Calgary, located in the northern hemisphere, experiences distinct seasonal changes that shape its climate and weather patterns throughout the year.
The cold season lasts from mid-November to early March. January is the coldest month, averaging lows of 13°F and highs of 31°F.
Conversely, the warmest month is July, where temperatures average highs of 74°F and lows of 52°F.
Precipitation in Calgary is relatively moderate, with most rainfall occurring during the summer months. This rainfall is vital for the wheat and grass grown on the prairies.
Snowfall is also a common feature, especially in winter. Snow depths greater than 1 cm are observed on about 88 days annually, which is notably higher compared to other cities like Toronto.
The average wind speed in Calgary is 8 mph, contributing to the prairie-steppe climate that allows for ample sunshine, even during winter.
By examining historical data and weather reports, one can observe that Calgary enjoys clear skies and moderate weather conditions, making it an interesting place to study weather averages and climate patterns.
For more detailed month-by-month climate information, including data on temperature, precipitation, and sunshine, refer to this comprehensive weather overview.
Average Temperature in Calgary, Canada
The average temperature in Calgary varies significantly throughout the year.
January is the coldest month, with average temperatures ranging from -11.5°F at night to a high of 23°F during the day. Freezing temperatures are common, and nights can get as low as -9.5°F.
Monthly Average Temperatures:
Month | Average High (°F) | Average Low (°F) |
---|---|---|
January | 23 | -11.5 |
February | 34.8 | -11.3 |
March | 42.6 | 18.5 |
April | 54.3 | 29.1 |
May | 62.6 | 37.8 |
June | 69.6 | 44.4 |
July | 73.2 | 50.2 |
August | 72.5 | 48.3 |
September | 63.9 | 39.4 |
October | 51.1 | 28.2 |
November | 36.9 | 15.1 |
December | 26.4 | -3.6 |
The warmest month is July, with average highs around 73.2°F and lows about 50.2°F. June and August feature high temperatures near 70°F and 72.5°F. This period is ideal for outdoor activities with long daylight hours.
Cold weather persists through much of the year, especially at night when temperatures frequently drop below freezing.
The temperature in Calgary exhibits significant changes between day and night, especially during October to April.
Average Precipitation in Calgary, Canada
Calgary experiences varied precipitation throughout the year, with noticeable differences in the average rainfall and snow amounts. This section breaks down these differences clearly.
Average Rainfall in Calgary, Canada
Rain in Calgary is generally more frequent during the warmer months. May through September see the most rain, with June being the wettest month. On average, Calgary receives about 16 inches of rain annually.
Month | Average Rainfall (inches) |
---|---|
January | 0.4 |
February | 0.4 |
March | 0.7 |
April | 1.0 |
May | 2.1 |
June | 2.9 |
July | 2.0 |
August | 1.8 |
September | 1.3 |
October | 0.7 |
November | 0.6 |
December | 0.4 |
The rainiest months are in summer, with frequent showers in June and July. The driest months are the winter ones, like January and February, which see the least amount of rainfall.
Average Snow in Calgary, Canada
Snowfall is significant in Calgary and typically occurs from October through April. The cold months see heavy snow, with January being the month with the heaviest snowfall. On average, Calgary receives about 50 inches of snow annually.
Month | Average Snowfall (inches) |
---|---|
January | 5.5 |
February | 5.3 |
March | 6.7 |
April | 6.2 |
May | 1.8 |
June | 0.0 |
July | 0.0 |
August | 0.0 |
September | 1.2 |
October | 5.3 |
November | 6.5 |
December | 6.9 |
The heaviest snow months include December, January, and February. In contrast, the summer months of June, July, and August typically see no snowfall at all. This seasonal variation makes Calgary a city of distinct weather patterns focused around its snowfall.
Average Sun in Calgary, Canada
Calgary experiences varying levels of sunshine throughout the year, influenced by factors such as clear skies, cloud cover, and daylight duration. Understanding these patterns can help residents and visitors plan outdoor activities and protect themselves from UV exposure.
Average Daily Shortwave Solar Energy in Calgary, Canada
Calgary receives a significant amount of sunshine, especially during the summer months. On average, the city enjoys about 2,300 hours of sunshine per year.
Month | Average Sun Hours | Clear Skies Days | UV Index |
---|---|---|---|
January | 100 hrs | 10 days | Low |
April | 200 hrs | 15 days | Moderate |
July | 300 hrs | 20 days | High |
October | 150 hrs | 12 days | Moderate |
Clear skies are more common in the summer, resulting in higher UV index values.
