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Waterton Lakes National Park (AB) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Waterton Lakes National Park.
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Climate overview of Waterton Lakes National Park
The climate in Waterton Lakes National Park, Alberta, Canada, is marked by large temperature swings across the seasons, ranging from 23°C (73°F) in July to -3°C (27°F) in December.
With around 816 mm (32 in) of annual rain/snowfall, the city has moderate precipitation levels. June is the wettest month and January the driest. It also has warm summers and very cold winters.
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.
Monthly Temperature in Waterton Lakes National Park
In Waterton Lakes National Park, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a comfortable 23°C (73°F) in July to a very cold -3°C (27°F) in the coolest month, December.
Nights vary from 8°C (46°F) in July to around -12°C (10°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Waterton Lakes National Park
On average, Waterton Lakes National Park receives a reasonable amount of rain/snowfall, with an annual precipitation of 816 mm (32 in). The climate in Waterton Lakes National Park shows significant variation throughout the year. Expect high rainfall in June, the wettest month, with an average of 128 mm (5 in) of precipitation over 10 rainy days.
In contrast, the driest month January offers drier and sunnier days, with around 51 mm (2 in) of snowfall over 11 snowy days. For more details, please visit our Waterton Lakes National Park Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Waterton Lakes National Park
For comfortable weather, consider visiting Waterton Lakes National Park in July and August. Conditions are usually least favourable in January, February, March, April, October, November and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
very cold
Feb
very cold
Mar
cold
Apr
cold
May
mixed
Jun
mixed
Jul
excellent
Aug
excellent
Sep
good
Oct
cold
Nov
cold
Dec
very cold
- Best overall: July and August
- Warmest weather: July and August
- Fewest rainy days: July, August, September and October
- Wettest months: April, May and June, when rainfall is highest.
- Seasonal pattern: Warm summers and very cold winters
- Coldest conditions: December, with freezing nights around -12°C (10°F).
Frequently asked questions about the climate in Waterton Lakes National Park
What is the best time to visit Waterton Lakes National Park?
July and August typically offer the most optimal weather in Waterton Lakes National Park. In contrast, January, February, March, April, October, November and December tend to have less optimal conditions. Waterton Lakes National Park has warm summers and very cold winters.
What temperatures can I expect in Waterton Lakes National Park?
Daytime highs range from -3°C (27°F) in December to 23°C (73°F) in July. Nighttime lows range from -12°C (10°F) to 8°C (46°F). Temperatures vary considerably through the year.
How much rain does Waterton Lakes National Park get?
Annual rainfall is around 816 mm (32 in). June is the wettest month with 128 mm (5 in), while January is the driest with 51 mm (2 in).
Waterton Lakes National Park 3-Day Forecast
Waterton Lakes National Park on the map
Waterton Lakes National Park is highlighted - select any city to see its climate.
Popular in September
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