St. Catharines 7-day Weather Forecast

ESOlex // Shutterstock

St. Catharines 7-day weather forecast

Stacker created the forecast for St. Catharines, Ontario using data from OpenWeather. This week's high is 16 °C on Saturday, while the low is 3 °C on Tuesday. There are expected to be 0 sunny days and rain on 7 days this week.

There are currently no weather alerts.

Monday, May 11

- High of 15 °C, low of 6 °C (52% humidity)
- Partly sunny with a 50% chance of rain (0 mm of rain)
- High risk of harm from sun exposure (6 UV index)
- Light breeze (18 km/h wind)
- Sunrise at 5:57 AM, sunset at 8:29 PM

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1 / 6

Stepan Bessmelnitsin // Shutterstock

Tuesday, May 12

- High of 11 °C, low of 3 °C (53% humidity)
- Partly cloudy with a 100% chance of rain (3 mm of rain)
- High risk of harm from sun exposure (7 UV index)
- Light breeze (18 km/h wind)
- Sunrise at 5:56 AM, sunset at 8:30 PM

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ESOlex // Shutterstock

Wednesday, May 13

- High of 14 °C, low of 7 °C (74% humidity)
- Partly sunny with a 100% chance of rain (16 mm of rain)
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (43 km/h wind)
- Sunrise at 5:55 AM, sunset at 8:31 PM

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otsphoto // Shutterstock

Thursday, May 14

- High of 8 °C, low of 6 °C (93% humidity)
- Overcast with a 100% chance of rain (4 mm of rain)
- Light breeze (26 km/h wind)
- Sunrise at 5:54 AM, sunset at 8:32 PM

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Leonid Ikan // Shutterstock

Friday, May 15

- High of 14 °C, low of 7 °C (62% humidity)
- Partly cloudy with a 100% chance of rain (0 mm of rain)
- Light breeze (22 km/h wind)
- Sunrise at 5:53 AM, sunset at 8:33 PM

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Deborah Kolb // Shutterstock

Saturday, May 16

- High of 16 °C, low of 9 °C (84% humidity)
- Overcast with a 100% chance of rain (9 mm of rain)
- Light breeze (22 km/h wind)
- Sunrise at 5:52 AM, sunset at 8:34 PM
- New moon

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LeManna // Shutterstock

Sunday, May 17

- High of 14 °C, low of 10 °C (87% humidity)
- Overcast with a 38% chance of rain (0 mm of rain)
- Light breeze (20 km/h wind)
- Sunrise at 5:51 AM, sunset at 8:35 PM