Climate Overview
The climate in Ô Môn is hot. The average annual temperature is 28°C and approximately 2003mm of precipitation falls per year. October is the wettest month, receiving around 436mm of rainfall. Ô Môn is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, May, March. The coldest months are February, January, December, when temperatures can drop to 23°C.
Temperature
Ô Môn sees moderate temperature variation throughout the year, ranging from 23°C to 36°C. April is the hottest month, with daytime highs reaching 36°C and an average of 31°C. February is the coolest month, with minimum temperatures around 23°C and an average of 27°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows. The sharpest temperature change occurs between May and June, with a 2°C shift in average temperatures.
Precipitation
Ô Môn is a very wet location, receiving approximately 2003mm of precipitation annually, which averages out to around 167mm per month. The wettest month is October, averaging 436mm of rainfall. June and November also tend to see above-average precipitation. The driest month is March, with just 1mm. That's 436mm 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
Ô Môn is relatively calm, with an average annual wind speed of 3km/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 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 2km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans.
Seasons
63 days until Autumn
It is currently summer in Ô Môn, which began on June 21, 2026. Ô Môn 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 April at around 36°C, while the coldest stretch bottoms out in February near 23°C. Autumn is next, beginning on September 23, 2026 — 63 days from now.
Spring
Temperatures range from 25 to 36°C. Precipitation is moderate at around 193mm for the season, averaging 64mm per month. Winds are generally light, averaging 2km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 26 to 32°C. Rainfall is heavy, totalling around 735mm across the season with a monthly average of 245mm. Winds are generally light, averaging 3km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 25 to 32°C. Rainfall is heavy, totalling around 893mm across the season with a monthly average of 298mm. Winds are generally light, averaging 2km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 23 to 32°C. Precipitation is moderate at around 182mm for the season, averaging 61mm per month. Winds are generally light, averaging 3km/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 Ô Môn 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.