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Santo Tomas Weather by Month
Average temperatures, rainfall and humidity for Santo Tomas, Philippines, month by month, built from OpenWeather’s historical records. Use it to see what a typical Santo Tomas month looks like before you travel — then check the live Santo Tomas forecast for the days ahead.
Warmest month
May
34°C average high
Coolest month
January
24°C average low
Wettest month
September
148 mm of rain
Driest month
February
18 mm of rain
Average temperature and rainfall in Santo Tomas 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 | 29°C | 24°C | 19°C / 33°C | 23 mm | 76% | 14 km/h |
| February | 30°C | 24°C | 20°C / 34°C | 18 mm | 73% | 15 km/h |
| March | 32°C | 25°C | 21°C / 35°C | 21 mm | 70% | 14 km/h |
| April | 33°C | 26°C | 20°C / 37°C | 23 mm | 68% | 13 km/h |
| May | 34°C | 27°C | 24°C / 38°C | 65 mm | 72% | 11 km/h |
| June | 33°C | 26°C | 23°C / 39°C | 109 mm | 81% | 9 km/h |
| July | 31°C | 26°C | 22°C / 36°C | 140 mm | 84% | 10 km/h |
| August | 31°C | 26°C | 20°C / 35°C | 146 mm | 85% | 12 km/h |
| September | 31°C | 25°C | 22°C / 35°C | 148 mm | 86% | 10 km/h |
| October | 31°C | 25°C | 22°C / 35°C | 133 mm | 83% | 11 km/h |
| November | 31°C | 25°C | 20°C / 35°C | 55 mm | 80% | 12 km/h |
| December | 30°C | 25°C | 22°C / 34°C | 73 mm | 80% | 14 km/h |
Best time to visit Santo Tomas
The most comfortable time to visit Santo Tomas is generally January to March, balancing mild daytime temperatures against the driest stretch of the year. Temperatures stay fairly even all year and rain concentrates around September, totalling about 954 mm a year.
Travellers who prefer heat should aim for May, when highs average 34°C. September is the month to avoid if rain would spoil your plans — it averages 148 mm, roughly 8× the rainfall of the driest month (February).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Santo Tomas forecast for what is happening now.
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