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Canmore Weather in May
May in Canmore averages 9°C (48°F) during the day and -3°C (27°F) at night. Quite a bit of snow/rainfall is typical this month, with around 88 mm (3.5 in) on average. An umbrella is a good idea.
Rainfall in Canmore in May
On average, there are about 12 days with snow/rain during this month, averaging 88 mm (3.5 in). When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Canmore in May
May in Canmore sees highs of 9°C (48°F) and lows of -3°C (27°F) overnight. Temperatures remain on the cold side all day. A proper warm jacket is worth having, not just for evenings. With overnight lows of -3°C (27°F), temperatures fall below freezing at night. An extra thick blanket can make a real difference if your accommodation runs cold.
Sunshine in Canmore in May
The city usually sees around 203 hours of sunlight, indicating many sunny days despite the cool temperatures, making it a good month for sightseeing.Our weather planner can help you find worldwide destinations with pleasant weather during this period. July and August typically offer the best weather for Canmore.
Canmore Temperature in May
Min Temperature
-3°C (27°F)
Max Temperature
9°C (48°F)
Chance of Rain
39%
Precipitation
88 mm (3.5 in)
Rainy days
12 days
Humidity
40% *
Sunshine
203 hours *
Percentage Sunshine
*
* Data from: Banff, Canada (18 KM, 11 Miles).
Canmore Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Canmore - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Canmore typically rise from around 12°C (54°F) at the start of May to approximately 16°C (61°F) by the end. Nights are cold, with lows typically ranging from -1°C (30°F) to 4°C (39°F).
Average temperatures in May
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather records for Canmore in May
Browse day-by-day weather records for Canmore spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Canmore historical weather extremes in May
According to our 50 years of weather records for Canmore, the following extremes were recorded between 1976 and 2026.
- Canmore experienced its chilliest May day on May 7, 1996, reaching only -4°C (25°F).
- The coldest night in May in Canmore was on May 7, 2014, with a minimum of -10°C (14°F).
Best Places in Canada in May
Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in May →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Canmore in May
Cold weather calls for smart layering in May. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. Prepare for significant rainfall with proper waterproof clothing and shoes. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Canmore in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
-
Swimming4/10 -
Cycling4/10 -
Walking4/10 -
Camping1/10 -
Outdoor sports4/10
Canmore 3-Day Forecast
More climate data for Canmore
Temperature Rainfall Sunshine Humidity
See the full Canmore climate overview or explore weather in Canada.
Popular in May
Where to go in May - average daytime high across popular destinations.
Niagara Falls
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