Climate Overview
The climate in Watson Lake Airport is cold. The average annual temperature is 0°C and approximately 423mm of precipitation falls per year. August is the wettest month, receiving around 61mm of rainfall. Watson Lake 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 -21°C. Snowfall occurs from January to December, with around 125cm accumulating over the season.
Temperature
Watson Lake Airport has a wide annual temperature range, spanning 44°C from the coldest to warmest months. July is the warmest month, though highs remain moderate at 23°C with a mean of 17°C. December brings the harshest conditions, with lows dropping to -21°C and an average temperature of -18°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 12°C shift in average temperatures.
Precipitation
Watson Lake Airport is a relatively dry area, receiving approximately 423mm of precipitation annually, which averages out to around 35mm per month. The wettest month is August, averaging 61mm of rainfall. July and June also tend to see above-average precipitation. The driest month is April, with just 17mm. That's 44mm less than August, 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 125cm accumulating over the season. November typically sees the most snow at around 26cm.
Wind
Watson Lake Airport is relatively calm, with an average annual wind speed of 12km/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 December, with average winds dropping to 8km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 7km/h gap between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 9km/h in winter, 14km/h in spring, 14km/h in summer, 11km/h in autumn.
Seasons
88 days until Summer
It is currently spring in Watson Lake Airport, which began on March 20, 2026. Watson Lake 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 23°C, while the coldest stretch bottoms out in December near -21°C. Summer is next, beginning on June 21, 2026 — 88 days from now.
Spring
Temperatures range from -13 to 17°C. Rainfall is relatively light, with around 68mm over the season and a monthly average of 23mm. Winds are generally light, averaging 14km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 9 to 23°C. Precipitation is moderate at around 172mm for the season, averaging 57mm per month. Winds are generally light, averaging 14km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from -15 to 15°C. Rainfall is relatively light, with around 105mm over the season and a monthly average of 35mm. Expect around 41cm of snow accumulation during this period. Winds are generally light, averaging 11km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.
Winter
Temperatures range from -21 to -9°C. Rainfall is relatively light, with around 78mm over the season and a monthly average of 26mm. Expect around 60cm of snow accumulation during this period. Winds are generally light, averaging 9km/h. Heavy layering and insulated outerwear are essential — exposed skin should be minimised outdoors.
Best Time to Visit
The best time to visit Watson Lake Airport is during July, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 56mm per month. By contrast, December can be quite cold with temperatures dropping to -21°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.
Monthly Climate Data
The table below shows monthly climate averages for Watson Lake 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.
