London 7-day weather forecast

Written by:
March 23, 2026
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London 7-day weather forecast

created the forecast for London, Ontario using data from . This week's high is 25 掳C on Tuesday, while the low is 4 掳C on Saturday. There are expected to be 4 sunny days and rain on 3 days this week.

There are currently no weather alerts.

Monday, May 25

- High of 22 掳C, low of 14 掳C (50% humidity)
- Sunny with a 20% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (13 km/h wind)
- Sunrise at 5:53 AM, sunset at 8:51 PM
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Tuesday, May 26

- High of 25 掳C, low of 13 掳C (48% humidity)
- Mostly cloudy 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 5:52 AM, sunset at 8:52 PM
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Wednesday, May 27

- High of 22 掳C, low of 14 掳C (73% humidity)
- Overcast with a 25% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (21 km/h wind)
- Sunrise at 5:51 AM, sunset at 8:52 PM
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Thursday, May 28

- High of 18 掳C, low of 9 掳C (53% humidity)
- Mostly sunny with a 0% chance of snow
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (22 km/h wind)
- Sunrise at 5:51 AM, sunset at 8:53 PM
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Friday, May 29

- High of 20 掳C, low of 8 掳C (51% humidity)
- Sunny with a 20% chance of rain (0 mm of rain)
- Light breeze (24 km/h wind)
- Sunrise at 5:50 AM, sunset at 8:54 PM
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Saturday, May 30

- High of 12 掳C, low of 4 掳C (67% humidity)
- Overcast with a 0% chance of snow
- Light breeze (26 km/h wind)
- Sunrise at 5:49 AM, sunset at 8:55 PM
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Sunday, May 31

- High of 17 掳C, low of 4 掳C (48% humidity)
- Mostly sunny with a 0% chance of snow
- Light breeze (20 km/h wind)
- Sunrise at 5:49 AM, sunset at 8:56 PM
- Full moon

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