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Isulan Weather by Month
Average temperatures, rainfall and humidity for Isulan, Philippines, month by month, built from OpenWeather’s historical records. Use it to see what a typical Isulan month looks like before you travel — then check the live Isulan forecast for the days ahead.
Warmest month
March
33°C average high
Coolest month
February
22°C average low
Wettest month
May
215 mm of rain
Driest month
February
84 mm of rain
Average temperature and rainfall in Isulan by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 30°C | 22°C | 15°C / 35°C | 113 mm | 82% | 5 km/h |
| February | 32°C | 22°C | 17°C / 36°C | 84 mm | 76% | 5 km/h |
| March | 33°C | 22°C | 17°C / 38°C | 102 mm | 74% | 5 km/h |
| April | 33°C | 23°C | 18°C / 40°C | 187 mm | 78% | 5 km/h |
| May | 32°C | 23°C | 19°C / 37°C | 215 mm | 84% | 4 km/h |
| June | 31°C | 22°C | 19°C / 35°C | 162 mm | 86% | 4 km/h |
| July | 31°C | 22°C | 19°C / 35°C | 139 mm | 87% | 4 km/h |
| August | 31°C | 22°C | 18°C / 35°C | 171 mm | 86% | 4 km/h |
| September | 31°C | 22°C | 18°C / 35°C | 139 mm | 85% | 4 km/h |
| October | 31°C | 22°C | 18°C / 36°C | 155 mm | 85% | 4 km/h |
| November | 30°C | 22°C | 19°C / 35°C | 140 mm | 86% | 4 km/h |
| December | 30°C | 22°C | 17°C / 36°C | 111 mm | 84% | 5 km/h |
Best time to visit Isulan
The most comfortable time to visit Isulan is generally December to February, balancing mild daytime temperatures against the driest stretch of the year. Temperatures stay fairly even all year and rain concentrates around May, totalling about 1,718 mm a year.
Travellers who prefer heat should aim for March, when highs average 33°C. May is the month to avoid if rain would spoil your plans — it averages 215 mm, roughly 3× the rainfall of the driest month (February).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Isulan forecast for what is happening now.
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