Climate Overview
The climate in Coyah is hot. The average annual temperature is 27°C and approximately 2860mm of precipitation falls per year. August is the wettest month, receiving around 829mm of rainfall. Coyah sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Coyah sees moderate temperature variation throughout the year, ranging from 21°C to 33°C. The warmest month is March, when average highs reach 33°C and the mean temperature sits around 27°C. January is the coolest month, with minimum temperatures around 21°C and an average of 26°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows.
Precipitation
Coyah is a very wet location, receiving approximately 2860mm of precipitation annually, which averages out to around 238mm per month. The wettest month is August, averaging 829mm of rainfall. July and September also tend to see above-average precipitation. The driest month is February, with just 0mm. That's 829mm less than August, 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
Coyah 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 March, averaging 15km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 10km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5km/h gap between the calmest and windiest months.
Seasons
89 days until Summer
It is currently spring in Coyah, which began on March 20, 2026. Coyah 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 33°C, while the coldest stretch bottoms out in January near 21°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 23 to 33°C. Rainfall is relatively light, with around 86mm over the season and a monthly average of 29mm. Winds are generally light, averaging 15km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 24 to 29°C. Rainfall is heavy, totalling around 1919mm across the season with a monthly average of 640mm. Winds are generally light, averaging 13km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 23 to 31°C. Rainfall is heavy, totalling around 848mm across the season with a monthly average of 283mm. Winds are generally light, averaging 11km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 21 to 33°C. Precipitation is minimal, with only around 7mm for the entire season. Winds are generally light, averaging 13km/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 Coyah 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.
