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Ajax ON Weather - Overcast
Overcast
63°F
Updated 3:41 pm
Feels Like 57°F
Humidity 58%
Wind SSW 9 mph
Barometer  29.97 in
Visibility 6 mi
Ajax ON Weather - Overcast
Overcast
17°C
Updated 3:41 pm
Feels Like 14°C
Humidity 58%
Wind SSW 14 km/h
Barometer  101.5 kPa
Visibility 10 km
Ajax, ON Weather and Current Conditionsajax on weather forecast

Ajax, ON Weather Forecast

Ajax Ontario WeatherAjax, Ontario Weather Weather Forecast
14 Day API Ajax, ON Weather Forecast. Note: Our 7 day Ajax, Ontario weather forecast is our most reliable, and specific forecast. This model should only be used as a probable scenario. Forecasting more than 7 days ahead is challenging.
Ajax, ON Weather Forecast Dated: 341 PM Sun Sep 20 2026
Expect a cool pattern with a mix of sun and clouds and mostly dry weather over the coming period. moderate humidity and a stable pattern will dominate.

Sunday, September 20, 2026

Mid-Morning
Ajax Weather - 2026-09-20 - Morning - Overcast
14°C 58°F
Overcast
Mid-Afternoon
Ajax Weather - 2026-09-20 - Afternoon - Overcast
17°C 63°F
Overcast
Early-Evening
Ajax Weather - 2026-09-20 - Evening - Overcast
19°C 66°F
Overcast
Refreshing around 17°C 63°F, overcast throughout the day, with steady humidity and steady pressure. Winds turning from the NNE to the N at 16 km/h 10 mph.

Monday, September 21, 2026

Mid-Morning
Ajax Weather - 2026-09-21 - Morning - Overcast
8°C 47°F
Overcast
Mid-Afternoon
Ajax Weather - 2026-09-21 - Afternoon - Overcast
13°C 56°F
Overcast
Early-Evening
Ajax Weather - 2026-09-21 - Evening - Overcast
15°C 59°F
Overcast
Cool and brisk at 13°C 56°F, overcast throughout the day, with lower humidity and steady pressure. Winds blowing from the E at 22 km/h 14 mph.

Tuesday, September 22, 2026

Mid-Morning
Ajax Weather - 2026-09-22 - Morning - Sunny
10°C 50°F
Sunny
Mid-Afternoon
Ajax Weather - 2026-09-22 - Afternoon - Partly Cloudy
15°C 60°F
Partly Cloudy
Early-Evening
Ajax Weather - 2026-09-22 - Evening - Overcast
17°C 62°F
Overcast
Comfortable at 15°C 60°F, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds E at 35 km/h 21 mph. Gusts up to 36 km/h 22 mph.

Wednesday, September 23, 2026

Mid-Morning
Ajax Weather - 2026-09-23 - Morning - Partly Cloudy
11°C 52°F
Partly Cloudy
Mid-Afternoon
Ajax Weather - 2026-09-23 - Afternoon - Sunny
15°C 59°F
Sunny
Early-Evening
Ajax Weather - 2026-09-23 - Evening - Sunny
17°C 62°F
Sunny
Cool with a high near 15°C 59°F, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds swinging from the ENE to the E at 27 km/h 17 mph. Gusts up to 36 km/h 23 mph.

Thursday, September 24, 2026

Mid-Morning
Ajax Weather - 2026-09-24 - Morning - Sunny
14°C 57°F
Sunny
Mid-Afternoon
Ajax Weather - 2026-09-24 - Afternoon - Overcast
15°C 59°F
Overcast
Early-Evening
Ajax Weather - 2026-09-24 - Evening - Overcast
16°C 61°F
Overcast
Refreshing around 15°C 59°F, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds tapering down from ENE 24 km/h 15 mph to ENE 12 km/h 7 mph.

Friday, September 25, 2026

Mid-Morning
Ajax Weather - 2026-09-25 - Morning - Sunny
13°C 55°F
Sunny
Mid-Afternoon
Ajax Weather - 2026-09-25 - Afternoon - Sunny
20°C 68°F
Sunny
Early-Evening
Ajax Weather - 2026-09-25 - Evening - Sunny
19°C 65°F
Sunny
Pleasant near 20°C 68°F, sunny throughout the day, with lower humidity and steady pressure. Winds turning from the N to the NNW at 20 km/h 13 mph. Gusts up to 33 km/h 21 mph.

Saturday, September 26, 2026

Mid-Morning
Ajax Weather - 2026-09-26 - Morning - Overcast
15°C 58°F
Overcast
Mid-Afternoon
Ajax Weather - 2026-09-26 - Afternoon - Overcast
18°C 64°F
Overcast
Early-Evening
Ajax Weather - 2026-09-26 - Evening - Partly Cloudy
18°C 64°F
Partly Cloudy
Comfortable at 18°C 64°F, partly cloudy in the morning, overcast in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds switching from the WSW to the S at 14 km/h 9 mph.

