Clarkson, ON 14 Day Weather - WeatherWorld.com

Feedback E-mail the Weather

Quick Weather Clicks

Clarkson, ON Weather - 14-Day Weather Forecast

Current Conditions

Settings
Clarkson ON Weather - Overcast
Overcast
69°F
Updated 3:22 pm
Feels Like 64°F
Humidity 35%
Wind NNE 6 mph
Barometer  29.97 in
Visibility 6 mi
Clarkson ON Weather - Overcast
Overcast
20°C
Updated 3:22 pm
Feels Like 18°C
Humidity 35%
Wind NNE 9 km/h
Barometer  101.5 kPa
Visibility 10 km
Clarkson, ON Weather and Current Conditionsclarkson on weather forecast

Clarkson, ON Weather Forecast

Clarkson Ontario WeatherClarkson, Ontario Weather Weather Forecast
14 day API weather forecast for Clarkson, Ontario. Note: The 7-day weather forecast for Clarkson, ON is the most reliable and accurate weather forecast. This model should only be used as a likely scenario. It is difficult to predict weather more than 7 days ahead.
Clarkson, ON Weather Forecast Dated: 322 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
Clarkson Weather - 2026-09-20 - Morning - Overcast
13°C 56°F
Overcast
Mid-Afternoon
Clarkson Weather - 2026-09-20 - Afternoon - Overcast
20°C 69°F
Overcast
Early-Evening
Clarkson Weather - 2026-09-20 - Evening - Overcast
18°C 64°F
Overcast
Pleasant near 20°C 69°F, overcast throughout the day, with steady humidity and steady pressure. Winds turning from the N to the NNW at 16 km/h 10 mph.

Monday, September 21, 2026

Mid-Morning
Clarkson Weather - 2026-09-21 - Morning - Overcast
9°C 48°F
Overcast
Mid-Afternoon
Clarkson Weather - 2026-09-21 - Afternoon - Overcast
13°C 56°F
Overcast
Early-Evening
Clarkson Weather - 2026-09-21 - Evening - Overcast
13°C 56°F
Overcast
Cool and brisk at 13°C 56°F, overcast throughout the day, with lower humidity and steady pressure. Winds switching from the NE to the ENE at 15 km/h 10 mph.

Tuesday, September 22, 2026

Mid-Morning
Clarkson Weather - 2026-09-22 - Morning - Partly Cloudy
10°C 50°F
Partly Cloudy
Mid-Afternoon
Clarkson Weather - 2026-09-22 - Afternoon - Overcast
16°C 60°F
Overcast
Early-Evening
Clarkson Weather - 2026-09-22 - Evening - Overcast
15°C 59°F
Overcast
Comfortable at 16°C 60°F, cloudy in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds moving from the NE to the E at 18 km/h 11 mph. Gusts up to 34 km/h 21 mph.

Wednesday, September 23, 2026

Mid-Morning
Clarkson Weather - 2026-09-23 - Morning - Partly Cloudy
12°C 54°F
Partly Cloudy
Mid-Afternoon
Clarkson Weather - 2026-09-23 - Afternoon - Sunny
17°C 62°F
Sunny
Early-Evening
Clarkson Weather - 2026-09-23 - Evening - Sunny
15°C 59°F
Sunny
Cool with a high near 17°C 62°F, partly 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 17 km/h 11 mph. Gusts up to 33 km/h 21 mph.

Thursday, September 24, 2026

Mid-Morning
Clarkson Weather - 2026-09-24 - Morning - Sunny
14°C 57°F
Sunny
Mid-Afternoon
Clarkson Weather - 2026-09-24 - Afternoon - Partly Cloudy
17°C 62°F
Partly Cloudy
Early-Evening
Clarkson Weather - 2026-09-24 - Evening - Overcast
15°C 59°F
Overcast
Refreshing around 17°C 62°F, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds blowing from the E at 21 km/h 13 mph.

Friday, September 25, 2026

Mid-Morning
Clarkson Weather - 2026-09-25 - Morning - Sunny
12°C 54°F
Sunny
Mid-Afternoon
Clarkson Weather - 2026-09-25 - Afternoon - Sunny
20°C 69°F
Sunny
Early-Evening
Clarkson Weather - 2026-09-25 - Evening - Sunny
17°C 63°F
Sunny
Pleasant near 20°C 69°F, sunny throughout the day, with lower humidity and steady pressure. Winds ESE at 14 km/h 9 mph.

Saturday, September 26, 2026

Mid-Morning
Clarkson Weather - 2026-09-26 - Morning - Overcast
15°C 59°F
Overcast
Mid-Afternoon
Clarkson Weather - 2026-09-26 - Afternoon - Partly Cloudy
21°C 69°F
Partly Cloudy
Early-Evening
Clarkson Weather - 2026-09-26 - Evening - Partly Cloudy
18°C 64°F
Partly Cloudy
Comfortable with temperatures reaching 21°C 69°F, partly cloudy in the morning, cloudy in the afternoon, and partly cloudy this evening, with lower humidity and steady pressure.

