Climate Insights for Cranbrook

The climate in Cranbrook is cool. The average annual temperature is 6°C and approximately 510mm of precipitation falls per year. December is the wettest month, receiving around 62mm of rainfall. Cranbrook is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are February, January, December, when temperatures can drop to -10°C. Snowfall occurs from January to December, with around 161cm accumulating over the season.

Cranbrook has a wide annual temperature range, spanning 37°C from the coldest to warmest months. The warmest month is July, when average highs reach 27°C and the mean temperature sits around 19°C. The coldest month is February, when overnight lows fall to -10°C and the daily average is -6°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 7°C shift in average temperatures.

Cranbrook is a relatively dry area, receiving approximately 510mm of precipitation annually, which averages out to around 43mm per month. The wettest month is December, averaging 62mm of rainfall. November and June also tend to see above-average precipitation. The driest month is July, with just 19mm. That's 43mm less than December, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall. Snowfall is a regular feature from January to December, with around 161cm accumulating over the season. December typically sees the most snow at around 37cm.

Cranbrook is relatively calm, with an average annual wind speed of 10km/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 11km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 7km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 4km/h gap between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 8km/h in winter, 11km/h in spring, 11km/h in summer, 9km/h in autumn.

It is currently spring in Cranbrook, which began on March 20, 2026. Cranbrook 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 July at around 27°C, while the coldest stretch bottoms out in February near -10°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Cranbrook is during July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 23mm per month. By contrast, February can be quite cold with temperatures dropping to -10°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

The table below shows monthly climate averages for Cranbrook 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.