Climate Insights for Carleton Place

The climate in Carleton Place is cool. The average annual temperature is 8°C and approximately 1045mm of precipitation falls per year. Carleton Place receives a notable amount of rainfall throughout the year, including during its driest month. Carleton Place 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 -12°C. Light snow can occur between January and December.

Carleton Place has a wide annual temperature range, spanning 39°C from the coldest to warmest months. The warmest month is July, when average highs reach 27°C and the mean temperature sits around 22°C. The coldest month is February, when overnight lows fall to -12°C and the daily average is -7°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 7°C shift in average temperatures.

Carleton Place is a moderately rainy area, receiving approximately 1045mm of precipitation annually, which averages out to around 87mm per month. The wettest month is April, averaging 107mm of rainfall. October and August also tend to see above-average precipitation. The driest month is September, with just 56mm. That's 51mm less than April, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Light snowfall can occur between January and December, totalling around 10cm annually. February is the snowiest month with approximately 2cm.

Carleton Place is relatively calm, with an average annual wind speed of 4km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 5km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

It is currently spring in Carleton Place, which began on March 20, 2026. Carleton Place 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 -12°C. Summer is next, beginning on June 21, 2026 — 10 days from now.

The best time to visit Carleton Place is during June, July and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 83mm per month. By contrast, February can be quite cold with temperatures dropping to -12°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.

The table below shows monthly climate averages for Carleton Place 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.