Live Weather & Forecast
Weather in Calvin
Ontario, Canada · Real-time conditions & 3-day outlook
4°C
Feels like 2°C
39°F / Feels 36°F
Clear
Calvin, Ontario
🌙 Nighttime
Updated: 2026-04-27 05:30
Humidity
56%
Wind
3.6 km/h SE
Wind Gust
6.8 km/h
Pressure
1023 mb
Visibility
10 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
-4.1°C
Wind Degree
131°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
145.8 μg/m³
NO₂
2.2 μg/m³
O₃
58 μg/m³
SO₂
1.3 μg/m³
PM 2.5
7 μg/m³
PM 10
10.2 μg/m³
Today's Hourly Forecast
24-hour breakdown for Calvin, Ontario
12 AM
7°
Clear
1 AM
6°
Clear
2 AM
6°
Clear
3 AM
5°
Clear
4 AM
5°
Clear
5 AM
4°
Clear
6 AM
4°
Clear
7 AM
7°
Sunny
8 AM
11°
Sunny
9 AM
14°
Sunny
10 AM
17°
Sunny
11 AM
19°
Sunny
12 PM
21°
Sunny
1 PM
22°
Sunny
2 PM
23°
Sunny
3 PM
23°
Sunny
4 PM
23°
Sunny
5 PM
22°
Sunny
6 PM
19°
Sunny
7 PM
16°
Sunny
8 PM
14°
Sunny
9 PM
13°
Clear
10 PM
12°
Clear
11 PM
12°
Clear
3-Day Forecast
Daily overview for Calvin, Ontario
Today
Sunny
24°
/
3°
🌧️ 0% chance of rain
💧 Avg. humidity: 44%
💨 Max wind: 15.5 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 6.5
🌅 Sunrise: 06:07 AM
🌇 Sunset: 08:18 PM
🌙 Waxing Gibbous
🌑 Moon: 79% lit
Tue, Apr 28
Moderate rain
13°
/
9°
🌧️ 87% chance of rain
💧 Avg. humidity: 81%
💨 Max wind: 24.5 km/h
🌧️ Total precip: 12.21 mm
☀️ UV Index: 2.1
🌅 Sunrise: 06:06 AM
🌇 Sunset: 08:20 PM
🌙 Waxing Gibbous
🌑 Moon: 87% lit
Wed, Apr 29
Patchy rain nearby
7°
/
4°
🌧️ 85% chance of rain
💧 Avg. humidity: 92%
💨 Max wind: 14 km/h
🌧️ Total precip: 2.17 mm
☀️ UV Index: 2.7
🌅 Sunrise: 06:04 AM
🌇 Sunset: 08:21 PM
🌙 Waxing Gibbous
🌑 Moon: 93% lit
Best Time to Visit Calvin
Plan your trip to Calvin, Canada around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Calvin?
Current conditions in Calvin: Clear, temperature 4°C, humidity 56%.
What is the best time to visit Calvin?
The best time to visit Calvin is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Calvin?
Calvin is located at approximately 46.2° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Calvin?
The wettest period in Calvin is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Calvin?
For visits to Calvin during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What are the public holidays in Calvin in 2026?
View the 2026 public holidays for Calvin on our Holidays page.
What are the GPS coordinates used for the weather forecast in Calvin?
The weather forecast for Calvin uses coordinates 46.2446, -78.9064.
What is the current temperature outside in Calvin?
The current outdoor temperature in Calvin is 4°C (39°F) with clear.
What is the hourly weather forecast for Calvin today?
Today's hour-by-hour weather breakdown for Calvin is shown in the Hourly Forecast section above, including temperature, rain chance, and conditions for each hour of the day.
What is the weather in Calvin tomorrow hour by hour?
Tomorrow's forecast for Calvin shows a high of 13°C and a low of 9°C. See the 3-Day Forecast section above for a full hourly breakdown.
What is the chance of rain today in Calvin?
Rain is not expected in Calvin today. Current forecast shows no significant rain probability.
Is it going to rain today in Calvin?
No, rain is not forecast for Calvin today. Current conditions show clear to partly cloudy skies.