Climate Overview
The climate in Powell Lake is cool. The average annual temperature is 5°C and approximately 2911mm of precipitation falls per year. Powell Lake receives a notable amount of rainfall throughout the year, including during its driest month. Powell Lake 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, December, January, when temperatures can drop to -5°C. Powell Lake experiences heavy snowfall, typically from January through December.
Temperature
Temperatures in Powell Lake vary considerably across the year, with a 26°C difference between the coldest and warmest months. August is the warmest month, though highs remain moderate at 21°C with a mean of 15°C. The coldest month is February, when overnight lows fall to -5°C and the daily average is -2°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows. The sharpest temperature change occurs between April and May, with a 6°C shift in average temperatures.
Precipitation
Powell Lake is a very wet location, receiving approximately 2911mm of precipitation annually, which averages out to around 243mm per month. The wettest month is November, averaging 430mm of rainfall. January and December also tend to see above-average precipitation. The driest month is July, with just 92mm. That's 338mm 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. Powell Lake receives heavy snowfall, accumulating around 947cm annually from January through December. The snowiest month is December, with approximately 200cm. Winter travel should account for significant snow cover.
Wind
Powell Lake is relatively calm, with an average annual wind speed of 6km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is June, averaging 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, 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 0km/h between the calmest and windiest months.
Seasons
88 days until Summer
It is currently spring in Powell Lake, which began on March 20, 2026. Powell Lake 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 21°C, while the coldest stretch bottoms out in February near -5°C. Summer is next, beginning on June 21, 2026 — 88 days from now.
Spring
Temperatures range from -3 to 14°C. Rainfall is heavy, totalling around 590mm across the season with a monthly average of 197mm. Winds are generally light, averaging 6km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 7 to 21°C. Rainfall is heavy, totalling around 345mm across the season with a monthly average of 115mm. Winds are generally light, averaging 6km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from -2 to 16°C. Rainfall is heavy, totalling around 988mm across the season with a monthly average of 329mm. Expect around 189cm of snow accumulation during this period. Winds are generally light, averaging 6km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from -5 to 1°C. Rainfall is heavy, totalling around 988mm across the season with a monthly average of 329mm. Expect around 513cm of snow accumulation during this period. Winds are generally light, averaging 6km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.
Monthly Climate Data
The table below shows monthly climate averages for Powell Lake 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.
