Castillejos in Summer
In summer (June, July and August), Castillejos sees average daytime highs around 29°C and overnight lows near 24°C, with 1432 mm of rain over about 89 wet days across the season. It is the coldest season of the year 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 2% of the time across summer, and the air most often feels miserable.
Summer is Castillejos's weakest season of the year to visit on our travel score. For the whole year in context, see Castillejos's year-round climate.
- Avg daytime high
- 29°C
- coldest season of the year
- Avg overnight low
- 24°C
- Rainfall
- 1432 mm
- 89 wet days
- Avg wind
- 7 km/h
- Travel score
- 2.8
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Castillejos in Summer
Across summer, daytime highs hold fairly steady around 29°C.
A typical summer day in Castillejos reaches about 29°C and drops to 24°C overnight. The warmest of the three months is June, the coolest August.
How summer really feels in Castillejos
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.
Castillejos 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 | 29° / 21° | 24 | 5 | 11.2 | 6.2 |
| Feb | 30° / 21° | 29 | 4.7 | 11.5 | 5.8 |
| Mar | 31° / 22° | 43 | 7.6 | 11.9 | 4.9 |
| Apr | 32° / 24° | 56 | 12.2 | 12.3 | 3.9 |
| May | 31° / 25° | 224 | 23.5 | 12.7 | 2.9 |
| Jun | 30° / 24° | 365 | 28.3 | 12.9 | 2.7 |
| Jul | 29° / 24° | 544 | 30.3 | 12.8 | 2.8 |
| Aug | 28° / 24° | 523 | 30 | 12.5 | 3.0 |
| Sep | 29° / 24° | 405 | 28.7 | 12.1 | 2.9 |
| Oct | 30° / 24° | 241 | 22.8 | 11.7 | 3.5 |
| Nov | 30° / 23° | 105 | 13.9 | 11.3 | 4.7 |
| Dec | 29° / 22° | 78 | 8.9 | 11.1 | 5.6 |
Cloud cover in Summer
The sky is clear or mostly clear about 2% of the time across summer.
Chance of precipitation in Summer
Castillejos gets around 1432 mm of rain over 89 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 7 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 48 min in early June to 12 h 18 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 4.4 kWh/m².
Hazard calendar for Castillejos
In summer, Castillejos overlaps its pacific typhoon and monsoon season. The full year is below, with each hazard's peak months called out.
Castillejos sits in the Pacific typhoon belt; the season peaks July–October.
Castillejos's monsoon runs June–September, when most of the year's rain falls.
Is summer a good time to visit Castillejos?
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 Castillejos.
What to pack for Castillejos in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Castillejos sees daytime highs around 29°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 89 days see rain.
Sea temperature near Castillejos 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 offshore is warmest in May at about 30°C and coldest in February near 27°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 | 27 | 28 | 29 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 28 |
| Comfort | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 27 | Warm |
| Feb | 27 | Warm |
| Mar | 28 | Warm |
| Apr | 29 | Tropical |
| May | 30 | Tropical |
| Jun | 30 | Tropical |
| Jul | 29 | Tropical |
| Aug | 29 | Tropical |
| Sep | 29 | Tropical |
| Oct | 29 | Tropical |
| Nov | 29 | Tropical |
| Dec | 28 | Tropical |
UV index in Castillejos in Summer
Clear-sky midday UV across summer averages 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 Castillejos peaks around August 17 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 11 at about 8 (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 | 12 | 11 | 9 | 8 |
| 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 | 12 | Extreme |
| Oct | 11 | Extreme |
| Nov | 9 | Very high |
| Dec | 8 | Very high |
Air quality in Castillejos 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 Castillejos is worst in November — around 30 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) | 27 | 26 | 29 | 28 | 23 | 22 | 21 | 21 | 22 | 29 | 30 | 29 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 27 | Moderate |
| Feb | 26 | Moderate |
| Mar | 29 | Moderate |
| Apr | 28 | Moderate |
| May | 23 | Moderate |
| Jun | 22 | Moderate |
| Jul | 21 | Moderate |
| Aug | 21 | Moderate |
| Sep | 22 | Moderate |
| Oct | 29 | Moderate |
| Nov | 30 | Moderate |
| Dec | 29 | Moderate |
Where is Castillejos?
Castillejos sits at 14.9°N, 120.2°E, 50 m above sea level, in Philippines. The nearest listed city is San Marcelino, 6.0 km away.
Topography around Castillejos
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Castillejos.
Within 3 km, the terrain around Castillejos has only modest variations in elevation — a maximum elevation change of 226 m around an average of 50 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,082 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,005 m.
The land around Castillejos is covered by trees (49%) and cropland (30%) within 3 km, trees (47%) and grassland (26%) within 16 km, and water (46%) and trees (29%) 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 Castillejos (14.9336°, 120.1979°, elevation 50 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.