San Mariano in Summer
In summer (June, July and August), San Mariano sees average daytime highs around 29°C and overnight lows near 22°C, with 1142 mm of rain over about 68 wet days across the season. It is the 3rd-warmest season and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 29°C. The sky is clear or mostly clear about 1% of the time across summer, and the air most often feels oppressive.
Summer is San Mariano's 2nd-best season to visit on our travel score. San Mariano has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see San Mariano's year-round climate.
- Avg daytime high
- 29°C
- 3rd-warmest season
- Avg overnight low
- 22°C
- Rainfall
- 1142 mm
- 68 wet days
- Avg wind
- 4 km/h
- Travel score
- 3.5
- 2nd-best season
- Months
- Jun · Jul · Aug
Temperature in San Mariano in Summer
Across summer, daytime highs hold fairly steady around 29°C.
A typical summer day in San Mariano reaches about 29°C and drops to 22°C overnight. The warmest of the three months is August, the coolest July.
How summer really feels in San Mariano
Once humidity and wind are folded in, summer brings about 92 days that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
San Mariano weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 28° / 21° | 387 | 24.4 | 11.6 | 4.1 |
| Feb | 28° / 21° | 341 | 19.7 | 11.8 | 4.2 |
| Mar | 29° / 21° | 322 | 22.3 | 11.9 | 4.0 |
| Apr | 30° / 22° | 319 | 22.8 | 12.2 | 3.5 |
| May | 30° / 22° | 473 | 26.6 | 12.3 | 3.0 |
| Jun | 29° / 22° | 524 | 25.3 | 12.4 | 3.2 |
| Jul | 29° / 22° | 339 | 22.3 | 12.4 | 3.6 |
| Aug | 30° / 22° | 280 | 20.7 | 12.2 | 3.7 |
| Sep | 30° / 22° | 252 | 20.3 | 12 | 3.6 |
| Oct | 30° / 22° | 298 | 23 | 11.8 | 3.4 |
| Nov | 29° / 22° | 379 | 25.1 | 11.7 | 3.3 |
| Dec | 28° / 22° | 383 | 25.9 | 11.6 | 3.6 |
Cloud cover in Summer
The sky is clear or mostly clear about 1% of the time across summer.
Chance of precipitation in Summer
San Mariano gets around 1142 mm of rain over 68 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 4 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 24 min in early June to 12 h 12 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 4.9 kWh/m².
Hazard calendar for San Mariano
In summer, San Mariano overlaps its pacific typhoon season. The full year is below, with each hazard's peak months called out.
San Mariano sits in the Pacific typhoon belt; the season peaks July–October.
Is summer a good time to visit San Mariano?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a weaker month for outdoor sightseeing in San Mariano.
What to pack for San Mariano in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, San Mariano sees daytime highs around 29°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 68 days see rain.
Sea temperature near San Mariano in Summer
The nearest coast averages about 29°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 44 km away) is warmest in June at about 30°C and coldest in February near 28°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) | 28 | 28 | 28 | 29 | 29 | 30 | 29 | 29 | 29 | 29 | 29 | 29 |
| Comfort | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 28 | Warm |
| Feb | 28 | Warm |
| Mar | 28 | Tropical |
| Apr | 29 | Tropical |
| May | 29 | Tropical |
| Jun | 30 | Tropical |
| Jul | 29 | Tropical |
| Aug | 29 | Tropical |
| Sep | 29 | Tropical |
| Oct | 29 | Tropical |
| Nov | 29 | Tropical |
| Dec | 29 | Tropical |
UV index in San Mariano in Summer
Clear-sky midday UV across summer averages around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in San Mariano peaks around March 22 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 at about 11 (extreme).
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) | 12 | 14 | 15 | 14 | 13 | 12 | 12 | 13 | 13 | 13 | 11 | 10 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 12 | Extreme |
| Feb | 14 | Extreme |
| Mar | 15 | Extreme |
| Apr | 14 | Extreme |
| May | 13 | Extreme |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 13 | Extreme |
| Sep | 13 | Extreme |
| Oct | 13 | Extreme |
| Nov | 11 | Extreme |
| Dec | 10 | Extreme |
Air quality in San Mariano in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in San Mariano is worst in September — around 17 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 12 | 11 | 11 | 12 | 13 | 14 | 15 | 15 | 17 | 16 | 13 | 13 |
| Level | Good | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 12 | Good |
| Feb | 11 | Good |
| Mar | 11 | Good |
| Apr | 12 | Good |
| May | 13 | Moderate |
| Jun | 14 | Moderate |
| Jul | 15 | Moderate |
| Aug | 15 | Moderate |
| Sep | 17 | Moderate |
| Oct | 16 | Moderate |
| Nov | 13 | Moderate |
| Dec | 13 | Moderate |
Where is San Mariano?
San Mariano sits at 7.5°N, 126.0°E, 224 m above sea level, in Philippines. The nearest listed city is Nabunturan, 13 km away.
Topography around San Mariano
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Mariano.
Within 3 km, the terrain around San Mariano has significant variations in elevation — a maximum elevation change of 586 m around an average of 246 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,307 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,636 m.
The land around San Mariano is covered by trees (96%) within 3 km, trees (91%) within 16 km, and trees (74%) and water (21%) 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 San Mariano (7.5°, 126°, elevation 224 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.