Santo Tomas weather in March
In March, Santo Tomas sees average daytime highs of 30°C and overnight lows near 23°C, with 43 mm of rain across 7.6 wet days and about 11.9 hours of daylight. It is the 4th-warmest and 11th-wettest month of the year here.
Highs climb over the month, from about 30°C in the first days to 31°C by the end. The sky is clear or mostly clear about 38% of the time in March, and the air most often feels oppressive.
Daylight stretches from about 11 h 42 min at the start of March to 12 h 06 min by month's end. Set against the rest of the year, March is Santo Tomas's 2nd-clearest and 4th-windiest month. For the whole year in context, see Santo Tomas's year-round climate.
- Daytime high
- 30°
- 4th warmest
- Overnight low
- 23°
- 3rd coldest
- Rainfall
- 43 mm
- 7.6 wet days
- Daylight
- 11 h 54 min
- 6:08 AM – 6:02 PM
- Cloud cover
- 54%
- 2nd clearest
- Wind
- 12 km/h
- 4th windiest
- Solar energy
- 5.96 kWh/m²
- Travel score
- 5.1
- out of 10
Temperature in March
Highs climb over the month, from about 30°C in the first days to 31°C by the end.
A typical March day in Santo Tomas reaches about 30°C in the afternoon and slips back to 23°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 32°C. Set against its neighbours, March runs about 2°C warmer than February and about 2°C cooler than April.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 |
| Avg low (°C) | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 30 | 23 |
| 2 | 30 | 23 |
| 3 | 30 | 23 |
| 4 | 30 | 23 |
| 5 | 30 | 23 |
| 6 | 30 | 23 |
| 7 | 30 | 23 |
| 8 | 30 | 23 |
| 9 | 30 | 23 |
| 10 | 30 | 23 |
| 11 | 30 | 23 |
| 12 | 30 | 23 |
| 13 | 30 | 23 |
| 14 | 30 | 23 |
| 15 | 30 | 23 |
| 16 | 30 | 23 |
| 17 | 30 | 23 |
| 18 | 31 | 23 |
| 19 | 31 | 23 |
| 20 | 31 | 23 |
| 21 | 31 | 23 |
| 22 | 31 | 23 |
| 23 | 31 | 23 |
| 24 | 31 | 23 |
| 25 | 31 | 23 |
| 26 | 31 | 23 |
| 27 | 31 | 23 |
| 28 | 31 | 23 |
| 29 | 31 | 24 |
| 30 | 31 | 24 |
| 31 | 31 | 24 |
How March really feels in Santo Tomas
Once humidity and wind are folded in, March averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in March is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Santo Tomas weather by month
How March compares with the rest of the year at a glance. March is the 4th-warmest and 11th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 28° / 23° | 44 | 7.6 | 11.3 | 6.3 |
| Feb | 29° / 22° | 35 | 5.9 | 11.5 | 5.9 |
| Mar | 30° / 23° | 43 | 7.6 | 11.9 | 5.1 |
| Apr | 32° / 24° | 50 | 9.8 | 12.3 | 4.0 |
| May | 32° / 25° | 175 | 21 | 12.6 | 2.8 |
| Jun | 31° / 24° | 247 | 25.8 | 12.8 | 2.5 |
| Jul | 30° / 24° | 388 | 28.7 | 12.8 | 2.7 |
| Aug | 30° / 24° | 317 | 27 | 12.5 | 2.9 |
| Sep | 30° / 24° | 355 | 27.3 | 12.1 | 2.7 |
| Oct | 30° / 24° | 239 | 23.1 | 11.7 | 3.4 |
| Nov | 29° / 24° | 120 | 16.4 | 11.3 | 4.5 |
| Dec | 28° / 23° | 156 | 13.3 | 11.2 | 5.4 |
Cloud cover in March
The sky is clear or mostly clear about 38% of the time in March.
