Climate Overview
The climate in Ranong Airport is hot. The average annual temperature is 27°C and approximately 2307mm of precipitation falls per year. September is the wettest month, receiving around 418mm of rainfall. Ranong Airport sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Ranong Airport has relatively stable temperatures year-round, staying within a 5°C range. The warmest month is March, when average highs reach 30°C and the mean temperature sits around 28°C. January is the coolest month, with minimum temperatures around 25°C and an average of 26°C. Daily temperature variation is modest, with an average difference of 3°C between highs and lows.
Precipitation
Ranong Airport is a very wet location, receiving approximately 2307mm of precipitation annually, which averages out to around 192mm per month. The wettest month is September, averaging 418mm of rainfall. October and July also tend to see above-average precipitation. The driest month is February, with just 15mm. That's 402mm less than September, 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
Ranong Airport is mildly breezy, with an average annual wind speed of 18km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is August, averaging 21km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in April, 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 pick up during the summer months. The seasonal averages are 18km/h in winter, 16km/h in spring, 20km/h in summer, 17km/h in autumn.
Seasons
89 days until Summer
It is currently spring in Ranong Airport, which began on March 20, 2026. Ranong 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 30°C, while the coldest stretch bottoms out in January near 25°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 26 to 30°C. Rainfall is heavy, totalling around 388mm across the season with a monthly average of 129mm. Winds are moderate at around 16km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 25 to 28°C. Rainfall is heavy, totalling around 848mm across the season with a monthly average of 283mm. Winds are moderate at around 20km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 25 to 29°C. Rainfall is heavy, totalling around 902mm across the season with a monthly average of 301mm. Winds are moderate at around 17km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 25 to 30°C. Precipitation is moderate at around 169mm for the season, averaging 56mm per month. Winds are moderate at around 18km/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 Ranong 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.
