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Waterton Lakes National Park Weather in May
During May, Waterton Lakes National Park experiences moderate daytime temperatures of 12°C (54°F) and cooler nights around 1°C (34°F). Expect quite a bit of rainfall. Around 97 mm (3.8 in) is typical.
Rainfall in Waterton Lakes National Park in May
Records from the past 30 years suggest around 10 days of rain, with 97 mm (3.8 in) average for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Waterton Lakes National Park in May
May in Waterton Lakes National Park brings typical temperatures with highs around 12°C (54°F) and lows of 1°C (34°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 1°C (34°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.Should you favor a climate that's both dry and comfortably warm, July and August typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Waterton Lakes National Park Temperature in May
Min Temperature
1°C (34°F)
Max Temperature
12°C (54°F)
Chance of Rain
34%
Precipitation
97 mm (3.8 in)
Rainy days
10 days
Waterton Lakes National Park Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Waterton Lakes National Park - and find the best time to visit.
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 Waterton Lakes National Park in May
The weather can swing between comfortable and chilly in May, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags.
What To Do in Waterton Lakes National Park in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling6/10 -
Walking6/10 -
Barbeque4/10 -
Camping4/10 -
Outdoor sports6/10
Waterton Lakes National Park 3-Day Forecast
More climate data for Waterton Lakes National Park
See the full Waterton Lakes National Park climate overview or explore weather in Canada.
Popular in May
Where to go in May - average daytime high across popular destinations.
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