St. Catharines
June
Weather in St. Catharines for June 2025
Your guide to St. Catharines weather in June - trends and predictions
In general, the average temperature in St. Catharines at the beginning of June is 21.1 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 23 °C by the end of June.
The climate of St. Catharines in June is notably wet, with an average of 14 rainy days.
- New! Chat with our AI weatherman - it’s amazing and free.
16
Dry days
14
Rainy days
0
Snow days
22°/15°
Temperatures
19 km/h
Avg max wind
75 %
Avg humidity
St. Catharines in June average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  22° | ||||||
| 2  23° | 3  20° | 4 21° | 5 23° | 6 21° | 7 18° | 8  18° |
| 9  19° | 10 20° | 11  19° | 12  19° | 13 20° | 14 18° | 15 19° |
| 16 20° | 17 24° | 18 25° | 19 25° | 20 23° | 21 24° | 22 23° |
| 23 22° | 24 22° | 25 25° | 26 23° | 27 22° | 28 23° | 29 23° |
| 30 23° |
You can click on date
Access St. Catharines weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during June in St. Catharines
See the weather trend as well as the moving average line
June weather day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jun. | Sunny | 22° /13° | 0 mm | 6 | |
| 2 Jun. | Partly cloudy | 23° /15° | 0 mm | 6 | |
| 3 Jun. | Cloudy | 20° /15° | 0 mm | 5 | |
| 4 Jun. | Partly cloudy | 21° /13° | 0 mm | 6 | |
| 5 Jun. | Cloudy | 23° /15° | 5.3 mm | 5 | |
| 6 Jun. | Sunny | 21° /15° | 3.1 mm | 6 | |
| 7 Jun. | Partly cloudy | 18° /12° | 1.2 mm | 5 | |
| 8 Jun. | Patchy rain possible | 18° /12° | 4.9 mm | 4 | |
| 9 Jun. | Heavy rain at times | 19° /12° | 6.8 mm | 4 | |
| 10 Jun. | Cloudy | 20° /12° | 0 mm | 5 | |
| 11 Jun. | Overcast | 19° /13° | 1.1 mm | 5 | |
| 12 Jun. | Moderate or heavy rain shower | 19° /13° | 18.4 mm | 5 | |
| 13 Jun. | Heavy rain at times | 20° /14° | 2.3 mm | 5 | |
| 14 Jun. | Moderate rain at times | 18° /14° | 3.4 mm | 5 | |
| 15 Jun. | Heavy rain at times | 19° /13° | 1.4 mm | 5 | |
| 16 Jun. | Moderate or heavy rain shower | 20° /13° | 6.4 mm | 5 | |
| 17 Jun. | Sunny | 24° /15° | 0.9 mm | 6 | |
| 18 Jun. | Sunny | 25° /16° | 0.8 mm | 6 | |
| 19 Jun. | Sunny | 25° /17° | 0.3 mm | 7 | |
| 20 Jun. | Partly cloudy | 23° /17° | 2.4 mm | 6 | |
| 21 Jun. | Sunny | 24° /17° | 1.2 mm | 6 | |
| 22 Jun. | Partly cloudy | 23° /17° | 10.1 mm | 6 | |
| 23 Jun. | Moderate or heavy rain shower | 22° /17° | 8.9 mm | 5 | |
| 24 Jun. | Patchy rain possible | 22° /17° | 4.4 mm | 5 | |
| 25 Jun. | Overcast | 25° /16° | 0.3 mm | 6 | |
| 26 Jun. | Heavy rain at times | 23° /16° | 3.7 mm | 6 | |
| 27 Jun. | Patchy rain possible | 22° /15° | 1.8 mm | 5 | |
| 28 Jun. | Patchy rain possible | 23° /14° | 0.2 mm | 6 | |
| 29 Jun. | Overcast | 23° /15° | 10.3 mm | 5 | |
| 30 Jun. | Patchy rain possible | 23° /15° | 0.3 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for St. Catharines 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 St. Catharines forecast closer to your planned date for the most up-to-date weather information.
St. Catharines in June - FAQ
What are the expected maximum and minimum temperatures in St. Catharines during June?
During June, expect a variety of temperatures with highs around 22° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in St. Catharines during June?
Moderate rainfall is anticipated in St. Catharines during June, with a total of 86.7 mm spread over approximately 14 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in St. Catharines during June?
The average wind speed in St. Catharines during June is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
June rainfall patterns in St. Catharines
Explore the daily rainfall trends and prepare for St. Cathariness June weather 💧
UV exposure in St. Catharines during June
Stay informed about UV levels for safe outdoor activities throughout the month of June ☀️
Quick links
You are here
Where is St. Catharines?Get accurate weather forecasts for St. Catharines, located at latitude 43.171 and longitude -79.243. Stay updated with localized weather information tailored for St. Catharines.
Found a mistake?
We appreciate your attention to details. Tell us here.