Banff

Banff National Park Weather in May

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

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Banff Lake Louise Castle Junction

Planning a trip to Banff National Park, Canada this May? Here's what you need to know about the weather:

What to Expect in Banff National Park in May

Banff National Park, Canada is a region in Canada. May in Banff National Park generally has cold temperatures, with moderate precipitation.

Temperatures

You can expect cold maximum daytime temperatures of around 8°C (46°F) and nighttime temperatures around -3°C (27°F) in Banff.

For a closer look at conditions across Banff National Park, Canada, refer to the map below.

Precipitation

In May, precipitation varies across different areas. From moderate snow/rainfall in Lake Louise with an average of 75 mm (3 in) to moderate snow/rainfall in Banff with 85 mm (3.3 in).

Average sunshine

Sunshine is generally plentiful throughout many areas. Banff enjoys about 203 hours of sunlight, ideal for those seeking sunny weather.

Explore Banff National Park by month

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

January-9°C (16°F) February-7°C (19°F) March-2°C (28°F) April3°C (37°F) May8°C (46°F) June13°C (55°F) This monthJuly18°C (64°F) August18°C (64°F) September12°C (54°F) October4°C (39°F) November-5°C (23°F) December-10°C (14°F)
Best Time to Visit Banff National Park →

Best Places to Visit in Banff National Park in May

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

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

Temperature range in Banff National Park (May)

Precipitation variation in Banff National Park (May)

Banff

In May Banff 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
3°C (37°F)
8°C (46°F)
13°C (55°F)
Min temperature
-8°C (18°F)
-3°C (27°F)
1°C (34°F)
Monthly sun hours
160 hours
203 hours
209 hours
Monthly snow/rainfall
67 mm (2.6 in)
85 mm (3.3 in)
130 mm (5.1 in)
Monthly rainy days
10 days
11 days
13 days
Weather conditions
poor
poor
poor
Climate in Banff →

Lake Louise

In May Lake Louise generally has low temperatures with maximum daytime temperatures around 7°C (45°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)
7°C (45°F)
11°C (52°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
62 mm (2.4 in)
75 mm (3 in)
111 mm (4.4 in)
Monthly rainy days
11 days
13 days
16 days
Weather conditions
poor
poor
poor
Climate in Lake Louise →

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 Banff National Park, in Canada.

Popular cities in May

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

City Weather Day temp Night temp Rainfall
Banff 8°C (46°F) -3°C (27°F) 85 mm (3.3 in)
Lake Louise 7°C (45°F) -3°C (27°F) 75 mm (3 in)
Castle Junction 8°C (46°F) -3°C (27°F) 80 mm (3.1 in)

Banff National Park weather in May: frequently asked questions

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

Banff National Park, Canada typically experiences poor weather in May, part of the season. Daytime highs in Banff average around 8°C (46°F), and temperatures drop to about -3°C (27°F) at night.

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

In Banff, the average daytime high in May is 8°C (46°F), while nighttime temperatures drop to around -3°C (27°F).

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

Not particularly. Banff averages just 85 mm (3.3 in) of snow/rain in May, making it a mostly dry month for Banff National Park, Canada.

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

Given the typically poor weather conditions in Banff, May may not be the ideal time to visit Banff National Park, Canada.

On average, the best time to visit Banff National Park, Canada is in July and August with generally pleasant weather in Banff. On the other hand, the weather in January, February, March, April, May, June, October, November and December tend to be poor.

Interested in more climate information?

We have much more information about the climate in Banff 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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