Live Weather & Forecast
Weather in Stone Mills
Ontario, Canada · Real-time conditions & 3-day outlook
8°C
Feels like 5°C
47°F / Feels 41°F
Overcast
Stone Mills, Ontario
🌙 Nighttime
Updated: 2026-04-25 05:45
Humidity
49%
Wind
22.3 km/h ENE
Wind Gust
35 km/h
Pressure
1013 mb
Visibility
24 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
100%
Dew Point
-0.4°C
Wind Degree
62°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
166.9 μg/m³
NO₂
3.5 μg/m³
O₃
62 μg/m³
SO₂
1.5 μg/m³
PM 2.5
5.9 μg/m³
PM 10
6.7 μg/m³
Today's Hourly Forecast
24-hour breakdown for Stone Mills, Ontario
12 AM
6°
Clear
1 AM
6°
Clear
2 AM
6°
Clear
3 AM
5°
Clear
4 AM
5°
Clear
5 AM
8°
Overcast
6 AM
4°
Clear
7 AM
5°
Sunny
8 AM
6°
Sunny
9 AM
7°
Sunny
10 AM
9°
Sunny
11 AM
11°
Sunny
12 PM
13°
Sunny
1 PM
14°
Sunny
2 PM
15°
Sunny
3 PM
16°
Sunny
4 PM
16°
Sunny
5 PM
13°
Sunny
6 PM
11°
Overcast
7 PM
10°
Partly Cloudy
8 PM
9°
Cloudy
9 PM
8°
Clear
10 PM
7°
Clear
11 PM
6°
Clear
3-Day Forecast
Daily overview for Stone Mills, Ontario
Today
Sunny
17°
/
4°
🌧️ 0% chance of rain
💧 Avg. humidity: 57%
💨 Max wind: 26.6 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 3.1
🌅 Sunrise: 06:06 AM
🌇 Sunset: 08:03 PM
🌙 Waxing Gibbous
🌑 Moon: 60% lit
Sun, Apr 26
Sunny
14°
/
3°
🌧️ 0% chance of rain
💧 Avg. humidity: 68%
💨 Max wind: 11.5 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 6.2
🌅 Sunrise: 06:05 AM
🌇 Sunset: 08:04 PM
🌙 Waxing Gibbous
🌑 Moon: 70% lit
Mon, Apr 27
Sunny
15°
/
5°
🌧️ 0% chance of rain
💧 Avg. humidity: 70%
💨 Max wind: 16.6 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 6.6
🌅 Sunrise: 06:03 AM
🌇 Sunset: 08:05 PM
🌙 Waxing Gibbous
🌑 Moon: 79% lit
Best Time to Visit Stone Mills
Plan your trip to Stone Mills, 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 Stone Mills?
Current conditions in Stone Mills: Overcast, temperature 8°C, humidity 49%.
What is the best time to visit Stone Mills?
The best time to visit Stone Mills is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Stone Mills?
Stone Mills is located at approximately 44.5° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Stone Mills?
The wettest period in Stone Mills is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Stone Mills?
For visits to Stone Mills during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What are the public holidays in Stone Mills in 2026?
View the 2026 public holidays for Stone Mills on our Holidays page.
What are the GPS coordinates used for the weather forecast in Stone Mills?
The weather forecast for Stone Mills uses coordinates 44.4582, -76.9399.
What is the current temperature outside in Stone Mills?
The current outdoor temperature in Stone Mills is 8°C (46°F) with overcast.
What is the hourly weather forecast for Stone Mills today?
Today's hour-by-hour weather breakdown for Stone Mills 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 Stone Mills tomorrow hour by hour?
Tomorrow's forecast for Stone Mills shows a high of 14°C and a low of 3°C. See the 3-Day Forecast section above for a full hourly breakdown.
What is the chance of rain today in Stone Mills?
Rain is not expected in Stone Mills today. Current forecast shows no significant rain probability.
Is it going to rain today in Stone Mills?
No, rain is not forecast for Stone Mills today. Current conditions show clear to partly cloudy skies.