Climate Insights for Moose Jaw

The climate in Moose Jaw is cool. The average annual temperature is 4°C and approximately 427mm of precipitation falls per year. June is the wettest month, receiving around 69mm of rainfall. Moose Jaw is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are February, January, December, when temperatures can drop to -16°C. Snowfall occurs from January to December, with around 113cm accumulating over the season.

Moose Jaw has a wide annual temperature range, spanning 43°C from the coldest to warmest months. The warmest month is August, when average highs reach 27°C and the mean temperature sits around 19°C. February brings the harshest conditions, with lows dropping to -16°C and an average temperature of -12°C. On average, daily temperatures fluctuate by about 12°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 9°C shift in average temperatures.

Moose Jaw is a relatively dry area, receiving approximately 427mm of precipitation annually, which averages out to around 36mm per month. The wettest month is June, averaging 69mm of rainfall. July and May also tend to see above-average precipitation. The driest month is January, with just 14mm. That's 55mm less than June, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Snowfall is a regular feature from January to December, with around 113cm accumulating over the season. November typically sees the most snow at around 22cm.

Moose Jaw is mildly breezy, with an average annual wind speed of 14km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 15km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 13km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.

It is currently autumn in Moose Jaw, which began on September 23, 2026. Moose Jaw is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 27°C, while the coldest stretch bottoms out in February near -16°C. Winter is next, beginning on December 21, 2026 (88 days from now).

The best time to visit Moose Jaw is during June, July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 56mm per month. By contrast, February can be quite cold with temperatures dropping to -16°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Moose Jaw based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.