of 21°C to a high of 27°C. At night, you can expect temperatures between 14°C and 19°C.
In June, there is an average of 84 mm of precipitation, spread over 12 days. The wind speed is around 4 Bft, mostly coming from the South.
Ontario in June |
New York | ||
|---|---|---|---|
 Average Temperature |
24°C | 27°C | |
 High Temp |
27°C | 31°C | |
| Low Temp |
21°C | 24°C | |
 Total Precipitation |
84 mm | 78 mm | |
| Rainy Days |
12 days | 11 days | |
Start of June
The month of June starts in Ontario with warm temps, averaging around 23°C during the day and nights around 15°C. A few showers might pop up early in the month, but overall, it’ll stay mostly sunny and dry.
With the temperature difference between day and night, it’s smart to wear layers. A T-shirt, light pants or skirt, and a light jacket are great for the day. In the evening and morning, choose a light jacket, sweater or hoodie, and long pants.
Mid June
By mid-June, daytime temps rise to around 25°C, with nights around 16°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
Since it cools down at night, it’s a good idea to wear layers. A T-shirt, light pants or skirt, and a light jacket are great for the day. For the evening and morning, a shirt, maybe a light sweater, and thin pants are recommended.
End of June
By the end of June, the average daytime temperature in Ontario is around 26°C, while nighttime temps are about 18°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
Because temperatures drop in the evening, wearing layers is recommended. For the daytime, light clothing like shorts or a dress, and a hat and sunglasses are perfect. For the evening and morning, a shirt, maybe a light sweater, and thin pants are recommended.
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UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is June a good time to visit Ontario?
Looking for great weather? June is a good time to be in Ontario. The temperatures are nice, and there’s not too much rain.
Temperature records for Ontario in June
Check out the climate of Ontario for all months and discover the best travel time
Curious about the weather in other parts of Canada? Check out the climate and weather for spots like Vancouver, Toronto, Niagara Falls, or explore other destinations in Canada.
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Daily Temperature in June in Ontario
This chart shows the average daily high and low temperatures in June for Ontario, in degrees Celsius. The red line represents the highs, and the blue line shows the lows. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, provide the average temperatures for this month.
Daily Precipitation in June in Ontario
The chart below shows the average daily precipitation in June for Ontario, measured in millimeters over the past few years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are listed at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that it rained more often. But remember, it’s just an average, and every day can be different. Based on historical weather data for June, you can expect about 12 days of precipitation in Ontario.
Daily UV Index in June in Ontario
This chart shows the average daily UV index in June in Ontario, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in June in Ontario Over the Years
This chart shows the average temperature in June in Ontario, measured in degrees Celsius, over the past few years.
Total Precipitation in June in Ontario Over the Years
This chart shows the average precipitation in June in Ontario, measured in millimeters over the past years. Precipitation is always measured as water, whether it’s snow or hail.
Daily Climate in June for Ontario
Click on any day in June to get detailed info about the usual weather on that day in Ontario. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in June in Ontario
Have you been to Ontario in June?
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Average Weather in Ontario by Month
Click on a month below to see detailed weather info for Ontario. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
