Ontario
June
Weather in Ontario for June 2025
Your guide to Ontario weather in June - trends and predictions
In general, the average temperature in Ontario at the beginning of June is 23.3 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 23.4 °C by the end of June.
The climate of Ontario in June is notably wet, with an average of 14 rainy days.
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16
Dry days
14
Rainy days
0
Snow days
23°/14°
Temperatures
16 km/h
Avg max wind
66 %
Avg humidity
Ontario in June average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  25° | ||||||
| 2  26° | 3  23° | 4 23° | 5  24° | 6  23° | 7 19° | 8 19° |
| 9 19° | 10 21° | 11  20° | 12 20° | 13 21° | 14 20° | 15 21° |
| 16 19° | 17 27° | 18 28° | 19 28° | 20 27° | 21 26° | 22 25° |
| 23 22° | 24 24° | 25 26° | 26 23° | 27 22° | 28 23° | 29 23° |
| 30 23° |
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Temperatures trend during June in Ontario
See the weather trend as well as the moving average line
June weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jun. | Sunny | 25° /14° | 0 mm | 6 | |
| 2 Jun. | Moderate rain at times | 26° /17° | 0.6 mm | 6 | |
| 3 Jun. | Partly cloudy | 23° /14° | 0 mm | 6 | |
| 4 Jun. | Sunny | 23° /14° | 0 mm | 6 | |
| 5 Jun. | Overcast | 24° /15° | 2.3 mm | 5 | |
| 6 Jun. | Patchy rain possible | 23° /13° | 2.6 mm | 5 | |
| 7 Jun. | Partly cloudy | 19° /11° | 1.3 mm | 5 | |
| 8 Jun. | Moderate or heavy rain shower | 19° /11° | 5.1 mm | 5 | |
| 9 Jun. | Moderate rain at times | 19° /11° | 2.6 mm | 4 | |
| 10 Jun. | Overcast | 21° /11° | 0 mm | 5 | |
| 11 Jun. | Heavy rain at times | 20° /12° | 3.7 mm | 5 | |
| 12 Jun. | Moderate or heavy rain shower | 20° /12° | 19.9 mm | 5 | |
| 13 Jun. | Patchy rain possible | 21° /13° | 8.2 mm | 5 | |
| 14 Jun. | Moderate or heavy rain shower | 20° /13° | 5.8 mm | 5 | |
| 15 Jun. | Moderate or heavy rain shower | 21° /12° | 3.4 mm | 5 | |
| 16 Jun. | Heavy rain at times | 19° /13° | 3.9 mm | 5 | |
| 17 Jun. | Partly cloudy | 27° /14° | 1.3 mm | 7 | |
| 18 Jun. | Patchy rain possible | 28° /17° | 2.6 mm | 6 | |
| 19 Jun. | Sunny | 28° /18° | 1.5 mm | 7 | |
| 20 Jun. | Sunny | 27° /17° | 0 mm | 7 | |
| 21 Jun. | Sunny | 26° /17° | 1.8 mm | 7 | |
| 22 Jun. | Partly cloudy | 25° /16° | 5.4 mm | 6 | |
| 23 Jun. | Moderate rain at times | 22° /15° | 12.3 mm | 5 | |
| 24 Jun. | Moderate or heavy rain shower | 24° /16° | 8.7 mm | 5 | |
| 25 Jun. | Patchy rain possible | 26° /16° | 0.4 mm | 6 | |
| 26 Jun. | Moderate or heavy rain shower | 23° /15° | 4.4 mm | 5 | |
| 27 Jun. | Moderate or heavy rain shower | 22° /14° | 4.5 mm | 6 | |
| 28 Jun. | Overcast | 23° /13° | 0 mm | 6 | |
| 29 Jun. | Partly cloudy | 23° /14° | 4.5 mm | 6 | |
| 30 Jun. | Patchy rain possible | 23° /14° | 0.4 mm | 6 | |
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Important Notice
Our weather forecast for Ontario in June 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 June - FAQ
What are the expected maximum and minimum temperatures in Ontario during June?
Enjoy moderate daytime temperatures of up to 23° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Ontario during June?
Significant rainfall exceeding 123.3 mm is expected in Ontario during June, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Ontario during June?
The average wind speed in Ontario during June is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
June rainfall patterns in Ontario
Explore the daily rainfall trends and prepare for Ontarios June weather 💧
UV exposure in Ontario during June
Stay informed about UV levels for safe outdoor activities throughout the month of June ☀️
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