Climate Overview
The climate in Halifax Stanfield International Airport is cool. The average annual temperature is 8°C and approximately 1223mm of precipitation falls per year. Halifax Stanfield International Airport receives a notable amount of rainfall throughout the year, including during its driest month. Halifax Stanfield International Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, September. The coldest months are February, January, March, when temperatures can drop to -8°C. Snowfall occurs from January to December, with around 158cm accumulating over the season.
Temperature
Temperatures in Halifax Stanfield International Airport vary considerably across the year, with a 33°C difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 25°C with a mean of 20°C. The coldest month is February, when overnight lows fall to -8°C and the daily average is -4°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 6°C shift in average temperatures.
Precipitation
Halifax Stanfield International Airport is a fairly wet location, receiving approximately 1223mm of precipitation annually, which averages out to around 102mm per month. The wettest month is January, averaging 126mm of rainfall. December and February also tend to see above-average precipitation. The driest month is May, with just 70mm. That's 55mm less than January, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Snowfall is a regular feature from January to December, with around 158cm accumulating over the season. January typically sees the most snow at around 40cm.
Wind
Halifax Stanfield International Airport is mildly breezy, with an average annual wind speed of 19km/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 21km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in July, with average winds dropping to 15km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 6km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 21km/h in winter, 20km/h in spring, 15km/h in summer, 18km/h in autumn.
Seasons
89 days until Summer
It is currently spring in Halifax Stanfield International Airport, which began on March 20, 2026. Halifax Stanfield International 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 25°C, while the coldest stretch bottoms out in February near -8°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from -4 to 16°C. Precipitation is moderate at around 269mm for the season, averaging 90mm per month. Winds are moderate at around 20km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 11 to 25°C. Precipitation is moderate at around 288mm for the season, averaging 96mm per month. Winds are moderate at around 15km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from 1 to 21°C. Rainfall is heavy, totalling around 305mm across the season with a monthly average of 102mm. Expect around 10cm of snow accumulation during this period. Winds are moderate at around 18km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from -8 to 3°C. Rainfall is heavy, totalling around 361mm across the season with a monthly average of 120mm. Expect around 99cm of snow accumulation during this period. Winds are moderate at around 21km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.
Best Time to Visit
The best time to visit Halifax Stanfield International Airport is during July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 87mm per month. By contrast, February can be quite cold with temperatures dropping to -8°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.
Monthly Climate Data
The table below shows monthly climate averages for Halifax Stanfield International 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.
