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 21 °C on Saturday, while the low is 8 °C on Monday. There are expected to be 2 sunny days and rain on 2 days this week.

There are currently no weather alerts.

Monday, October 13

- High of 16 °C, low of 8 °C (73% humidity)
- Partly cloudy with a 0% chance of snow
- Moderate risk of harm from sun exposure (4 UV index)
- Light breeze (26 km/h wind)
- Sunrise at 7:28 AM, sunset at 6:37 PM
- Last quarter moon

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Tuesday, October 14

- High of 19 °C, low of 12 °C (59% humidity)
- Fair with a 0% chance of snow
- Moderate risk of harm from sun exposure (4 UV index)
- Light breeze (23 km/h wind)
- Sunrise at 7:29 AM, sunset at 6:36 PM

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Wednesday, October 15

- High of 14 °C, low of 11 °C (48% humidity)
- Partly cloudy with a 0% chance of snow
- Moderate risk of harm from sun exposure (3 UV index)
- Light breeze (26 km/h wind)
- Sunrise at 7:30 AM, sunset at 6:34 PM

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Thursday, October 16

- High of 13 °C, low of 8 °C (37% humidity)
- Sunny with a 0% chance of snow
- Moderate risk of harm from sun exposure (3 UV index)
- Light breeze (20 km/h wind)
- Sunrise at 7:31 AM, sunset at 6:32 PM

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Friday, October 17

- High of 15 °C, low of 9 °C (42% humidity)
- Overcast with a 0% chance of snow
- Moderate risk of harm from sun exposure (4 UV index)
- Light air (10 km/h wind)
- Sunrise at 7:33 AM, sunset at 6:31 PM

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Saturday, October 18

- High of 21 °C, low of 13 °C (49% humidity)
- Mostly cloudy with a 100% chance of rain (3 mm of rain)
- Moderate risk of harm from sun exposure (4 UV index)
- Light breeze (26 km/h wind)
- Sunrise at 7:34 AM, sunset at 6:29 PM

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Sunday, October 19

- High of 18 °C, low of 11 °C (48% humidity)
- Partly cloudy with a 100% chance of rain (10 mm of rain)
- Moderate risk of harm from sun exposure (4 UV index)
- Gentle breeze (33 km/h wind)
- Sunrise at 7:35 AM, sunset at 6:27 PM