Climate Overview
The climate in Ailuk Airfield is hot. The average annual temperature is 27°C and approximately 1911mm of precipitation falls per year. Ailuk Airfield receives a notable amount of rainfall throughout the year, including during its driest month. Ailuk Airfield is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: September, August, October. The coldest months are February, March, January, when temperatures can drop to 26°C.
Temperature
Ailuk Airfield has relatively stable temperatures year-round, staying within a 2°C range. The warmest month is September, when average highs reach 28°C and the mean temperature sits around 27°C. February is the coolest month, with minimum temperatures around 26°C and an average of 27°C. Daily temperature variation is modest, with an average difference of 1°C between highs and lows.
Precipitation
Ailuk Airfield is a fairly wet location, receiving approximately 1911mm of precipitation annually, which averages out to around 159mm per month. The wettest month is October, averaging 309mm of rainfall. September and November also tend to see above-average precipitation. The driest month is February, with just 50mm. That's 259mm less than October, 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
Ailuk Airfield is relatively calm, with an average annual wind speed of 7km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 10km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 5km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 9km/h in winter, 8km/h in spring, 6km/h in summer, 6km/h in autumn.
Seasons
88 days until Autumn
It is currently summer in Ailuk Airfield, which began on June 21, 2026. Ailuk Airfield 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 September at around 28°C, while the coldest stretch bottoms out in February near 26°C. Autumn is next, beginning on September 23, 2026 — 88 days from now.
Spring
Temperatures range from 26 to 28°C. Rainfall is heavy, totalling around 326mm across the season with a monthly average of 109mm. Winds are generally light, averaging 8km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 26 to 28°C. Rainfall is heavy, totalling around 602mm across the season with a monthly average of 201mm. Winds are generally light, averaging 6km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 26 to 28°C. Rainfall is heavy, totalling around 797mm across the season with a monthly average of 266mm. Winds are generally light, averaging 6km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 26 to 28°C. Precipitation is moderate at around 187mm for the season, averaging 62mm per month. Winds are generally light, averaging 9km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Monthly Climate Data
The table below shows monthly climate averages for Ailuk Airfield 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.