Lethbridge 7-day weather forecast

Written by:
August 25, 2025
ESOlex // Shutterstock

Lethbridge 7-day weather forecast

Stacker created the forecast for Lethbridge, Alberta using data from OpenWeather. This week's high is 32 °C on Monday, while the low is 12 °C on Wednesday. There are expected to be 2 sunny days and rain on 1 day this week.

There are currently no weather alerts.

Monday, September 1

- High of 32 °C, low of 13 °C (20% humidity)
- Sunny with a 20% chance of rain (0 mm of rain)
- High risk of harm from sun exposure (5 UV index)
- Light breeze (26 km/h wind)
- Sunrise at 6:47 AM, sunset at 8:15 PM
1 / 6
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Tuesday, September 2

- High of 26 °C, low of 14 °C (40% humidity)
- Overcast with a 0% chance of snow
- High risk of harm from sun exposure (5 UV index)
- Light breeze (19 km/h wind)
- Sunrise at 6:49 AM, sunset at 8:13 PM
2 / 6
Gary Whitton // Shutterstock

Wednesday, September 3

- High of 31 °C, low of 12 °C (33% humidity)
- Partly cloudy with a 0% chance of snow
- High risk of harm from sun exposure (5 UV index)
- Light breeze (14 km/h wind)
- Sunrise at 6:50 AM, sunset at 8:11 PM
3 / 6
IKO-studio // Shutterstock

Thursday, September 4

- High of 25 °C, low of 16 °C (45% humidity)
- Partly cloudy with a 0% chance of snow
- Moderate risk of harm from sun exposure (4 UV index)
- Light breeze (18 km/h wind)
- Sunrise at 6:51 AM, sunset at 8:09 PM
4 / 6
Onishchenko Natalya // Shutterstock

Friday, September 5

- High of 27 °C, low of 12 °C (24% humidity)
- Sunny with a 0% chance of snow
- Moderate risk of harm from sun exposure (4 UV index)
- Light breeze (22 km/h wind)
- Sunrise at 6:53 AM, sunset at 8:06 PM
5 / 6
Leonid Ikan // Shutterstock

Saturday, September 6

- High of 25 °C, low of 12 °C (21% humidity)
- Overcast with a 0% chance of snow
- Moderate risk of harm from sun exposure (4 UV index)
- Light breeze (24 km/h wind)
- Sunrise at 6:54 AM, sunset at 8:04 PM
6 / 6
Leonid Ikan // Shutterstock

Sunday, September 7

- High of 31 °C, low of 17 °C (36% humidity)
- Overcast with a 0% chance of snow
- Moderate risk of harm from sun exposure (4 UV index)
- Gentle breeze (29 km/h wind)
- Sunrise at 6:56 AM, sunset at 8:02 PM
- Full moon

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