Climate Overview
The climate in Annobon Airport is hot. The average annual temperature is 26°C and approximately 1141mm of precipitation falls per year. January is the wettest month, receiving around 240mm of rainfall. Annobon Airport sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Annobon Airport has relatively stable temperatures year-round, staying within a 5°C range. The warmest month is March, when average highs reach 28°C and the mean temperature sits around 28°C. July is the coolest month, with minimum temperatures around 23°C and an average of 23°C. Daily temperature variation is modest, with an average difference of 1°C between highs and lows. The sharpest temperature change occurs between May and June, with a 2°C shift in average temperatures.
Precipitation
Annobon Airport is a moderately rainy area, receiving approximately 1141mm of precipitation annually, which averages out to around 95mm per month. The wettest month is January, averaging 240mm of rainfall. December and November also tend to see above-average precipitation. The driest month is July, with just 7mm. That's 233mm less than January, 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.
Wind
Annobon 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 September, averaging 5km/h, though still comfortable for most outdoor activities. The calmest conditions occur in January, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2km/h gap between the calmest and windiest months.
Seasons
93 days until Spring
It is currently winter in Annobon Airport, which began on June 21, 2026. Annobon Airport sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in March at around 28°C, while the coldest stretch bottoms out in July near 23°C. Spring is next, beginning on September 23, 2026 — 93 days from now.
Spring
Temperatures range from 24 to 27°C. Precipitation is moderate at around 207mm for the season, averaging 69mm per month. Winds are generally light, averaging 5km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 26 to 28°C. Rainfall is heavy, totalling around 564mm across the season with a monthly average of 188mm. Winds are generally light, averaging 4km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 26 to 28°C. Rainfall is heavy, totalling around 343mm across the season with a monthly average of 114mm. Winds are generally light, averaging 4km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 23 to 25°C. Precipitation is minimal, with only around 28mm for the entire season. Winds are generally light, averaging 5km/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 Annobon Airport is during June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 10mm per month. By contrast, March can be uncomfortably hot with temperatures reaching 28°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.
Monthly Climate Data
The table below shows monthly climate averages for Annobon 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.
