Live Weather & Forecast
Weather in Halton Hills
Ontario, Canada · Real-time conditions & 3-day outlook
5°C
Feels like 1°C
41°F / Feels 34°F
Light rain
Halton Hills, Ontario
🌙 Nighttime
Updated: 2026-04-25 05:45
Humidity
87%
Wind
18 km/h ENE
Wind Gust
24.8 km/h
Pressure
1010 mb
Visibility
16 km
UV Index
0
(Low)
Precipitation
0.91 mm
Cloud Cover
100%
Dew Point
1.3°C
Wind Degree
62°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
214.9 μg/m³
NO₂
14.9 μg/m³
O₃
69 μg/m³
SO₂
5.6 μg/m³
PM 2.5
11.3 μg/m³
PM 10
12 μg/m³
Today's Hourly Forecast
24-hour breakdown for Halton Hills, Ontario
12 AM
6°
Patchy rain nearby
1 AM
6°
Moderate rain at times
2 AM
6°
Patchy rain nearby
3 AM
6°
Patchy rain nearby
4 AM
5°
Patchy rain nearby
5 AM
5°
Light rain
6 AM
5°
Light drizzle
7 AM
5°
Patchy light drizzle
8 AM
5°
Moderate rain
9 AM
5°
Moderate rain at times
10 AM
5°
Patchy light rain
11 AM
6°
Light rain
12 PM
7°
Light drizzle
1 PM
7°
Patchy rain nearby
2 PM
7°
Light drizzle
3 PM
8°
Patchy rain nearby
4 PM
8°
Overcast
5 PM
9°
Overcast
6 PM
8°
Partly Cloudy
7 PM
7°
Sunny
8 PM
6°
Sunny
9 PM
6°
Clear
10 PM
5°
Partly Cloudy
11 PM
5°
Clear
3-Day Forecast
Daily overview for Halton Hills, Ontario
Today
Moderate rain
9°
/
4°
🌧️ 89% chance of rain
💧 Avg. humidity: 81%
💨 Max wind: 24.8 km/h
🌧️ Total precip: 14.78 mm
☀️ UV Index: 1.2
🌅 Sunrise: 06:20 AM
🌇 Sunset: 08:15 PM
🌙 Waxing Gibbous
🌑 Moon: 60% lit
Sun, Apr 26
Partly Cloudy
14°
/
3°
🌧️ 0% chance of rain
💧 Avg. humidity: 72%
💨 Max wind: 11.5 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 6.3
🌅 Sunrise: 06:18 AM
🌇 Sunset: 08:16 PM
🌙 Waxing Gibbous
🌑 Moon: 70% lit
Mon, Apr 27
Sunny
16°
/
5°
🌧️ 0% chance of rain
💧 Avg. humidity: 69%
💨 Max wind: 22 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 6.4
🌅 Sunrise: 06:17 AM
🌇 Sunset: 08:17 PM
🌙 Waxing Gibbous
🌑 Moon: 79% lit
Best Time to Visit Halton Hills
Plan your trip to Halton Hills, 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 Halton Hills?
Current conditions in Halton Hills: Light rain, temperature 5°C, humidity 87%.
What is the best time to visit Halton Hills?
The best time to visit Halton Hills is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Halton Hills?
Halton Hills is located at approximately 43.7° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Halton Hills?
The wettest period in Halton Hills is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Halton Hills?
For visits to Halton Hills during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What are the public holidays in Halton Hills in 2026?
View the 2026 public holidays for Halton Hills on our Holidays page.
What are the GPS coordinates used for the weather forecast in Halton Hills?
The weather forecast for Halton Hills uses coordinates 43.6513, -79.9142.
What is the current temperature outside in Halton Hills?
The current outdoor temperature in Halton Hills is 5°C (41°F) with light rain.
What is the hourly weather forecast for Halton Hills today?
Today's hour-by-hour weather breakdown for Halton Hills 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 Halton Hills tomorrow hour by hour?
Tomorrow's forecast for Halton Hills 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 Halton Hills?
There is a 89% chance of rain in Halton Hills today. Check the hourly forecast above for a time-by-time breakdown of when rain is most likely.
Is it going to rain today in Halton Hills?
Yes, there is a 89% chance of rain in Halton Hills today — consider carrying an umbrella. Check the hourly forecast above for the most likely rain windows.