Ajax

Durham, Ontario, Canada

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Current Weather

21°

Light Rain and Humid

Feels Like: 23°

Min: 18°

Max: 23°

The next few hours will be overcast, with today reaching 23°C and dropping to 17°C. The coming days will be partly cloudy throughout the day.

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Hourly Forecast

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11pm
12am
1am
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4am
5am
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Today
Tomorrow

Daylight Hours

06:55

Sunrise

19:30

Sunset

12 hours 35 minutes of sunlight today

Moon

Waning Crescent

04:52

Moonrise

18:56

Moonset

Daily Forecast

Today

18°
23°

Thursday

16°
23°

Friday

13°
22°

Saturday

15°
23°

Sunday

18°
24°

Monday

15°
21°

Tuesday

18°
24°

Wednesday

16°
21°

Thursday

15°
19°

Friday

13°
22°

Air Quality Data Available

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UV Index

No protection needed
1 Low
Low Extreme

Humidity

99% Very Humid
Low High

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.

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Metric (°C, km/h)