Sunday, September 27, 2026

Mid-Morning
Clarkson Weather - 2026-09-27 - Morning - Sunny
14°C 58°F
Sunny
Mid-Afternoon
Clarkson Weather - 2026-09-27 - Afternoon - Sunny
20°C 68°F
Sunny
Early-Evening
Clarkson Weather - 2026-09-27 - Evening - Sunny
17°C 63°F
Sunny
Enjoyable around 20°C 68°F, sunny throughout the day, with steady humidity and steady pressure.

Monday, September 28, 2026

Mid-Morning
Clarkson Weather - 2026-09-28 - Morning - Sunny
15°C 58°F
Sunny
Mid-Afternoon
Clarkson Weather - 2026-09-28 - Afternoon - Sunny
21°C 69°F
Sunny
Early-Evening
Clarkson Weather - 2026-09-28 - Evening - Overcast
19°C 65°F
Overcast
Mild temperatures up to 21°C 69°F, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with lower humidity and barometric pressure falling. Winds switching from the ESE to the SE at 19 km/h 12 mph. Gusts up to 39 km/h 24 mph.

Tuesday, September 29, 2026

Mid-Morning
Clarkson Weather - 2026-09-29 - Morning - Light Showers
13°C 55°F
Light Showers
Mid-Afternoon
Clarkson Weather - 2026-09-29 - Afternoon - Overcast
14°C 56°F
Overcast
Early-Evening
Clarkson Weather - 2026-09-29 - Evening - Partly Cloudy
12°C 55°F
Partly Cloudy
Cool and brisk at 14°C 56°F, early showers breaking for a drier afternoon, with lower humidity and barometric pressure rising. Winds blowing from the W at 21 km/h 13 mph.

Wednesday, September 30, 2026

Mid-Morning
Clarkson Weather - 2026-09-30 - Morning - Cloudy
10°C 50°F
Cloudy
Mid-Afternoon
Clarkson Weather - 2026-09-30 - Afternoon - Partly Cloudy
17°C 62°F
Partly Cloudy
Early-Evening
Clarkson Weather - 2026-09-30 - Evening - Overcast
16°C 60°F
Overcast
Comfortable at 17°C 62°F, partly cloudy in the morning, sunny in the afternoon, and cloudy this evening, with steady humidity and barometric pressure falling. Winds swinging from the SSW to the S at 12 km/h 8 mph.

Thursday, October 1, 2026

Mid-Morning
Clarkson Weather - 2026-10-01 - Morning - Partly Cloudy
16°C 60°F
Partly Cloudy
Mid-Afternoon
Clarkson Weather - 2026-10-01 - Afternoon - Sunny
19°C 66°F
Sunny
Early-Evening
Clarkson Weather - 2026-10-01 - Evening - Sunny
16°C 61°F
Sunny
Cool with a high near 19°C 66°F, cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and barometric pressure rising. Winds out of the W at 18 km/h 11 mph.

Friday, October 2, 2026

Mid-Morning
Clarkson Weather - 2026-10-02 - Morning - Sunny
13°C 55°F
Sunny
Mid-Afternoon
Clarkson Weather - 2026-10-02 - Afternoon - Cloudy
17°C 63°F
Cloudy
Early-Evening
Clarkson Weather - 2026-10-02 - Evening - Scattered Showers
14°C 57°F
Scattered Showers
Refreshing around 17°C 63°F, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds turning from the W to the WNW at 15 km/h 9 mph.

Saturday, October 3, 2026

Mid-Morning
Clarkson Weather - 2026-10-03 - Morning - Partly Cloudy
12°C 53°F
Partly Cloudy
Mid-Afternoon
Clarkson Weather - 2026-10-03 - Afternoon - Overcast
15°C 58°F
Overcast
Early-Evening
Clarkson Weather - 2026-10-03 - Evening - Sunny
14°C 56°F
Sunny
Mildly cool near 15°C 58°F, overcast through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds switching from the WNW to the NW at 12 km/h 8 mph.

Trending Headlines

Clarkson, ON Weather Radar Map

Use the map search tool if you want to place a location marker on the radar map...

Clarkson, ON 7 Day Weather

National Two Day Weather Forecast


E-mail the Clarkson Weather Forecast

Voice your opinion or tell us about page issues...

