London 7-day weather forecast

Written by:
September 8, 2025
ESOlex // Shutterstock

London 7-day weather forecast

Stacker created the forecast for London, Ontario using data from OpenWeather. This week's high is 30 °C on Saturday, while the low is 7 °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, September 8

- High of 22 °C, low of 7 °C (33% humidity)
- Sunny with a 0% chance of snow
- High risk of harm from sun exposure (6 UV index)
- Light breeze (19 km/h wind)
- Sunrise at 6:57 AM, sunset at 7:48 PM
1 / 6
Nataliia K // Shutterstock

Tuesday, September 9

- High of 25 °C, low of 8 °C (27% humidity)
- Partly cloudy with a 0% chance of snow
- High risk of harm from sun exposure (6 UV index)
- Light breeze (21 km/h wind)
- Sunrise at 6:58 AM, sunset at 7:46 PM
2 / 6
Ryzhkov Oleksandr // Shutterstock

Wednesday, September 10

- High of 28 °C, low of 12 °C (26% humidity)
- Partly cloudy with a 0% chance of snow
- High risk of harm from sun exposure (6 UV index)
- Light breeze (19 km/h wind)
- Sunrise at 6:59 AM, sunset at 7:44 PM
3 / 6
VOJTa Herout // Shutterstock

Thursday, September 11

- High of 29 °C, low of 12 °C (23% humidity)
- Sunny with a 0% chance of snow
- High risk of harm from sun exposure (6 UV index)
- Light breeze (22 km/h wind)
- Sunrise at 7:00 AM, sunset at 7:42 PM
4 / 6
Gaschwald // Shutterstock

Friday, September 12

- High of 28 °C, low of 12 °C (25% humidity)
- Partly cloudy with a 0% chance of snow
- Light breeze (13 km/h wind)
- Sunrise at 7:01 AM, sunset at 7:40 PM
5 / 6
alisalipa // Shutterstock

Saturday, September 13

- High of 30 °C, low of 13 °C (27% humidity)
- Mostly cloudy with a 99% chance of rain (2 mm of rain)
- Light breeze (25 km/h wind)
- Sunrise at 7:02 AM, sunset at 7:39 PM
6 / 6
ESOlex // Shutterstock

Sunday, September 14

- High of 24 °C, low of 10 °C (65% humidity)
- Partly sunny with a 100% chance of rain (2 mm of rain)
- Light breeze (21 km/h wind)
- Sunrise at 7:03 AM, sunset at 7:37 PM
- Last quarter moon

Trending Now