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Town of Grimsby, ONGrimsby, ON 7-Day Weather Forecast
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Grimsby, ON Weather Forecast
Grimsby, ON Weather Forecast Date: 803 PM Wed Nov 11 2026 (Grimsby Time)
Today Lo: 4°C39°F Hi: 11°C51°F |
Overcast Wednesday, temperatures as high as 11°C51°F, low temperature around 4°C39°F, chance of rain 16%, wind out of the NE 4 km/h3 mph. Barometric pressure 101.3 kPa29.91 in, visibility 10 km6 mi, humidity 65%. |
Thursday Lo: 4°C39°F Hi: 7°C45°F |
Chance of showers Thursday, temperatures as high as 7°C45°F, low temperature around 4°C39°F, chance of rain 39%, wind out of the NNE 27 km/h17 mph. Barometric pressure 100.5 kPa29.68 in, visibility 10 km6 mi, humidity 84%. |
Friday Lo: 1°C33°F Hi: 4°C40°F |
Light snow Friday, temperatures as high as 4°C40°F, low temperature around 1°C33°F, probability of precipitation 17%, wind out of the N 17 km/h10 mph. Barometric pressure 101 kPa29.83 in, visibility 10 km6 mi, humidity 60%. |
Saturday Lo: -1°C31°F Hi: 6°C42°F |
Light sleet showers Saturday, temperatures as high as 6°C42°F, low temperature around -1°C31°F, chance of rain 25%, wind out of the NW 16 km/h10 mph. Barometric pressure 101.4 kPa29.94 in, visibility 10 km6 mi, humidity 67%. |
| Sunday Lo: 2°C36°F Hi: 7°C44°F |
Chance of showers Sunday, temperatures as high as 7°C44°F, low temperature around 2°C36°F, chance of rain 20%, wind out of the NNW 13 km/h8 mph. Barometric pressure 102.6 kPa30.3 in, visibility 10 km6 mi, humidity 70%. |
Monday Lo: 4°C38°F Hi: 8°C46°F |
Cloudy Monday, temperatures as high as 8°C46°F, low temperature around 4°C38°F, chance of rain 13%, wind out of the NW 9 km/h6 mph. Barometric pressure 103.3 kPa30.5 in, visibility 10 km6 mi, humidity 59%. |
Tuesday Lo: 1°C33°F Hi: 9°C49°F |
Sunny Tuesday, temperatures as high as 9°C49°F, low temperature around 1°C33°F, chance of rain 3%, wind out of the W 7 km/h4 mph. Barometric pressure 103.3 kPa30.5 in, visibility 10 km6 mi, humidity 56%. |
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