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Lanark, ON Weather Forecast
Lanark, ON Weather Forecast Date: 300 AM Mon Sep 21 2026 (Lanark Time)
Today Lo: 4°C39°F Hi: 13°C56°F |
Overcast Monday, temperatures as high as 13°C56°F, low temperature around 4°C39°F, chance of rain 11%, wind out of the NNE 15 km/h9 mph. Barometric pressure 102.6 kPa30.3 in, visibility 10 km6 mi, humidity 45%. |
Tuesday Lo: 5°C41°F Hi: 15°C59°F |
Sunny Tuesday, temperatures as high as 15°C59°F, low temperature around 5°C41°F, chance of rain 1%, wind out of the ENE 17 km/h10 mph. Barometric pressure 103.1 kPa30.45 in, visibility 10 km6 mi, humidity 46%. |
| Wednesday Lo: 6°C42°F Hi: 16°C60°F |
Overcast Wednesday, temperatures as high as 16°C60°F, low temperature around 6°C42°F, chance of rain 12%, wind out of the ENE 16 km/h10 mph. Barometric pressure 103.4 kPa30.53 in, visibility 10 km6 mi, humidity 50%. |
| Thursday Lo: 5°C42°F Hi: 17°C63°F |
Overcast Thursday, temperatures as high as 17°C63°F, low temperature around 5°C42°F, chance of rain 10%, wind out of the ENE 14 km/h9 mph. Barometric pressure 103.1 kPa30.45 in, visibility 10 km6 mi, humidity 47%. |
| Friday Lo: 6°C43°F Hi: 19°C66°F |
Sunny Friday, temperatures as high as 19°C66°F, low temperature around 6°C43°F, chance of rain 1%, wind out of the N 13 km/h8 mph. Barometric pressure 102.7 kPa30.33 in, visibility 10 km6 mi, humidity 44%. |
| Saturday Lo: 9°C48°F Hi: 19°C66°F |
Overcast Saturday, temperatures as high as 19°C66°F, low temperature around 9°C48°F, chance of rain 11%, wind out of the NNE 19 km/h12 mph. Barometric pressure 102.2 kPa30.18 in, visibility 10 km6 mi, humidity 46%. |
| Sunday Lo: 6°C44°F Hi: 16°C61°F |
Sunny Sunday, temperatures as high as 16°C61°F, low temperature around 6°C44°F, chance of rain 1%, wind out of the ENE 18 km/h11 mph. Barometric pressure 103.1 kPa30.45 in, visibility 10 km6 mi, humidity 37%. |
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