Cloud cover tends to increase during the fall and winter, reducing the amount of daily sunshine.
During civil twilight in the summer, the sun stays above the horizon for longer periods, extending daylight hours.
In winter, partly cloudy days are frequent, reducing sunshine duration and warming effects.
For more details on annual sunshine in Alberta, it’s useful to consider various meteorological reports and climate records.
Average Humidity in Calgary, Canada
Calgary has varying humidity levels throughout the year. Relative humidity is a measure of how much moisture is in the air compared to how much the air can hold at that temperature.
During winter, when temperatures are colder, the air tends to be drier. This can make it feel even colder, as lower humidity can cause a lower perceived temperature.
In the summer, the dew point can affect how comfortable the weather feels. A higher dew point means the air contains more moisture, making it feel more humid and warmer than the actual temperature.
Here’s a table showing the average relative humidity in Calgary by month:
Month | Average Relative Humidity (%) |
---|---|
January | 74% |
February | 72% |
March | 68% |
April | 59% |
May | 56% |
June | 60% |
July | 61% |
August | 60% |
September | 59% |
October | 63% |
November | 69% |
December | 73% |
Average Wind in Calgary, Canada
Calgary experiences varying wind speeds throughout the year, influenced by its location and weather patterns.
Monthly Average Wind Speed (mph):
Month | Wind Speed |
---|---|
January | 10 |
February | 10.5 |
March | 11 |
April | 11.5 |
May | 12 |
June | 12.5 |
July | 13 |
August | 13 |
September | 12 |
October | 11 |
November | 10.5 |
December | 10 |
Wind speed tends to be higher in the summer months. July and August typically see the highest average wind speeds at about 13 mph.
The wind direction in Calgary is commonly from the west or northwest. These winds, often referred to as chinooks, can cause rapid temperature changes and bring warm, dry air.
Notable Wind Patterns:
- Chinooks: Warm winds from the Rockies.
- Westerlies: Common in Calgary, blowing from west to east.
Understanding these winds helps in planning outdoor activities. For more information, you can explore articles on wind, which detail various aspects of wind patterns and their effects.
Average Air Quality in Calgary, Canada
Calgary’s air quality varies throughout the year, influenced by factors like weather conditions, industrial activities, and natural events like wildfires.
The Air Quality Health Index (AQHI) is commonly used to measure air quality in Calgary. This index ranges from 1 to 10+, with higher values indicating worse air quality.
Air Quality Categories:
- 1-3: Low Risk
- 4-6: Moderate Risk
- 7-10: High Risk
- 10+: Very High Risk
Monthly Air Quality Table
Month | AQHI Range | Average Visibility (Miles) | Average Pressure (in Hg) |
---|---|---|---|
January | 2-3 | 10 | 29.6 |
February | 2-3 | 9 | 29.7 |
March | 3-4 | 10 | 29.8 |
April | 3-4 | 11 | 29.9 |
May | 3-5 | 9 | 29.9 |
June | 4-6 | 8 | 30.0 |
July | 4-6 | 7 | 29.8 |
August | 4-7 | 8 | 29.7 |
September | 3-5 | 9 | 29.9 |
October | 3-4 | 10 | 30.0 |
November | 2-3 | 10 | 29.8 |
December | 2-3 | 10 | 29.7 |
Real-time and historical data
Real-time data on Calgary’s air quality can be accessed through IQAir and AccuWeather. For historical trends, Calgary Weather Stats offers a detailed overview.
Health Implications
Low AQHI values suggest minimal health risks for the general population. Higher values typically indicate that sensitive groups like children and the elderly should reduce outdoor activities. During periods of very high AQHI, everyone is advised to minimize outdoor exposure.
Topography of Calgary, Canada
Calgary is known for its varied topography. The city is situated in the province of Alberta, Canada, and its elevation ranges from 3,140 feet to 4,420 feet.
The average elevation in the city is 3,629 feet. This various elevation means that the landscape includes both flat areas and more hilly regions.
Key Elevation Points:
- Minimum Elevation: 3,140 feet
- Maximum Elevation: 4,420 feet
A significant feature of Calgary’s landscape is the presence of the Bow River and Elbow River, both of which flow through the city. These rivers create diverse terrain and offer scenic views.
Chinook Winds
Calgary experiences a weather phenomenon known as Chinook winds. These warm, dry winds can increase temperatures by 20-40°F within just a few hours, causing rapid snowmelt in winter.
