Kootenay National Park

Kootenay National Park Weather in May

Average temperatures, rainfall, sunshine and the best places to visit in Kootenay National Park, Canada in May.

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Radium Hot Springs Castle Junction

Considering a trip to Kootenay National Park, Canada this May and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What to Expect in Kootenay National Park in May

Kootenay National Park, Canada is a region in Canada. May in Kootenay National Park generally has temperatures that range from cold to mild, with moderate precipitation.

Temperatures

The average maximum daytime temperatures vary from cold in Castle Junction at 8°C (46°F) to mild in Radium Hot Springs at 12°C (54°F). Nighttime temperatures generally drop to 0°C (32°F) in Radium Hot Springs and -3°C (27°F) in Castle Junction.

To learn more about the conditions in specific areas of Kootenay National Park, Canada, check out the map below.

Precipitation

In May, precipitation varies across different areas. From moderate snow/rainfall in Radium Hot Springs with an average of 75 mm (3 in) to moderate snow/rainfall in Castle Junction with 80 mm (3.1 in).

Average sunshine

Many locations offer abundant sunshine during this month. For instance, Radium Hot Springs enjoys approximately 203 hours of sunlight, ideal for those seeking sunny weather.

Explore Kootenay National Park by month

Pick a month to see the average temperature, rainfall and sunshine in Kootenay National Park — and find the best time to visit. (based on Radium Hot Springs)

January-5°C (23°F) February-3°C (27°F) March2°C (36°F) April6°C (43°F) May12°C (54°F) June17°C (63°F) This monthJuly22°C (72°F) August21°C (70°F) September16°C (61°F) October7°C (45°F) November-1°C (30°F) December-7°C (19°F)
Best Time to Visit Kootenay National Park →

Best Places to Visit in Kootenay National Park in May

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Kootenay National Park.

Conditions Temperatures Precipitation
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).

Popular Destinations in Kootenay National Park

What is the weather like in May for some of the most popular destinations in Kootenay National Park, Canada?

Temperature range in Kootenay National Park (May)

Precipitation variation in Kootenay National Park (May)

Radium Hot Springs

In May Radium Hot Springs generally has moderate temperatures with maximum daytime temperatures around 12°C (54°F), minimum nighttime temperatures around 0°C (32°F) and moderate monthly snow/rainfall. So on average the conditions are unpleasant that month.

« April
May
June »
April
May
June
Max temperature
6°C (43°F)
12°C (54°F)
17°C (63°F)
Min temperature
-4°C (25°F)
0°C (32°F)
4°C (39°F)
Monthly sun hours
160 hours
203 hours
209 hours
Monthly snow/rainfall
61 mm (2.4 in)
75 mm (3 in)
120 mm (4.7 in)
Monthly rainy days
8 days
11 days
12 days
Weather conditions
poor
unpleasant
unpleasant
Climate in Radium Hot Springs →

Castle Junction

In May Castle Junction generally has low temperatures with maximum daytime temperatures around 8°C (46°F), minimum nighttime temperatures around -3°C (27°F) and moderate monthly snow/rainfall. So on average the conditions are poor that month.

« April
May
June »
April
May
June
Max temperature
2°C (36°F)
8°C (46°F)
12°C (54°F)
Min temperature
-8°C (18°F)
-3°C (27°F)
0°C (32°F)
Monthly sun hours
160 hours
203 hours
209 hours
Monthly snow/rainfall
65 mm (2.6 in)
80 mm (3.1 in)
120 mm (4.7 in)
Monthly rainy days
10 days
12 days
14 days
Weather conditions
poor
poor
poor
Climate in Castle Junction →

Is your destination not in the list? Have a look at all destinations in Kootenay National Park, in Canada.

Popular cities in May

Day & night temperatures, rainfall and average weather in Kootenay National Park in May.

City Weather Day temp Night temp Rainfall
Radium Hot Springs 12°C (54°F) 0°C (32°F) 75 mm (3 in)
Castle Junction 8°C (46°F) -3°C (27°F) 80 mm (3.1 in)

Kootenay National Park weather in May: frequently asked questions

What is the weather like in Kootenay National Park, Canada in May?

In May, Kootenay National Park, Canada generally has unpleasant weather conditions. Radium Hot Springs sees daytime temperatures near 12°C (54°F), with nights cooling to roughly 0°C (32°F).

What is the average temperature in Kootenay National Park, Canada in May?

Daytime temperatures in Radium Hot Springs peak at roughly 12°C (54°F) in May, dropping to about 0°C (32°F) overnight.

Does Kootenay National Park, Canada get a lot of snow/rain in May?

Not particularly. Radium Hot Springs averages just 75 mm (3 in) of snow/rain in May, making it a mostly dry month for Kootenay National Park, Canada.

Is May a Good Time to Visit Kootenay National Park, Canada?

In our view, May might not be the best time to travel to Kootenay National Park, Canada with often unpleasant weather in Radium Hot Springs.

Generally speaking, July and August provide perfect weather in Radium Hot Springs. In contrast, January, February, March, April, October, November and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Kootenay National Park.

Weather and climate has detailed information for every country in the world. Are you going to Canada? Get detailed historical weather averages for many cities in Canada.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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