Sunday, September 27, 2026

Mid-Morning
Ajax Weather - 2026-09-27 - Morning - Sunny
14°C 58°F
Sunny
Mid-Afternoon
Ajax Weather - 2026-09-27 - Afternoon - Sunny
16°C 60°F
Sunny
Early-Evening
Ajax Weather - 2026-09-27 - Evening - Sunny
17°C 62°F
Sunny
Cool with a high near 16°C 60°F, sunny throughout the day, with steady humidity and steady pressure.

Monday, September 28, 2026

Mid-Morning
Ajax Weather - 2026-09-28 - Morning - Sunny
15°C 60°F
Sunny
Mid-Afternoon
Ajax Weather - 2026-09-28 - Afternoon - Overcast
17°C 63°F
Overcast
Early-Evening
Ajax Weather - 2026-09-28 - Evening - Overcast
18°C 64°F
Overcast
Refreshing around 17°C 63°F, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and barometric pressure falling. Winds building from ESE at 19 km/h 12 mph to SSE at 34 km/h 21 mph. Gusts up to 48 km/h 30 mph.

Tuesday, September 29, 2026

Mid-Morning
Ajax Weather - 2026-09-29 - Morning - Light Showers
16°C 60°F
Light Showers
Mid-Afternoon
Ajax Weather - 2026-09-29 - Afternoon - Partly Cloudy
14°C 57°F
Partly Cloudy
Early-Evening
Ajax Weather - 2026-09-29 - Evening - Sunny
14°C 57°F
Sunny
Cool and brisk at 14°C 57°F, early showers breaking for a drier afternoon, with lower humidity and barometric pressure rising. Winds swinging from the SW to the W at 26 km/h 17 mph. Gusts up to 33 km/h 20 mph.

Wednesday, September 30, 2026

Mid-Morning
Ajax Weather - 2026-09-30 - Morning - Sunny
12°C 53°F
Sunny
Mid-Afternoon
Ajax Weather - 2026-09-30 - Afternoon - Sunny
15°C 58°F
Sunny
Early-Evening
Ajax Weather - 2026-09-30 - Evening - Overcast
16°C 61°F
Overcast
Comfortable at 15°C 58°F, sunny through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling. Winds shifting from the WSW to the E at 7 km/h 5 mph.

Thursday, October 1, 2026

Mid-Morning
Ajax Weather - 2026-10-01 - Morning - Sunny
17°C 63°F
Sunny
Mid-Afternoon
Ajax Weather - 2026-10-01 - Afternoon - Sunny
18°C 64°F
Sunny
Early-Evening
Ajax Weather - 2026-10-01 - Evening - Sunny
18°C 63°F
Sunny
Cool with a high near 18°C 64°F, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds turning from the SW to the WSW at 23 km/h 14 mph.

Friday, October 2, 2026

Mid-Morning
Ajax Weather - 2026-10-02 - Morning - Partly Cloudy
14°C 58°F
Partly Cloudy
Mid-Afternoon
Ajax Weather - 2026-10-02 - Afternoon - Overcast
17°C 62°F
Overcast
Early-Evening
Ajax Weather - 2026-10-02 - Evening - Overcast
16°C 59°F
Overcast
Refreshing around 17°C 62°F, cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds switching from the WSW to the WNW at 21 km/h 14 mph. Gusts up to 33 km/h 21 mph.

Saturday, October 3, 2026

Mid-Morning
Ajax Weather - 2026-10-03 - Morning - Partly Cloudy
12°C 54°F
Partly Cloudy
Mid-Afternoon
Ajax Weather - 2026-10-03 - Afternoon - Overcast
16°C 60°F
Overcast
Early-Evening
Ajax Weather - 2026-10-03 - Evening - Sunny
14°C 58°F
Sunny
Mildly cool near 16°C 60°F, cloudy in the morning, overcast in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure. Winds moving from the WNW to the NNW at 18 km/h 11 mph.

