Hamilton 7-day weather forecast

Written by:
June 23, 2025
ESOlex // Shutterstock

Hamilton 7-day weather forecast

Stacker created the forecast for Hamilton, Ontario using data from OpenWeather. This week's high is 35 °C on Monday, while the low is 17 °C on Friday. There are expected to be 3 sunny days and rain on 3 days this week.

Environment Canada has issued a heat until Monday at 09:11 AM.

Monday, June 23

- High of 35 °C, low of 25 °C (49% humidity)
- Fair with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Light breeze (24 km/h wind)
- Sunrise at 5:40 AM, sunset at 9:03 PM
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Dmitry Naumov // Shutterstock

Tuesday, June 24

- High of 33 °C, low of 23 °C (52% humidity)
- Partly cloudy with a 100% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Light breeze (23 km/h wind)
- Sunrise at 5:40 AM, sunset at 9:03 PM
2 / 6
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Wednesday, June 25

- High of 23 °C, low of 20 °C (75% humidity)
- Overcast with a 89% chance of rain (2 mm of rain)
- Very high risk of harm from sun exposure (10 UV index)
- Light air (7 km/h wind)
- Sunrise at 5:40 AM, sunset at 9:03 PM
- New moon
3 / 6
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Thursday, June 26

- High of 24 °C, low of 18 °C (65% humidity)
- Overcast with a 0% chance of snow
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (14 km/h wind)
- Sunrise at 5:41 AM, sunset at 9:03 PM
4 / 6
Gaschwald // Shutterstock

Friday, June 27

- High of 31 °C, low of 17 °C (66% humidity)
- Fair with a 100% chance of rain (3 mm of rain)
- Light breeze (23 km/h wind)
- Sunrise at 5:41 AM, sunset at 9:03 PM
5 / 6
1981 Rustic Studio kan // Shutterstock

Saturday, June 28

- High of 29 °C, low of 21 °C (47% humidity)
- Partly cloudy with a 0% chance of snow
- Light breeze (20 km/h wind)
- Sunrise at 5:41 AM, sunset at 9:03 PM
6 / 6
afoto6267 // Shutterstock

Sunday, June 29

- High of 33 °C, low of 21 °C (46% humidity)
- Mostly sunny with a 0% chance of rain
- Light breeze (24 km/h wind)
- Sunrise at 5:42 AM, sunset at 9:03 PM

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