Climate Overview
The climate in Grand Bahama International Airport is hot. The average annual temperature is 25°C and approximately 1274mm of precipitation falls per year. Grand Bahama International Airport receives a notable amount of rainfall throughout the year, including during its driest month. Grand Bahama International Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are January, February, March, when temperatures can drop to 21°C.
Temperature
Grand Bahama International Airport has relatively stable temperatures year-round, staying within a 8°C range. The warmest month is August, when average highs reach 29°C and the mean temperature sits around 28°C. January is the coolest month, with minimum temperatures around 21°C and an average of 22°C. Daily temperature variation is modest, with an average difference of 2°C between highs and lows.
Precipitation
Grand Bahama International Airport is a fairly wet location, receiving approximately 1274mm of precipitation annually, which averages out to around 106mm per month. The wettest month is September, averaging 182mm of rainfall. October and June also tend to see above-average precipitation. The driest month is March, with just 58mm. That's 125mm less than September, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.
Wind
Grand Bahama International Airport is moderately windy, with an average annual wind speed of 20km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is January, averaging 24km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in July, with average winds dropping to 16km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 8km/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 23km/h in winter, 21km/h in spring, 17km/h in summer, 20km/h in autumn.
Seasons
87 days until Winter
It is currently autumn in Grand Bahama International Airport, which began on September 23, 2026. Grand Bahama 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 August at around 29°C, while the coldest stretch bottoms out in January near 21°C. Winter is next, beginning on December 21, 2026 (87 days from now).
Spring
Temperatures range from 22 to 26°C. Precipitation is moderate at around 236mm for the season, averaging 79mm per month. Winds are moderate at around 21km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 26 to 29°C. Rainfall is heavy, totalling around 391mm across the season with a monthly average of 130mm. Winds are moderate at around 17km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.
Autumn
Temperatures range from 24 to 29°C. Rainfall is heavy, totalling around 419mm across the season with a monthly average of 140mm. Winds are moderate at around 20km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 21 to 24°C. Precipitation is moderate at around 227mm for the season, averaging 76mm per month. Winds are moderate at around 23km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Best Time to Visit
The best time to visit Grand Bahama International Airport is during January, February, March, April, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 23°C with modest rainfall averaging 73mm per month. By contrast, August can be uncomfortably hot with temperatures reaching 29°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 Grand Bahama 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. 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.