Map Coordinates
Calgary is located between the coordinates:
- Latitude: 50.84253 to 51.21250
- Longitude: -114.31576 to -113.86000
For a detailed view, check Calgary’s topographic map.
Monthly Average Elevation Table
Month | Average Elevation (feet) |
---|---|
January | 3,629 |
February | 3,629 |
March | 3,629 |
April | 3,629 |
May | 3,629 |
June | 3,629 |
July | 3,629 |
August | 3,629 |
September | 3,629 |
October | 3,629 |
November | 3,629 |
December | 3,629 |
This elevation range provides Calgary with unique landscapes and climatic conditions. The terrain affects the city’s climate, contributing to its diverse and dynamic weather patterns.
Extreme Weather Events that Occur in Calgary, Canada
Calgary experiences a variety of extreme weather events each year. These events can cause significant disruptions and damage.
Floods
One notable event was the 2013 flood. This was the third most expensive natural disaster in Canadian history. Floods are caused by heavy rainfall and can result in extensive property damage and displacement of residents.
Hailstorms
Hailstorms are frequent in Calgary, especially in the summer. The hailstorm of 2020 was among the costliest, causing damage to vehicles, homes, and crops. Hail sizes can vary significantly but can reach several inches in diameter.
Severe Thunderstorms
Severe thunderstorms are common and can include strong winds, heavy rain, and lightning. These storms can lead to flash flooding and wind damage. For instance, on certain Mondays, such as the recent storm warning, residents must stay alert.
Monthly Extreme Weather Patterns
Month | Typical Extreme Weather | Notes |
---|---|---|
January | Snowstorms, Cold waves | Heavy snowfall and freezing temperatures. |
March | Windstorms | Strong winds that can cause power outages. |
June | Hailstorms, Floods | Peak of hail season and possible flooding. |
August | Thunderstorms | Frequent severe thunderstorms. |
December | Snowstorms | Intense snowfalls and possible blizzards. |
Best Time of the Year to Visit Calgary, Canada
Calgary offers unique experiences throughout the year. From mild spring days and warm summer nights to colorful fall foliage and snowy winter landscapes, there’s always something to enjoy.
What Is Calgary, Canada Like in Spring
Spring in Calgary is cool and fresh.
Temperatures usually range from 30°F to 60°F.
Snow begins to melt, and the city awakens with blooming flowers.
April and May see around 2 inches of rain each month.
Spring is an excellent time for outdoor activities and exploring city parks.
For those who enjoy fewer crowds before the peak tourism season, spring is ideal.
Month | Avg High (°F) | Avg Low (°F) | Rain (inches) |
---|---|---|---|
March | 42 | 21 | 1.0 |
April | 53 | 32 | 1.5 |
May | 64 | 42 | 2.0 |
What Is Calgary, Canada Like in Summer
Summers in Calgary are warm and comfortable.
July is the warmest month, with highs reaching 73°F.
June through August is the best time to visit for outdoor activities like hiking and festivals.
The Calgary Stampede happens in July, drawing large crowds.
Rain is more frequent, especially in June, which sees 2.5 inches of precipitation.
Despite this, the sunny weather allows for long, enjoyable days.
Month | Avg High (°F) | Avg Low (°F) | Rain (inches) |
---|---|---|---|
June | 70 | 49 | 2.5 |
July | 73 | 53 | 1.8 |
August | 72 | 51 | 1.6 |
What Is Calgary, Canada Like in Fall
Fall brings cooler temperatures and vibrant foliage.
September still feels like summer with highs around 63°F, but temperatures drop to about 37°F by November.
Rain decreases significantly compared to the summer.
Fall is a perfect time for scenic drives and visiting the numerous parks.
The calm weather and fewer tourists make it a peaceful season to explore Calgary.
Month | Avg High (°F) | Avg Low (°F) | Rain (inches) |
---|---|---|---|
September | 63 | 45 | 1.3 |
October | 51 | 34 | 0.9 |
November | 37 | 21 | 0.4 |
What Is Calgary, Canada Like in Winter
Winter in Calgary is cold and snowy.
Temperatures average around 23°F, with January being the coldest month. Despite the chill, clear and sunny days are common due to the dry climate.
Snowfall is regular, with appreciable snow cover on about 88 days each year.
Winter is the time for skiing and snowboarding, as nearby mountains draw many visitors. The city remains lively with holiday festivals and events.
Month | Avg High (°F) | Avg Low (°F) | Snow (inches) |
---|---|---|---|
December | 30 | 13 | 7.0 |
January | 28 | 9 | 7.1 |
February | 34 | 13 | 5.9 |