See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:55
Sunrise
19:30
Sunset
Moon
Waning Crescent
04:52
Moonrise
18:56
Moonset
Daily Forecast
Today
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Air Quality Data Available
Upgrade to access real-time air quality data for Ajax.
Resources
UV Index
Humidity
Weather in Ajax today, September 09, 2026
Cloud cover dominates in Ajax on September 09, 2026, keeping sunshine limited. Expect a grey, overcast feel rather than long bright spells.
The temperature range runs from about 18°C up to 23°C. The air stays humid, with relative humidity between 86% and 100% and the peak around 12:00. A lighter breeze peaks around 19:00 near 6.9 km/h.
Through the afternoon cloud remains the main feature, with cover near 100% around 12:00. Bright spells should stay limited even as the day wears on. Horizontal visibility sits around 12.5 km, briefly nearer 0.2 km. Expect sunrise at 06:55, sunset at 19:30, and 12 hours 35 minutes of sunlight today overall.
In short, cloud leads the story in Ajax on September 09, 2026; expect limited sun and a peak around 23°C.
Frequently asked questions about weather in Ajax
How warm does it get in Ajax?
The warmest month in Ajax is August, with average high temperatures of 23°C. The average temperature during this period is around 21°C.
How cold does it get in Ajax?
The coldest month in Ajax is January, with average low temperatures of -4°C. The average temperature during this period is around -2°C.
What is the wettest time of year in Ajax?
The wettest month in Ajax is April, with an average of 111mm of precipitation.
What is the driest time of year in Ajax?
The driest month in Ajax is September, with an average of 62mm of precipitation.