Beyond those clear spells, partly cloudy skies cover about 25% of March, with mostly cloudy or overcast conditions the remaining 37%. Skies tend to open up as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 59 | 59 | 59 | 59 | 59 | 59 | 59 | 60 | 61 | 62 | 62 | 63 | 63 | 63 | 64 | 64 | 64 | 64 | 64 | 64 | 64 | 65 | 65 | 65 | 65 | 66 | 66 | 67 | 67 | 67 | 69 |
| Cloudier (%) | 41 | 41 | 41 | 41 | 41 | 41 | 41 | 40 | 39 | 38 | 38 | 37 | 37 | 37 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 35 | 35 | 35 | 35 | 34 | 34 | 33 | 33 | 33 | 31 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 59 | 41 |
| 2 | 59 | 41 |
| 3 | 59 | 41 |
| 4 | 59 | 41 |
| 5 | 59 | 41 |
| 6 | 59 | 41 |
| 7 | 59 | 41 |
| 8 | 60 | 40 |
| 9 | 61 | 39 |
| 10 | 62 | 38 |
| 11 | 62 | 38 |
| 12 | 63 | 37 |
| 13 | 63 | 37 |
| 14 | 63 | 37 |
| 15 | 64 | 36 |
| 16 | 64 | 36 |
| 17 | 64 | 36 |
| 18 | 64 | 36 |
| 19 | 64 | 36 |
| 20 | 64 | 36 |
| 21 | 64 | 36 |
| 22 | 65 | 35 |
| 23 | 65 | 35 |
| 24 | 65 | 35 |
| 25 | 65 | 35 |
| 26 | 66 | 34 |
| 27 | 66 | 34 |
| 28 | 67 | 33 |
| 29 | 67 | 33 |
| 30 | 67 | 33 |
| 31 | 69 | 31 |
Chance of precipitation in March
Santo Tomas gets around 43 mm of rain over 7.6 wet days in March. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 23% and peaks near 26% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 25 | 25 |
| Rain chance (%) | |
|---|---|
| 1 | 23 |
| 2 | 23 |
| 3 | 23 |
| 4 | 23 |
| 5 | 23 |
| 6 | 23 |
| 7 | 23 |
| 8 | 23 |
| 9 | 23 |
| 10 | 22 |
| 11 | 22 |
| 12 | 22 |
| 13 | 22 |
| 14 | 22 |
| 15 | 22 |
| 16 | 22 |
| 17 | 22 |
| 18 | 22 |
| 19 | 23 |
| 20 | 23 |
| 21 | 24 |
| 22 | 24 |
| 23 | 25 |
| 24 | 25 |
| 25 | 25 |
| 26 | 25 |
| 27 | 25 |
| 28 | 26 |
| 29 | 26 |
| 30 | 25 |
| 31 | 25 |
Humidity in March
Most of March feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, March lands in the oppressive band about 74% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Humid (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Muggy (%) | 32 | 32 | 31 | 31 | 30 | 29 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 18 | 17 | 16 | 15 | 14 | 13 | 12 | 11 | 11 | 10 | 10 | 10 | 10 | 9 | 9 |
| Oppressive (%) | 66 | 65 | 66 | 66 | 67 | 67 | 67 | 68 | 68 | 69 | 70 | 71 | 72 | 73 | 74 | 75 | 77 | 78 | 78 | 79 | 80 | 80 | 81 | 82 | 81 | 82 | 81 | 81 | 80 | 80 | 80 |
| Miserable (%) | 1 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 7 | 7 | 7 | 8 | 8 | 9 | 9 | 10 | 11 | 11 |
| Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|
| 1 | 1 | 32 | 66 | 1 |
| 2 | 1 | 32 | 65 | 2 |
| 3 | 1 | 31 | 66 | 2 |
| 4 | 1 | 31 | 66 | 2 |
| 5 | 1 | 30 | 67 | 2 |
| 6 | 1 | 29 | 67 | 3 |
| 7 | 1 | 29 | 67 | 3 |
| 8 | 1 | 28 | 68 | 3 |
| 9 | 1 | 27 | 68 | 4 |
| 10 | 1 | 26 | 69 | 4 |
| 11 | 1 | 25 | 70 | 4 |
| 12 | 1 | 24 | 71 | 4 |
| 13 | 1 | 23 | 72 | 4 |
| 14 | 0 | 22 | 73 | 5 |
| 15 | 0 | 21 | 74 | 5 |
| 16 | 0 | 20 | 75 | 5 |
| 17 | 0 | 18 | 77 | 5 |
| 18 | 0 | 17 | 78 | 5 |
| 19 | 0 | 16 | 78 | 6 |
| 20 | 0 | 15 | 79 | 6 |
| 21 | 0 | 14 | 80 | 6 |
| 22 | 0 | 13 | 80 | 7 |
| 23 | 0 | 12 | 81 | 7 |
| 24 | 0 | 11 | 82 | 7 |
| 25 | 0 | 11 | 81 | 8 |
| 26 | 0 | 10 | 82 | 8 |
| 27 | 0 | 10 | 81 | 9 |
| 28 | 0 | 10 | 81 | 9 |
| 29 | 0 | 10 | 80 | 10 |
| 30 | 0 | 9 | 80 | 11 |
| 31 | 0 | 9 | 80 | 11 |
Wind in March
Winds average 12 km/h in March.
