Banff
May
Weather in Banff for May 2025
Your guide to Banff weather in May - trends and predictions
Banff typically experiences moderate snowfall in May, with an average of 8 snowy days.
According to Banff snow forecast for May 2025, 3 snowy days are expected at the beginning of May. The first snowfall for May is expected in Monday, 5 May.The forecast for the first days of May 2025 in Banff predicts temperatures to be around 10 °C, close to the historical average.
In general, the average temperature in Banff at the beginning of May is 10.3 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 8 °C by the end of May.
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Snow Forecast ❄️
Temperatures
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10
Dry days
13
Rainy days
8
Snow days
7°/1°
Temperatures
9 km/h
Avg max wind
79 %
Avg humidity
Banff Weather May
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  15° | 2  14° | 3 12° | ||||
| 4 13° | 5  7° | 6  6° | 7 5° | 8 5° | 9 12° | 10 17° |
| 11 17° | 12  14° | 13  10° | 14  6° | 15 13° | 16 12° | 17 4° |
| 18 4° | 19 6° | 20 4° | 21 6° | 22  5° | 23 2° | 24  5° |
| 25  6° | 26 7° | 27  9° | 28 14° | 29 8° | 30 5° | 31 7° |
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Temperatures trend during May in Banff
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 May | Sunny | 15° /-3° | 0 mm | 0 cm | |
| 2 May | Patchy rain possible | 14° /-2° | 0.1 mm | 0 cm | |
| 3 May | Sunny | 12° /-4° | 0 mm | 0 cm | |
| 4 May | Patchy rain possible | 13° /-4° | 0.2 mm | 0 cm | |
| 5 May | Moderate or heavy snow showers | 7° /-7° | 2.7 mm | 0 cm | |
| 6 May | Moderate or heavy snow with thunder | 6° /-6° | 3.3 mm | 1.6 cm | |
| 7 May | Moderate or heavy snow showers | 5° /-7° | 1.1 mm | 0.5 cm | |
| 8 May | Patchy rain possible | 5° /1° | 0.3 mm | 0 cm | |
| 9 May | Sunny | 12° /1° | 0 mm | 0 cm | |
| 10 May | Sunny | 17° /4° | 0 mm | 0 cm | |
| 11 May | Patchy rain possible | 17° /6° | 0.2 mm | 0 cm | |
| 12 May | Thundery outbreaks possible | 14° /6° | 0.9 mm | 0 cm | |
| 13 May | Patchy light rain with thunder | 10° /1° | 8 mm | 0 cm | |
| 14 May | Light rain | 6° /4° | 9.5 mm | 0 cm | |
| 15 May | Patchy light rain with thunder | 13° /3° | 0.5 mm | 0 cm | |
| 16 May | Patchy rain possible | 12° /5° | 1.7 mm | 0 cm | |
| 17 May | Patchy light rain with thunder | 4° /1° | 8.9 mm | 0.5 cm | |
| 18 May | Patchy light rain with thunder | 4° /-2° | 12.3 mm | 0.3 cm | |
| 19 May | Light rain shower | 6° /0° | 2 mm | 0.2 cm | |
| 20 May | Patchy light rain with thunder | 4° /2° | 5.8 mm | 0 cm | |
| 21 May | Light rain shower | 6° /0° | 6.9 mm | 0 cm | |
| 22 May | Light sleet showers | 5° /-1° | 17.7 mm | 0.1 cm | |
| 23 May | Patchy light rain with thunder | 2° /-1° | 6.8 mm | 1.9 cm | |
| 24 May | Fog | 5° /2° | 3 mm | 0 cm | |
| 25 May | Moderate or heavy rain with thunder | 6° /0° | 7.4 mm | 0 cm | |
| 26 May | Light rain shower | 7° /2° | 1.2 mm | 0 cm | |
| 27 May | Partly cloudy | 9° /2° | 0 mm | 0 cm | |
| 28 May | Patchy rain possible | 14° /5° | 0.1 mm | 0 cm | |
| 29 May | Patchy light rain with thunder | 8° /1° | 22 mm | 0 cm | |
| 30 May | Thundery outbreaks possible | 5° /1° | 4.9 mm | 0 cm | |
| 31 May | Patchy rain possible | 7° /1° | 0.5 mm | 0 cm | |
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Important Notice
Our weather forecast for Banff 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 Banff forecast closer to your planned date for the most up-to-date weather information.
Banff in May - FAQ
What are the expected maximum and minimum temperatures in Banff during May?
Prepare for cooler days with highs just around 7° and colder nights, dipping below 1°.
How much rainfall should be expected in Banff during May?
Significant rainfall exceeding 185.9 mm is expected in Banff during May, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Banff in May 2025?
Banff experiences an average snowfall of 28.17 cm during May, occurring over 8 days.
What are the typical wind conditions in Banff during May?
The average wind speed in Banff during May is 9 km/h, suggesting breezy to windy conditions, depending on your activities.
Banff snow forecast May 2025
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May rainfall patterns in Banff
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