La Castellana climate — normals and trends
La Castellana (Philippines) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 26.5 °C and it receives 2,329 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is April (28.0 °C on average) and the coldest is January (25.5 °C). Rainfall peaks in July.
La Castellana averages 0 frost days, 214 hot days (≥ 30 °C) and 257 rainy days per year.
La Castellana has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.
The hottest day of the period reached 38.0 °C (on 21 April 2019) and the coldest 17.9 °C (on 5 February 1976).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
La CastellanaWestern Visayas
- coords
- 10.32°, 123.02°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.5°C
Average daily high
30.3°C
Average daily low
23.6°C
Annual rainfall
2,329mm
Sunshine / day
9.9h
Mean relative humidity
84%
Average peak wind
12.5km/h
Seasonal range
2.5°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
214 d/yr
Rainy days (≥ 1 mm)
257 d/yr
Annual snowfall
0.0 cm
Average feels-like high
36.0 °C
Average feels-like low
28.0 °C
Average peak gust
31.5 km/h
Tropical nights (≥ 20 °C)
365 d/yr
Solar radiation
18.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °C per decade · r² = 0.75 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
38.0 °C
21 April 2019
Coldest day
17.9 °C
5 February 1976
Wettest day
200 mm
25 April 1971
Windiest day
51.8 km/h
17 December 2021
Strongest gust
110.9 km/h
17 December 2021
Hottest feels-like
44.4 °C
14 April 1998
Coldest feels-like
20.2 °C
5 February 1976
Sunniest day
12.4 h
29 May 1947
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 30.5 °C | +1.2 °C | 298 mm | +205 mm |
| Feb | 30.6 °C | +0.6 °C | 186 mm | +116 mm |
| Mar | 31.5 °C | +0.2 °C | 229 mm | +159 mm |
| Apr | 32.7 °C | +0.2 °C | 74 mm | -6 mm |
| May | 31.9 °C | 0.0 °C | 256 mm | +65 mm |
| Jun | 30.9 °C | +0.4 °C | 393 mm | +107 mm |
| Jul | 30.6 °C | +0.9 °C | 434 mm | +109 mm |
| Aug | 30.4 °C | +0.7 °C | 500 mm | +199 mm |
| Sep | 30.4 °C | +0.7 °C | 469 mm | +160 mm |
| Oct | 30.8 °C | +0.9 °C | 574 mm | +294 mm |
| Nov | 31.0 °C | +1.0 °C | 411 mm | +227 mm |
| Dec | 30.9 °C | +1.4 °C | 130 mm | -12 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of La Castellana?
La Castellana has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 26.5 °C and it receives 2,329 mm of precipitation per year.
What is the hottest day ever recorded in La Castellana?
The hottest day measured in La Castellana between 1940 and 2025 was 21 April 2019, reaching 38.0 °C.
What is the coldest day in La Castellana?
The coldest day measured in La Castellana between 1940 and 2025 was 5 February 1976, at 17.9 °C.
Does it snow in La Castellana?
Almost never: La Castellana sees virtually no snow, with about 0 frost days per year.
Has the climate of La Castellana warmed?
Yes: La Castellana warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in La Castellana?
The wettest day measured in La Castellana between 1940 and 2025 was 25 April 1971, with 200 mm of rain in 24 hours.
What was the windiest day in La Castellana?
The windiest day measured in La Castellana between 1940 and 2025 was 17 December 2021, with winds reaching 51.8 km/h.
What is the warmest month in La Castellana?
The warmest month in La Castellana is April (28.0 °C on average); the coldest is January (25.5 °C).
How much does it rain in La Castellana?
La Castellana receives on average 2,329 mm of precipitation per year, spread over about 257 rainy days.
Is it sunny in La Castellana?
La Castellana gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.
Are there tropical nights in La Castellana?
Yes: La Castellana has on average 365 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in La Castellana?
In La Castellana, between 1940 and 2025, the highest apparent temperature reached 44.4 °C on 14 April 1998, and the lowest was 20.2 °C on 5 February 1976.
Compare La Castellana with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around La Castellana