St. Catharines 7-day Weather Forecast

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St. Catharines 7-day weather forecast

Stacker created the forecast for St. Catharines, Ontario using data from OpenWeather. This week's high is 9 °C on Thursday, while the low is -12 °C on Monday. There are expected to be 0 sunny days, snow on 2 days, and 3 days of rain this week.

There are currently no weather alerts.

Monday, December 15

- High of -3 °C, low of -12 °C (84% humidity)
- Overcast with a 78% chance of snow (1 mm of snow)
- Gentle breeze (34 km/h wind)
- Sunrise at 7:42 AM, sunset at 4:42 PM

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Tuesday, December 16

- High of 3 °C, low of -8 °C (81% humidity)
- Mostly cloudy with a 0% chance of snow
- Gentle breeze (41 km/h wind)
- Sunrise at 7:42 AM, sunset at 4:42 PM

2 / 6

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Wednesday, December 17

- High of 4 °C, low of -1 °C (86% humidity)
- Overcast with a 0% chance of snow
- Moderate breeze (48 km/h wind)
- Sunrise at 7:43 AM, sunset at 4:43 PM

3 / 6

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Thursday, December 18

- High of 9 °C, low of -1 °C (85% humidity)
- Overcast with a 100% chance of rain (4 mm of rain)
- Moderate breeze (47 km/h wind)
- Sunrise at 7:44 AM, sunset at 4:43 PM

4 / 6

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Friday, December 19

- High of 6 °C, low of -5 °C (62% humidity)
- Overcast with a 100% chance of rain (1 mm of rain)
- Gentle breeze (44 km/h wind)
- Sunrise at 7:44 AM, sunset at 4:43 PM
- New moon

5 / 6

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Saturday, December 20

- High of 7 °C, low of -5 °C (77% humidity)
- Overcast with a 20% chance of snow (0 mm of snow)
- Gentle breeze (37 km/h wind)
- Sunrise at 7:45 AM, sunset at 4:44 PM

6 / 6

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Sunday, December 21

- High of 6 °C, low of -2 °C (89% humidity)
- Overcast with a 100% chance of rain (2 mm of rain)
- Gentle breeze (34 km/h wind)
- Sunrise at 7:45 AM, sunset at 4:44 PM