London 7-day weather forecast

Written by:
June 8, 2026
ESOlex // Shutterstock

London 7-day weather forecast

created the forecast for London, Ontario using data from . This week's high is 33 掳C on Sunday, while the low is 14 掳C on Tuesday. There are expected to be 5 sunny days and rain on 3 days this week.

There are currently no weather alerts.

Monday, August 3

- High of 25 掳C, low of 16 掳C (50% humidity)
- Sunny with a 84% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (21 km/h wind)
- Sunrise at 6:17 AM, sunset at 8:44 PM
1 / 6
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Tuesday, August 4

- High of 27 掳C, low of 14 掳C (46% humidity)
- Sunny with a 0% chance of snow
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (13 km/h wind)
- Sunrise at 6:18 AM, sunset at 8:43 PM
2 / 6
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Wednesday, August 5

- High of 29 掳C, low of 14 掳C (50% humidity)
- Sunny with a 0% chance of snow
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (15 km/h wind)
- Sunrise at 6:20 AM, sunset at 8:41 PM
- Last quarter moon
3 / 6
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Thursday, August 6

- High of 28 掳C, low of 19 掳C (73% humidity)
- Mostly sunny with a 100% chance of rain (4 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (22 km/h wind)
- Sunrise at 6:21 AM, sunset at 8:40 PM
4 / 6
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Friday, August 7

- High of 25 掳C, low of 19 掳C (81% humidity)
- Overcast with a 100% chance of rain (6 mm of rain)
- Light breeze (14 km/h wind)
- Sunrise at 6:22 AM, sunset at 8:39 PM
5 / 6
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Saturday, August 8

- High of 30 掳C, low of 20 掳C (48% humidity)
- Sunny with a 0% chance of snow
- Light breeze (13 km/h wind)
- Sunrise at 6:23 AM, sunset at 8:38 PM
6 / 6
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Sunday, August 9

- High of 33 掳C, low of 19 掳C (64% humidity)
- Overcast with a 0% chance of rain
- Gentle breeze (32 km/h wind)
- Sunrise at 6:24 AM, sunset at 8:36 PM

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