Lethbridge
May
Weather in Lethbridge for May 2026
Your guide to Lethbridge weather in May - trends and predictions
With an average of 4 snowy days, Lethbridge usually enjoys a light touch of snow in May.
According to Lethbridge snow forecast for May 2026, no snow is expected at the beginning of the month.Expect cooler weather in first days of May 2026 in Lethbridge with the forecast suggesting a temperature of 19.8 °C, lower than the historical average.
In general, the average temperature in Lethbridge at the beginning of May is 21 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 22.7 °C by the end of May.
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Snow Forecast ❄️
Temperatures
More
11
Dry days
16
Rainy days
4
Snow days
19°/7°
Temperatures
23 km/h
Avg max wind
59 %
Avg humidity
Lethbridge Weather May
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Temperatures trend during May in Lethbridge
See the weather trend as well as the moving average line
May weather in Lethbridge day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Sunny | 18° /9° | 0 mm | 4 | |
| 2 May |  Patchy rain possible | 13° /8° | 1.1 mm | 3 | |
| 3 May | Sunny | 20° /7° | 0 mm | 4 | |
| 4 May | Sunny | 19° /9° | 0 mm | 4 | |
| 5 May | Patchy rain possible | 25° /9° | 0.1 mm | 4 | |
| 6 May | Sunny | 24° /11° | 0 mm | 5 | |
| 7 May | Patchy rain possible | 28° /12° | 0.1 mm | 4 | |
| 8 May | Patchy rain possible | 27° /12° | 0.3 mm | 4 | |
| 9 May | Patchy rain possible | 17° /8° | 0.7 mm | 3 | |
| 10 May | Patchy rain possible | 18° /6° | 0.1 mm | 2 | |
| 11 May |  Moderate rain at times | 21° /10° | 1.8 mm | 5 | |
| 12 May | Patchy rain possible | 19° /7° | 25.9 mm | 4 | |
| 13 May | Sunny | 17° /7° | 10.1 mm | 5 | |
| 14 May |  Overcast | 18° /7° | 1.9 mm | 4 | |
| 15 May | Sunny | 19° /6° | 4.3 mm | 5 | |
| 16 May | Patchy rain possible | 21° /7° | 0.6 mm | 5 | |
| 17 May | Patchy rain possible | 17° /6° | 1 mm | 4 | |
| 18 May | Sunny | 16° /6° | 4.1 mm | 4 | |
| 19 May |  Cloudy | 19° /7° | 0.6 mm | 5 | |
| 20 May | Overcast | 19° /7° | 1.1 mm | 5 | |
| 21 May | Overcast | 22° /7° | 0.7 mm | 5 | |
| 22 May | Moderate or heavy rain shower | 17° /6° | 2.2 mm | 4 | |
| 23 May | Overcast | 15° /6° | 12.4 mm | 3 | |
| 24 May | Moderate or heavy rain shower | 19° /7° | 2.6 mm | 4 | |
| 25 May | Patchy rain possible | 21° /7° | 0.2 mm | 5 | |
| 26 May | Patchy rain possible | 21° /8° | 0.8 mm | 5 | |
| 27 May | Sunny | 22° /10° | 1.1 mm | 6 | |
| 28 May |  Partly cloudy | 25° /9° | 0.2 mm | 6 | |
| 29 May | Partly cloudy | 24° /9° | 0 mm | 6 | |
| 30 May | Overcast | 22° /9° | 7 mm | 5 | |
| 31 May | Patchy rain possible | 24° /8° | 0.8 mm | 6 | |
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Important Notice
Our weather forecast for Lethbridge in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Lethbridge forecast closer to your planned date for the most up-to-date weather information.
Change Month
Lethbridge in May - FAQ
What are the expected maximum and minimum temperatures in Lethbridge during May?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Lethbridge during May?
Significant rainfall exceeding 133.5 mm is expected in Lethbridge during May, occurring over more than 16 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Lethbridge in May 2026?
Lethbridge experiences an average snowfall of 12.27 cm during May, occurring over 4 days.
What are the typical wind conditions in Lethbridge during May?
The average wind speed in Lethbridge during May is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Lethbridge
Explore the daily rainfall trends and prepare for Lethbridges May weather 💧
Typically, Lethbridge has 16 rainy days in May with a total of 133.5 mm of rainfall.
UV exposure in Lethbridge during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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