Climate Overview
The climate in Florianópolis-Hercílio Luz International Airport is warm and mild. The average annual temperature is 20°C and approximately 1764mm of precipitation falls per year. Florianópolis-Hercílio Luz International Airport receives a notable amount of rainfall throughout the year, including during its driest month. Florianópolis-Hercílio Luz International Airport is in the Southern Hemisphere. The seasons are reversed — summer runs from December to February, while winter falls between June and August. The summer months are: January, February, March. The coldest months are July, June, August, when temperatures can drop to 12°C.
Temperature
Florianópolis-Hercílio Luz International Airport sees moderate temperature variation throughout the year, ranging from 12°C to 27°C. The warmest month is January, when average highs reach 27°C and the mean temperature sits around 24°C. July is the coolest month, with minimum temperatures around 12°C and an average of 15°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows. The sharpest temperature change occurs between April and May, with a 3°C shift in average temperatures.
Precipitation
Florianópolis-Hercílio Luz International Airport is a fairly wet location, receiving approximately 1764mm of precipitation annually, which averages out to around 147mm per month. The wettest month is January, averaging 260mm of rainfall. February and December also tend to see above-average precipitation. The driest month is July, with just 74mm. That's 186mm less than January, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.
Wind
Florianópolis-Hercílio Luz International Airport is mildly breezy, with an average annual wind speed of 13km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is November, averaging 15km/h, though still comfortable for most outdoor activities. The calmest conditions occur in June, with average winds dropping to 11km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4km/h between the calmest and windiest months.
Seasons
89 days until Winter
It is currently autumn in Florianópolis-Hercílio Luz International Airport, which began on March 20, 2026. Florianópolis-Hercílio Luz International Airport is in the Southern Hemisphere, where the seasons are reversed — spring starts in September, summer in December, autumn in March, and winter in June. The warmest period peaks in January at around 27°C, while the coldest stretch bottoms out in July near 12°C. Winter is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 15 to 24°C. Rainfall is heavy, totalling around 445mm across the season with a monthly average of 148mm. Winds are generally light, averaging 14km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 20 to 27°C. Rainfall is heavy, totalling around 661mm across the season with a monthly average of 220mm. Winds are generally light, averaging 13km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 15 to 26°C. Rainfall is heavy, totalling around 406mm across the season with a monthly average of 135mm. Winds are generally light, averaging 12km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 12 to 20°C. Precipitation is moderate at around 252mm for the season, averaging 84mm per month. Winds are generally light, averaging 12km/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 Florianópolis-Hercílio Luz International Airport is during June, July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 16°C with modest rainfall averaging 84mm per month. By contrast, January can be uncomfortably hot with temperatures reaching 27°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 Florianópolis-Hercílio Luz 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.