Weather by the Numbers

Sun, 20th
Clarkson ON Weather - Sunday, Sep 20, 2026 - Overcast
Hi: 21°C 69°F
Lo: 13°C 55°F
Sunrise 07:04 AM
Sunset 07:20 PM
Wind NNE 11 km/h7 mph
Dew Point 4°C39°F
uv Index 1
Barometric Pressure 101.6 kPa30 in
POP 10% *
Humidity 39%
Mon, 21st
Clarkson ON Weather - Monday, Sep 21, 2026 - Overcast
Hi: 13°C 56°F
Lo: 9°C 48°F
Sunrise 07:05 AM
Sunset 07:18 PM
Wind ENE 17 km/h11 mph
Dew Point 2°C35°F
uv Index 4
Barometric Pressure 102.5 kPa30.27 in
POP 12% *
Humidity 49%
Tue, 22nd
Clarkson ON Weather - Tuesday, Sep 22, 2026 - Sunny
Hi: 16°C 60°F
Lo: 8°C 47°F
Sunrise 07:06 AM
Sunset 07:16 PM
Wind ENE 24 km/h15 mph
Dew Point 4°C39°F
uv Index 4
Barometric Pressure 102.8 kPa30.36 in
POP 2% *
Humidity 51%
Wed, 23rd
Clarkson ON Weather - Wednesday, Sep 23, 2026 - Sunny
Hi: 17°C 62°F
Lo: 10°C 50°F
Sunrise 07:07 AM
Sunset 07:14 PM
Wind E 25 km/h16 mph
Dew Point 5°C41°F
uv Index 4
Barometric Pressure 103.2 kPa30.47 in
POP 2% *
Humidity 47%
Thu, 24th
Clarkson ON Weather - Thursday, Sep 24, 2026 - Sunny
Hi: 17°C 62°F
Lo: 12°C 53°F
Sunrise 07:08 AM
Sunset 07:12 PM
Wind E 23 km/h14 mph
Dew Point 3°C38°F
uv Index 5
Barometric Pressure 103.3 kPa30.5 in
POP 2% *
Humidity 42%
Fri, 25th
Clarkson ON Weather - Friday, Sep 25, 2026 - Sunny
Hi: 20°C 69°F
Lo: 10°C 50°F
Sunrise 07:09 AM
Sunset 07:10 PM
Wind WSW 14 km/h9 mph
Dew Point 3°C37°F
uv Index 5
Barometric Pressure 102.1 kPa30.15 in
POP 1% *
Humidity 39%
Sat, 26th
Clarkson ON Weather - Saturday, Sep 26, 2026 - Overcast
Hi: 21°C 70°F
Lo: 13°C 55°F
Sunrise 07:11 AM
Sunset 07:09 PM
Wind NNE 13 km/h8 mph
Dew Point 6°C42°F
uv Index 4
Barometric Pressure 102.2 kPa30.18 in
POP 9% *
Humidity 42%
Sun, 27th
Clarkson ON Weather - Sunday, Sep 27, 2026 - Sunny
Hi: 20°C 68°F
Lo: 12°C 54°F
Sunrise 07:12 AM
Sunset 07:07 PM
Wind ESE 9 km/h6 mph
Dew Point 8°C46°F
uv Index 5
Barometric Pressure 102.2 kPa30.18 in
POP 2% *
Humidity 50%
Mon, 28th
Clarkson ON Weather - Monday, Sep 28, 2026 - Partly Cloudy
Hi: 21°C 69°F
Lo: 13°C 55°F
Sunrise 07:13 AM
Sunset 07:05 PM
Wind SE 14 km/h9 mph
Dew Point 10°C49°F
uv Index 5
Barometric Pressure 101.5 kPa29.97 in
POP 3% *
Humidity 56%
Tue, 29th
Clarkson ON Weather - Tuesday, Sep 29, 2026 - Overcast
Hi: 17°C 63°F
Lo: 10°C 51°F
Sunrise 07:14 AM
Sunset 07:03 PM
Wind W 17 km/h11 mph
Dew Point 8°C46°F
uv Index 3
Barometric Pressure 100.9 kPa29.8 in
POP 36% *
Humidity 77%
Wed, 30th
Clarkson ON Weather - Wednesday, Sep 30, 2026 - Sunny
Hi: 17°C 62°F
Lo: 8°C 47°F
Sunrise 07:15 AM
Sunset 07:01 PM
Wind SSE 14 km/h9 mph
Dew Point 4°C38°F
uv Index 4
Barometric Pressure 101.5 kPa29.97 in
POP 5% *
Humidity 47%
Thu, 1st
Clarkson ON Weather - Thursday, Oct 1, 2026 - Sunny
Hi: 19°C 66°F
Lo: 14°C 58°F
Sunrise 07:16 AM
Sunset 06:59 PM
Wind W 19 km/h12 mph
Dew Point 7°C44°F
uv Index 5
Barometric Pressure 101.1 kPa29.85 in
POP 3% *
Humidity 49%
Fri, 2nd
Clarkson ON Weather - Friday, Oct 2, 2026 - Overcast
Hi: 18°C 64°F
Lo: 11°C 52°F
Sunrise 07:18 AM
Sunset 06:58 PM
Wind W 19 km/h12 mph
Dew Point 5°C41°F
uv Index 4
Barometric Pressure 101.5 kPa29.97 in
POP 4% *
Humidity 48%
Sat, 3rd
Clarkson ON Weather - Saturday, Oct 3, 2026 - Overcast
Hi: 16°C 60°F
Lo: 10°C 50°F
Sunrise 07:19 AM
Sunset 06:56 PM
Wind WNW 14 km/h9 mph
Dew Point 1°C34°F
uv Index 3
Barometric Pressure 102.3 kPa30.21 in
POP 7% *
Humidity 42%
* POP = Probability of Precipitation. Data for 12:00 PM.