Across March, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 |
| Feels | light breeze | light breeze | light breeze | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 12 | light breeze |
| 2 | 12 | light breeze |
| 3 | 12 | light breeze |
| 4 | 12 | calm |
| 5 | 12 | calm |
| 6 | 12 | calm |
| 7 | 12 | calm |
| 8 | 12 | calm |
| 9 | 12 | calm |
| 10 | 12 | calm |
| 11 | 12 | calm |
| 12 | 12 | calm |
| 13 | 12 | calm |
| 14 | 12 | calm |
| 15 | 12 | calm |
| 16 | 12 | calm |
| 17 | 12 | calm |
| 18 | 12 | calm |
| 19 | 12 | calm |
| 20 | 12 | calm |
| 21 | 12 | calm |
| 22 | 11 | calm |
| 23 | 11 | calm |
| 24 | 11 | calm |
| 25 | 11 | calm |
| 26 | 11 | calm |
| 27 | 11 | calm |
| 28 | 11 | calm |
| 29 | 11 | calm |
| 30 | 11 | calm |
| 31 | 11 | calm |
Sunrise & sunset in March
Daylight runs from about 11 h 42 min at the start of March to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 24 minutes over March. Sunrise moves from 6:18 AM to 5:57 AM, and sunset from 6:00 PM to 6:04 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 11.7 | 11.7 | 11.7 | 11.7 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 |
| Sunrise (AM) | 6:18 | 6:17 | 6:16 | 6:16 | 6:15 | 6:15 | 6:14 | 6:13 | 6:13 | 6:12 | 6:11 | 6:11 | 6:10 | 6:09 | 6:09 | 6:08 | 6:07 | 6:07 | 6:06 | 6:05 | 6:05 | 6:04 | 6:03 | 6:02 | 6:02 | 6:01 | 6:00 | 5:59 | 5:59 | 5:58 | 5:57 |
| Sunset (PM) | 6:00 | 6:00 | 6:00 | 6:00 | 6:01 | 6:01 | 6:01 | 6:01 | 6:01 | 6:01 | 6:02 | 6:02 | 6:02 | 6:02 | 6:02 | 6:02 | 6:02 | 6:02 | 6:02 | 6:03 | 6:03 | 6:03 | 6:03 | 6:03 | 6:03 | 6:03 | 6:03 | 6:03 | 6:03 | 6:03 | 6:04 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.7 | 6:18 | 6:00 |
| 2 | 11.7 | 6:17 | 6:00 |
| 3 | 11.7 | 6:16 | 6:00 |
| 4 | 11.7 | 6:16 | 6:00 |
| 5 | 11.8 | 6:15 | 6:01 |
| 6 | 11.8 | 6:15 | 6:01 |
| 7 | 11.8 | 6:14 | 6:01 |
| 8 | 11.8 | 6:13 | 6:01 |
| 9 | 11.8 | 6:13 | 6:01 |
| 10 | 11.8 | 6:12 | 6:01 |
| 11 | 11.8 | 6:11 | 6:02 |
| 12 | 11.8 | 6:11 | 6:02 |
| 13 | 11.9 | 6:10 | 6:02 |
| 14 | 11.9 | 6:09 | 6:02 |
| 15 | 11.9 | 6:09 | 6:02 |
| 16 | 11.9 | 6:08 | 6:02 |
| 17 | 11.9 | 6:07 | 6:02 |
| 18 | 11.9 | 6:07 | 6:02 |
| 19 | 11.9 | 6:06 | 6:02 |
| 20 | 12.0 | 6:05 | 6:03 |
| 21 | 12.0 | 6:05 | 6:03 |
| 22 | 12.0 | 6:04 | 6:03 |
| 23 | 12.0 | 6:03 | 6:03 |
| 24 | 12.0 | 6:02 | 6:03 |
| 25 | 12.0 | 6:02 | 6:03 |
| 26 | 12.0 | 6:01 | 6:03 |
| 27 | 12.1 | 6:00 | 6:03 |
| 28 | 12.1 | 5:59 | 6:03 |
| 29 | 12.1 | 5:59 | 6:03 |
| 30 | 12.1 | 5:58 | 6:03 |
| 31 | 12.1 | 5:57 | 6:04 |
Solar energy in March
Average shortwave solar energy reaching the ground each day in March, about 5.96 kWh/m².
