Lethbridge 7-day weather forecast

Written by:
June 8, 2026
ESOlex // Shutterstock

Lethbridge 7-day weather forecast

Stacker created the forecast for Lethbridge, Alberta using data from OpenWeather. This week's high is 37 °C on Thursday, while the low is 13 °C on Monday. There are expected to be 3 sunny days and rain on 2 days this week.

There are currently no weather alerts.

Monday, July 20

- High of 26 °C, low of 13 °C (42% humidity)
- Overcast with a 0% chance of snow
- High risk of harm from sun exposure (7 UV index)
- Light breeze (25 km/h wind)
- Sunrise at 5:46 AM, sunset at 9:28 PM
1 / 6
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Tuesday, July 21

- High of 29 °C, low of 14 °C (43% humidity)
- Overcast with a 0% chance of snow
- Very high risk of harm from sun exposure (7 UV index)
- Light breeze (19 km/h wind)
- Sunrise at 5:47 AM, sunset at 9:27 PM
- First quarter moon
2 / 6
Jaromir Chalabala // Shutterstock

Wednesday, July 22

- High of 34 °C, low of 15 °C (30% humidity)
- Partly cloudy with a 77% chance of rain (1 mm of rain)
- Very high risk of harm from sun exposure (7 UV index)
- Light breeze (18 km/h wind)
- Sunrise at 5:48 AM, sunset at 9:26 PM
3 / 6
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Thursday, July 23

- High of 37 °C, low of 17 °C (17% humidity)
- Partly cloudy with a 51% chance of rain (0 mm of rain)
- High risk of harm from sun exposure (6 UV index)
- Light breeze (25 km/h wind)
- Sunrise at 5:49 AM, sunset at 9:25 PM
4 / 6
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Friday, July 24

- High of 35 °C, low of 20 °C (21% humidity)
- Sunny with a 0% chance of rain
- High risk of harm from sun exposure (6 UV index)
- Moderate breeze (47 km/h wind)
- Sunrise at 5:51 AM, sunset at 9:24 PM
5 / 6
Leonid Ikan // Shutterstock

Saturday, July 25

- High of 30 °C, low of 16 °C (11% humidity)
- Sunny with a 0% chance of snow
- High risk of harm from sun exposure (6 UV index)
- Moderate breeze (45 km/h wind)
- Sunrise at 5:52 AM, sunset at 9:23 PM
6 / 6
Onishchenko Natalya // Shutterstock

Sunday, July 26

- High of 31 °C, low of 14 °C (14% humidity)
- Sunny with a 0% chance of snow
- High risk of harm from sun exposure (6 UV index)
- Gentle breeze (38 km/h wind)
- Sunrise at 5:53 AM, sunset at 9:21 PM

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