Climate Overview
The climate in Tandag is hot. The average annual temperature is 27°C and approximately 2968mm of precipitation falls per year. Tandag receives a notable amount of rainfall throughout the year, including during its driest month. Tandag sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Tandag has relatively stable temperatures year-round, staying within a 5°C range. The warmest month is August, when average highs reach 30°C and the mean temperature sits around 28°C. February 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
Tandag is a very wet location, receiving approximately 2968mm of precipitation annually, which averages out to around 247mm per month. The wettest month is January, averaging 403mm of rainfall. December and November also tend to see above-average precipitation. The driest month is August, with just 158mm. That's 245mm less than January, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.
Wind
Tandag 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 February, averaging 5km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3km/h gap between the calmest and windiest months.
Seasons
92 days until Autumn
It is currently summer in Tandag, which began on June 21, 2026. Tandag sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in August at around 30°C, while the coldest stretch bottoms out in February near 25°C. Autumn is next, beginning on September 23, 2026 — 92 days from now.
Spring
Temperatures range from 25 to 29°C. Rainfall is heavy, totalling around 602mm across the season with a monthly average of 201mm. Winds are generally light, averaging 3km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 26 to 30°C. Rainfall is heavy, totalling around 592mm across the season with a monthly average of 197mm. Winds are generally light, averaging 2km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 26 to 29°C. Rainfall is heavy, totalling around 698mm across the season with a monthly average of 233mm. Winds are generally light, averaging 3km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 25 to 28°C. Rainfall is heavy, totalling around 1076mm across the season with a monthly average of 359mm. Winds are generally light, averaging 4km/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 Tandag 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.
