Climate Overview
The climate in Barrett Airport is cool. The average annual temperature is 6°C and approximately 881mm of precipitation falls per year. August is the wettest month, receiving around 116mm of rainfall. Barrett Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, June, August. The coldest months are January, February, December, when temperatures can drop to -14°C. Snowfall occurs from January to December, with around 162cm accumulating over the season.
Temperature
Barrett Airport has a wide annual temperature range, spanning 41°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 January, when overnight lows fall to -14°C and the daily average is -10°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows. The sharpest temperature change occurs between September and October, with a 9°C shift in average temperatures.
Precipitation
Barrett Airport is a moderately rainy area, receiving approximately 881mm of precipitation annually, which averages out to around 73mm per month. The wettest month is August, averaging 116mm of rainfall. September and July also tend to see above-average precipitation. The driest month is January, with just 22mm. That's 94mm less than August, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Snowfall is a regular feature from January to December, with around 162cm accumulating over the season. December typically sees the most snow at around 37cm.
Wind
Barrett Airport 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 October, averaging 5km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.
Seasons
1 day until Summer
It is currently spring in Barrett Airport, which began on March 20, 2026. Barrett 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 27°C, while the coldest stretch bottoms out in January near -14°C. Summer is next, beginning on June 21, 2026 — 1 days from now.
Spring
Temperatures range from -5 to 18°C. Precipitation is moderate at around 192mm for the season, averaging 64mm per month. Winds are generally light, averaging 4km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 16 to 27°C. Rainfall is heavy, totalling around 330mm across the season with a monthly average of 110mm. Winds are generally light, averaging 4km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from -3 to 21°C. Precipitation is moderate at around 263mm for the season, averaging 88mm per month. Expect around 34cm of snow accumulation during this period. Winds are generally light, averaging 4km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from -14 to -4°C. Rainfall is relatively light, with around 97mm over the season and a monthly average of 32mm. Expect around 79cm of snow accumulation during this period. Winds are generally light, averaging 4km/h. Heavy layering and insulated outerwear are essential — exposed skin should be minimised outdoors.
Monthly Climate Data
The table below shows monthly climate averages for Barrett 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.
