What is the weather like in Calgary in May?

Expect temperatures between 4°C and 16°C with 24% average rain probability and about 8 hours of sunshine daily.

What is the weather like in Calgary in May?

Calgary in May scores 64/100 based on 30 years of climate data. Good option with minor considerations.

Who should visit Calgary in May?

May in Calgary is ideal for: Families with children, Outdoor enthusiasts, Cultural tourists, Honeymoon couples, Business travelers.

Calgary Weather in May | 30-Year Forecast

Avg High

16°C

Hottest around day 31

Avg Low

4°C

Coolest around day 1

Rainy Days

12days

24% avg rain chance

Sunshine

8hrs/day

Spring season

Essential Travel Info for Calgary

🗓️ Best Time to Visit 📖 Travel Guide 🍴 Food Guide

Currency

CAD

$ Canadian dollar

Language

English

+1 more

Driving

Right side

Connect

The area codes in Calgary are403and587, ...

Safety

Very High Safety

GPI: 1.389

Travel Intelligence

Exclusive flight analytics & health data for Calgary

Smart Flight Estimator

Airport-to-Airport Logistics

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Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Well Connected

60/ 100

Traffic Index

Popular destination

Peak Daily Arrivals

slots per day

Peak

May

Low

Nov

Monthly Traffic Distribution

199

Jan

196

Feb

199

Mar

197

Apr

296

May

232

Jun

282

Jul

266

Aug

261

Sep

222

Oct

178

Nov

219

Dec

Traffic Level

Low Season

Key Connections

Vancouver (YVR)

Toronto Pearson (YYZ)

Edmonton (YEG)

Kelowna (YLW)

Winnipeg James Armstrong Richardson (YWG)

Health & Safety Advisory

CDC travel health recommendations

6 Recommendations

COVID-19

All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.

Hepatitis A

Consider hepatitis A vaccination for most travelers. It is recommended for travelers who will be doing higher risk activities, such as visiting smaller cities, villages, or rural areas where a traveler might get infected through food or water. It is recommended for travelers who plan on eating street food.

Hepatitis B

Recommended for unvaccinated travelers younger than 60 years old traveling to Canada. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Canada.

Measles

Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.

Rabies

Dogs infected with rabies are not commonly found in Canada.Rabies is commonly found in some terrestrial wildlife species and bats.If rabies exposures occur while in Canada, rabies vaccines are typically available throughout most of the country.Rabies pre-exposure vaccination considerations include whether travelers 1) will be performing occupational or recreational activities that increase risk for exposure to potentially rabid animals and 2) might have difficulty getting prompt access to safe post-exposure prophylaxis.Please consult with a healthcare provider to determine whether you should receive pre-exposure vaccination before travel.For more information, seecountry rabies status assessments.

Yellow Fever

CDC recommendations:Vaccine isnotrecommended.Country entry requirements:Vaccine isnotrequired.Updated April 23, 2025

Source: CDC Travelers' Health

View Complete Health Guide

Is May a Good Time to Visit Calgary?

👌Good option with minor considerations(64/100)

Short Answer

Calgary's May delivers on its reputation: 16°C, 24% rain, 11.2h sunshine. The trade-off? Peak crowds and prices at 100% capacity.

Decision Factors

Vaccinations required

Yellow Fever

Peak tourist season

100% of annual peak - expect crowds and peak prices

Plenty of sunshine

11.2h of sunshine daily

Good For

👨‍👩‍👧‍👦
Families with children
Comfortable 16.2°C temperatures and low 24% rain risk
🥾
Outdoor enthusiasts
Ideal hiking conditions: 16.2°C, 24% rain chance
🏛️
Cultural tourists
Comfortable conditions for exploring museums and sites
💑
Honeymoon couples
Wedding score 82/100 with romantic weather conditions
💼
Business travelers
Climate-controlled meetings unaffected by weather

Who Should Avoid

💰
Budget travelers
Peak season means premium prices everywhere

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Calgary in May averages 16°C with 24% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: Calgary in May

What are the temperatures in Calgary in May?

Daytime highs average 16°C, nights drop to 4°C. Temperatures remain fairly consistent.

How many rainy days in Calgary in May?

Expect around 12 days with measurable rainfall. Rain is unlikely to disrupt plans.

What to wear in Calgary in May?

Layers are key. A medium-weight jacket and closed-toe shoes.

Is May peak season in Calgary?

This is shoulder season—moderate prices and manageable crowds.

Calgary Weather in May

Calgary May Weather Calendar

Essential Travel Info for Calgary

Travel Intelligence

Smart Flight Estimator

Flight Connectivity Analysis

Monthly Traffic Distribution

Key Connections

Health & Safety Advisory

COVID-19

Hepatitis A

Hepatitis B

Measles

Rabies

Yellow Fever

Is May a Good Time to Visit Calgary?

Decision Factors

Good For

Who Should Avoid

Related Guides

Frequently Asked Questions: Calgary in May

What are the temperatures in Calgary in May?

How many rainy days in Calgary in May?

What to wear in Calgary in May?

Is May peak season in Calgary?