Diadi in Winter
In winter (December, January and February), Diadi sees average daytime highs around 25°C and overnight lows near 19°C, with 643 mm of rain over about 60 wet days across the season. It is the coldest season of the year and the driest season of the year.
Across winter, daytime highs hold fairly steady around 25°C. The sky is clear or mostly clear about 14% of the time across winter, and the air most often feels muggy.
Winter is Diadi's best season of the year to visit on our travel score. For the whole year in context, see Diadi's year-round climate.
- Avg daytime high
- 25°C
- coldest season of the year
- Avg overnight low
- 19°C
- Rainfall
- 643 mm
- 60 wet days
- Avg wind
- 5 km/h
- Travel score
- 5.1
- best season of the year
- Months
- Dec · Jan · Feb
Temperature in Diadi in Winter
Across winter, daytime highs hold fairly steady around 25°C.
A typical winter day in Diadi reaches about 25°C and drops to 19°C overnight. The warmest of the three months is December, the coolest January.
How winter really feels in Diadi
Once humidity and wind are folded in, winter brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
winter sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Diadi weather by month
How the three winter months (December, January and February) 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 | 24° / 18° | 209 | 21.2 | 11.1 | 5.1 |
| Feb | 25° / 18° | 176 | 18.2 | 11.4 | 5.2 |
| Mar | 27° / 19° | 154 | 15.8 | 11.9 | 5.8 |
| Apr | 29° / 21° | 139 | 14.3 | 12.4 | 5.2 |
| May | 30° / 21° | 362 | 19.3 | 12.8 | 3.8 |
| Jun | 31° / 22° | 265 | 19.6 | 13 | 3.4 |
| Jul | 30° / 22° | 399 | 24.4 | 12.9 | 3.2 |
| Aug | 30° / 22° | 489 | 26.4 | 12.6 | 3.0 |
| Sep | 29° / 22° | 455 | 25.4 | 12.1 | 3.3 |
| Oct | 28° / 21° | 270 | 20.7 | 11.6 | 4.5 |
| Nov | 26° / 20° | 193 | 16.8 | 11.2 | 5.4 |
| Dec | 25° / 19° | 258 | 20.7 | 11 | 5.1 |
Cloud cover in Winter
The sky is clear or mostly clear about 14% of the time across winter.
Chance of precipitation in Winter
Diadi gets around 643 mm of rain over 60 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 5 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 11 h 06 min in early December to 11 h 36 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 3.5 kWh/m².
Is winter a good time to visit Diadi?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a reasonable time to visit Diadi for sightseeing.
What to pack for Diadi in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Diadi sees daytime highs around 25°C and nights near 19°C. Pack rain gear. Worth having: light clothes. About 60 days see rain.
UV index in Diadi in Winter
Clear-sky midday UV across winter averages around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Diadi peaks around August 17 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 13 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 | 12 | 13 | 13 | 13 | 13 | 13 | 14 | 13 | 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 | 12 | Extreme |
| Mar | 13 | Extreme |
| Apr | 13 | Extreme |
| May | 13 | Extreme |
| Jun | 13 | Extreme |
| Jul | 13 | Extreme |
| Aug | 14 | Extreme |
| Sep | 13 | Extreme |
| Oct | 11 | Extreme |
| Nov | 9 | Very high |
| Dec | 8 | Very high |
Air quality in Diadi in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter falls, not just the annual average.
Air quality in Diadi is worst in April — 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 | 12 | 15 | 17 | 14 | 13 | 13 | 15 | 14 | 13 | 12 | 11 |
| Level | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 12 | Good |
| Feb | 12 | Good |
| Mar | 15 | Moderate |
| Apr | 17 | Moderate |
| May | 14 | Moderate |
| Jun | 13 | Moderate |
| Jul | 13 | Moderate |
| Aug | 15 | Moderate |
| Sep | 14 | Moderate |
| Oct | 13 | Moderate |
| Nov | 12 | Good |
| Dec | 11 | Good |
Where is Diadi?
Diadi sits at 16.7°N, 121.4°E, 276 m above sea level, in Philippines. The nearest listed city is Ramon, 20 km away.
Topography around Diadi
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Diadi.
Within 3 km, the terrain around Diadi has significant variations in elevation — a maximum elevation change of 268 m around an average of 276 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 829 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,878 m.
The land around Diadi is covered by trees (62%) and cropland (24%) within 3 km, trees (47%) and grassland (31%) within 16 km, and trees (71%) 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 Diadi (16.7262°, 121.3589°, elevation 276 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.