For context, solar energy here swings from a low near 4.02 kWh/m² to a high of 6.61 kWh/m² in April across the year — March's 5.96 kWh/m² sits near the top of that range.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.6 | 5.6 | 5.7 | 5.7 | 5.7 | 5.7 | 5.8 | 5.8 | 5.8 | 5.8 | 5.9 | 5.9 | 5.9 | 6.0 | 6.0 | 6.0 | 6.0 | 6.0 | 6.1 | 6.1 | 6.1 | 6.1 | 6.2 | 6.2 | 6.2 | 6.2 | 6.3 | 6.3 | 6.3 | 6.3 | 6.4 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.6 | Bright |
| 2 | 5.6 | Bright |
| 3 | 5.7 | Bright |
| 4 | 5.7 | Bright |
| 5 | 5.7 | Bright |
| 6 | 5.7 | Bright |
| 7 | 5.8 | Bright |
| 8 | 5.8 | Bright |
| 9 | 5.8 | Bright |
| 10 | 5.8 | Bright |
| 11 | 5.9 | Bright |
| 12 | 5.9 | Bright |
| 13 | 5.9 | Bright |
| 14 | 6.0 | Bright |
| 15 | 6.0 | Bright |
| 16 | 6.0 | Intense |
| 17 | 6.0 | Intense |
| 18 | 6.0 | Intense |
| 19 | 6.1 | Intense |
| 20 | 6.1 | Intense |
| 21 | 6.1 | Intense |
| 22 | 6.1 | Intense |
| 23 | 6.2 | Intense |
| 24 | 6.2 | Intense |
| 25 | 6.2 | Intense |
| 26 | 6.2 | Intense |
| 27 | 6.3 | Intense |
| 28 | 6.3 | Intense |
| 29 | 6.3 | Intense |
| 30 | 6.3 | Intense |
| 31 | 6.4 | Intense |
Hazard calendar for Santo Tomas
In March, Santo Tomas sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Santo Tomas sits in the Pacific typhoon belt; the season peaks July–October.
Santo Tomas's monsoon runs May–October, when most of the year's rain falls.
Is March a good time to visit Santo Tomas?
Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
March is a reasonable time to visit Santo Tomas for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Santo Tomas in March
From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In March, Santo Tomas sees daytime highs around 30°C and nights near 23°C. Pack light clothes. Worth having: sun protection. About 8 days see rain.
Sea temperature near Santo Tomas in March
The nearest coast averages about 27°C in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 39 km away) is warmest in June at about 30°C and coldest in February near 26°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 27 | 26 | 27 | 28 | 29 | 30 | 29 | 29 | 29 | 29 | 28 | 28 |
| Comfort | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 27 | Warm |
| Feb | 26 | Warm |
| Mar | 27 | Warm |
| Apr | 28 | Tropical |
| May | 29 | Tropical |
| Jun | 30 | Tropical |
| Jul | 29 | Tropical |
| Aug | 29 | Tropical |
| Sep | 29 | Tropical |
| Oct | 29 | Tropical |
| Nov | 28 | Tropical |
| Dec | 28 | Warm |
UV index in Santo Tomas in March
Clear-sky midday UV in March peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Santo Tomas peaks around August 18 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 22 at about 9 (very high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 10 | 11 | 13 | 13 | 12 | 12 | 12 | 14 | 13 | 11 | 9 | 9 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Very high |
| Feb | 11 | Extreme |
| Mar | 13 | Extreme |
| Apr | 13 | Extreme |
| May | 12 | Extreme |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 14 | Extreme |
| Sep | 13 | Extreme |
| Oct | 11 | Extreme |
| Nov | 9 | Very high |
| Dec | 9 | Very high |
Air quality in Santo Tomas in March
Average fine-particle pollution (PM2.5) through the year — so you can see where March falls, not just the annual average.
Air quality in Santo Tomas is worst in September — around 32 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (February, 15 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 17 | 15 | 17 | 17 | 23 | 29 | 28 | 28 | 32 | 27 | 19 | 16 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 17 | Moderate |
| Feb | 15 | Moderate |
| Mar | 17 | Moderate |
| Apr | 17 | Moderate |
| May | 23 | Moderate |
| Jun | 29 | Moderate |
| Jul | 28 | Moderate |
| Aug | 28 | Moderate |
| Sep | 32 | Moderate |
| Oct | 27 | Moderate |
| Nov | 19 | Moderate |
| Dec | 16 | Moderate |
Where is Santo Tomas?
Santo Tomas sits at 14.1°N, 121.1°E, 145 m above sea level, in Philippines. The nearest listed city is Tanauan, 3.0 km away.
Topography around Santo Tomas
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Santo Tomas.
Within 3 km, the terrain around Santo Tomas has only modest variations in elevation — a maximum elevation change of 115 m around an average of 149 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,088 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,141 m.
The land around Santo Tomas is covered by trees (36%) and artificial surfaces (31%) within 3 km, trees (59%) within 16 km, and water (47%) and trees (41%) within 80 km.
Philippines travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type A / B / C
- 230 V · 60 Hz
- Prices
- ≈ 33% of US
- price level, 2025
- GDP per capita
- $4,171
- 2025
- Happiness
- 6.2 / 10
- World Happiness, 2025
- Safe drinking water
- 48%
- of population, 2024
- Homicide rate
- 4.3
- per 100k, 2023
- Road deaths
- 12
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- High
- EF EPI 569
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Santo Tomas (14.1079°, 121.1414°, elevation 145 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).