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Weather by the Numbers

Sun, 20th
Ajax ON Weather - Sunday, Sep 20, 2026 - Overcast
Hi: 20°C 68°F
Lo: 14°C 56°F
Sunrise 07:01 AM
Sunset 07:17 PM
Wind NE 8 km/h5 mph
Dew Point 7°C44°F
uv Index 1
Barometric Pressure 101.6 kPa30 in
POP 11% *
Humidity 48%
Mon, 21st
Ajax ON Weather - Monday, Sep 21, 2026 - Overcast
Hi: 16°C 61°F
Lo: 8°C 47°F
Sunrise 07:02 AM
Sunset 07:15 PM
Wind ENE 22 km/h14 mph
Dew Point 3°C38°F
uv Index 4
Barometric Pressure 102.6 kPa30.3 in
POP 14% *
Humidity 59%
Tue, 22nd
Ajax ON Weather - Tuesday, Sep 22, 2026 - Sunny
Hi: 17°C 63°F
Lo: 10°C 50°F
Sunrise 07:03 AM
Sunset 07:14 PM
Wind ENE 37 km/h23 mph
Dew Point 5°C41°F
uv Index 4
Barometric Pressure 102.9 kPa30.39 in
POP 3% *
Humidity 57%
Wed, 23rd
Ajax ON Weather - Wednesday, Sep 23, 2026 - Sunny
Hi: 17°C 62°F
Lo: 10°C 51°F
Sunrise 07:05 AM
Sunset 07:12 PM
Wind ENE 35 km/h21 mph
Dew Point 10°C50°F
uv Index 4
Barometric Pressure 103.4 kPa30.53 in
POP 11% *
Humidity 80%
Thu, 24th
Ajax ON Weather - Thursday, Sep 24, 2026 - Overcast
Hi: 16°C 61°F
Lo: 13°C 55°F
Sunrise 07:06 AM
Sunset 07:10 PM
Wind E 26 km/h16 mph
Dew Point 9°C47°F
uv Index 3
Barometric Pressure 103.3 kPa30.5 in
POP 17% *
Humidity 67%
Fri, 25th
Ajax ON Weather - Friday, Sep 25, 2026 - Sunny
Hi: 22°C 71°F
Lo: 11°C 52°F
Sunrise 07:07 AM
Sunset 07:08 PM
Wind NNW 10 km/h6 mph
Dew Point 5°C41°F
uv Index 5
Barometric Pressure 102 kPa30.12 in
POP 1% *
Humidity 45%
Sat, 26th
Ajax ON Weather - Saturday, Sep 26, 2026 - Overcast
Hi: 18°C 64°F
Lo: 13°C 56°F
Sunrise 07:08 AM
Sunset 07:06 PM
Wind ENE 12 km/h7 mph
Dew Point 8°C46°F
uv Index 4
Barometric Pressure 102.1 kPa30.15 in
POP 13% *
Humidity 55%
Sun, 27th
Ajax ON Weather - Sunday, Sep 27, 2026 - Sunny
Hi: 17°C 62°F
Lo: 14°C 58°F
Sunrise 07:09 AM
Sunset 07:04 PM
Wind ESE 11 km/h7 mph
Dew Point 10°C49°F
uv Index 4
Barometric Pressure 102.3 kPa30.21 in
POP 6% *
Humidity 71%
Mon, 28th
Ajax ON Weather - Monday, Sep 28, 2026 - Cloudy
Hi: 18°C 65°F
Lo: 15°C 59°F
Sunrise 07:10 AM
Sunset 07:02 PM
Wind ESE 20 km/h13 mph
Dew Point 12°C53°F
uv Index 4
Barometric Pressure 101.6 kPa30 in
POP 9% *
Humidity 75%
Tue, 29th
Ajax ON Weather - Tuesday, Sep 29, 2026 - Overcast
Hi: 18°C 64°F
Lo: 13°C 56°F
Sunrise 07:12 AM
Sunset 07:01 PM
Wind W 24 km/h15 mph
Dew Point 10°C49°F
uv Index 3
Barometric Pressure 100.8 kPa29.77 in
POP 30% *
Humidity 75%
Wed, 30th
Ajax ON Weather - Wednesday, Sep 30, 2026 - Sunny
Hi: 16°C 61°F
Lo: 11°C 53°F
Sunrise 07:13 AM
Sunset 06:59 PM
Wind S 15 km/h9 mph
Dew Point 5°C41°F
uv Index 4
Barometric Pressure 101.6 kPa30 in
POP 3% *
Humidity 58%
Thu, 1st
Ajax ON Weather - Thursday, Oct 1, 2026 - Sunny
Hi: 18°C 65°F
Lo: 16°C 61°F
Sunrise 07:14 AM
Sunset 06:57 PM
Wind WSW 23 km/h14 mph
Dew Point 10°C51°F
uv Index 5
Barometric Pressure 101 kPa29.83 in
POP 5% *
Humidity 64%
Fri, 2nd
Ajax ON Weather - Friday, Oct 2, 2026 - Patchy Rain Nearby
Hi: 17°C 63°F
Lo: 13°C 56°F
Sunrise 07:15 AM
Sunset 06:55 PM
Wind WSW 23 km/h14 mph
Dew Point 8°C46°F
uv Index 4
Barometric Pressure 101.5 kPa29.97 in
POP 9% *
Humidity 57%
Sat, 3rd
Ajax ON Weather - Saturday, Oct 3, 2026 - Overcast
Hi: 16°C 60°F
Lo: 12°C 53°F
Sunrise 07:16 AM
Sunset 06:53 PM
Wind WNW 24 km/h15 mph
Dew Point 3°C37°F
uv Index 3
Barometric Pressure 102.2 kPa30.18 in
POP 5% *
Humidity 46%
* POP = Probability of Precipitation. Data for 12:00 PM.