Climate Insights for Lillooet Airport

The climate in Lillooet Airport is cool. The average annual temperature is 5°C and approximately 624mm of precipitation falls per year. Lillooet Airport receives a notable amount of rainfall throughout the year, including during its driest month. Lillooet Airport 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 December, January, February, when temperatures can drop to -10°C. Lillooet Airport experiences heavy snowfall, typically from January through December.

Temperatures in Lillooet Airport vary considerably across the year, with a 34°C difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 24°C with a mean of 17°C. The coldest month is December, when overnight lows fall to -10°C and the daily average is -7°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 7°C shift in average temperatures.

Lillooet Airport is a relatively dry area, receiving approximately 624mm of precipitation annually, which averages out to around 52mm per month. The wettest month is November, averaging 85mm of rainfall. December and January also tend to see above-average precipitation. The driest month is July, with just 34mm. That's 51mm less than November, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Lillooet Airport receives heavy snowfall, accumulating around 216cm annually from January through December. The snowiest month is December, with approximately 46cm. Winter travel should account for significant snow cover.

Lillooet Airport is relatively calm, with an average annual wind speed of 7km/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 9km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/h between the calmest and windiest months.

It is currently spring in Lillooet Airport, which began on March 20, 2026. Lillooet Airport 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 24°C, while the coldest stretch bottoms out in December near -10°C. Summer is next, beginning on June 21, 2026 — 88 days from now.

The best time to visit Lillooet Airport is during July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 36mm per month. By contrast, December can be quite cold with temperatures dropping to -10°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 Lillooet Airport 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.