Live Weather & Forecast
Weather in Ajax
Ontario, Canada · Real-time conditions & 3-day outlook
5°C
Feels like 0°C
41°F / Feels 33°F
Light rain
Ajax, Ontario
🌞 Daytime
Updated: 2026-04-25 07:15
Humidity
87%
Wind
28.8 km/h ENE
Wind Gust
39.1 km/h
Pressure
1011 mb
Visibility
14 km
UV Index
0
(Low)
Precipitation
1.41 mm
Cloud Cover
100%
Dew Point
2.1°C
Wind Degree
62°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
188.9 μg/m³
NO₂
6.8 μg/m³
O₃
65 μg/m³
SO₂
2.1 μg/m³
PM 2.5
10.7 μg/m³
PM 10
12.7 μg/m³
Today's Hourly Forecast
24-hour breakdown for Ajax, Ontario
12 AM
7°
Clear
1 AM
7°
Clear
2 AM
7°
Clear
3 AM
7°
Patchy rain nearby
4 AM
7°
Patchy rain nearby
5 AM
6°
Moderate rain at times
6 AM
6°
Heavy rain at times
7 AM
5°
Light rain
8 AM
6°
Patchy rain nearby
9 AM
6°
Patchy rain nearby
10 AM
6°
Patchy rain nearby
11 AM
7°
Patchy rain nearby
12 PM
8°
Patchy light rain
1 PM
8°
Light drizzle
2 PM
8°
Light drizzle
3 PM
9°
Light drizzle
4 PM
10°
Patchy rain nearby
5 PM
9°
Partly Cloudy
6 PM
8°
Overcast
7 PM
7°
Cloudy
8 PM
6°
Partly Cloudy
9 PM
5°
Partly Cloudy
10 PM
5°
Partly Cloudy
11 PM
5°
Partly Cloudy
3-Day Forecast
Daily overview for Ajax, Ontario
Today
Moderate rain
10°
/
5°
🌧️ 89% chance of rain
💧 Avg. humidity: 75%
💨 Max wind: 33.5 km/h
🌧️ Total precip: 10.59 mm
☀️ UV Index: 0.7
🌅 Sunrise: 06:17 AM
🌇 Sunset: 08:12 PM
🌙 Waxing Gibbous
🌑 Moon: 60% lit
Sun, Apr 26
Sunny
10°
/
4°
🌧️ 0% chance of rain
💧 Avg. humidity: 74%
💨 Max wind: 10.8 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 6.3
🌅 Sunrise: 06:15 AM
🌇 Sunset: 08:13 PM
🌙 Waxing Gibbous
🌑 Moon: 70% lit
Mon, Apr 27
Sunny
11°
/
5°
🌧️ 0% chance of rain
💧 Avg. humidity: 75%
💨 Max wind: 27.4 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 6.6
🌅 Sunrise: 06:14 AM
🌇 Sunset: 08:14 PM
🌙 Waxing Gibbous
🌑 Moon: 79% lit
Best Time to Visit Ajax
Plan your trip to Ajax, 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 Ajax?
Current conditions in Ajax: Light rain, temperature 5°C, humidity 87%.
What is the best time to visit Ajax?
The best time to visit Ajax is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Ajax?
Ajax is located at approximately 43.9° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Ajax?
The wettest period in Ajax is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Ajax?
For visits to Ajax during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What are the public holidays in Ajax in 2026?
View the 2026 public holidays for Ajax on our Holidays page.
What are the GPS coordinates used for the weather forecast in Ajax?
The weather forecast for Ajax uses coordinates 43.8505, -79.0209.
What is the current temperature outside in Ajax?
The current outdoor temperature in Ajax is 5°C (41°F) with light rain.
What is the hourly weather forecast for Ajax today?
Today's hour-by-hour weather breakdown for Ajax 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 Ajax tomorrow hour by hour?
Tomorrow's forecast for Ajax shows a high of 10°C and a low of 4°C. See the 3-Day Forecast section above for a full hourly breakdown.
What is the chance of rain today in Ajax?
There is a 89% chance of rain in Ajax 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 Ajax?
Yes, there is a 89% chance of rain in Ajax today — consider carrying an umbrella. Check the hourly forecast above for the most likely rain windows.