Aliaga climate — normals and trends

Q: What is the climate of Aliaga?

Aliaga has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.4 °C and it receives 1,648 mm of precipitation per year.

Q: What is the hottest day ever recorded in Aliaga?

The hottest day measured in Aliaga between 1940 and 2025 was 29 May 2021, reaching 40.9 °C.

Q: What is the coldest day in Aliaga?

The coldest day measured in Aliaga between 1940 and 2025 was 8 December 1942, at 13.6 °C.

Q: Does it snow in Aliaga?

Almost never: Aliaga sees virtually no snow, with about 0 frost days per year.

Q: Has the climate of Aliaga warmed?

Yes: Aliaga warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Aliaga?

The wettest day measured in Aliaga between 1940 and 2025 was 5 November 1980, with 202 mm of rain in 24 hours.

Q: What was the windiest day in Aliaga?

The windiest day measured in Aliaga between 1940 and 2025 was 26 December 1947, with winds reaching 64.2 km/h.

Q: What is the warmest month in Aliaga?

The warmest month in Aliaga is May (29.7 °C on average); the coldest is January (25.5 °C).

Q: How much does it rain in Aliaga?

Aliaga receives on average 1,648 mm of precipitation per year, spread over about 170 rainy days.

Q: Is it sunny in Aliaga?

Aliaga gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.

Aliaga (Philippines) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 27.4 °C and it receives 1,648 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 May (29.7 °C on average) and the coldest is January (25.5 °C). Rainfall peaks in August.

Aliaga averages 0 frost days, 313 hot days (≥ 30 °C) and 170 rainy days per year.

Aliaga has warmed by +1.6 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.

The hottest day of the period reached 40.9 °C (on 29 May 2021) and the coldest 13.6 °C (on 8 December 1942).

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

AliagaCentral Luzon

coords: 15.50°, 120.84°
period: 1940–2025 · 86 yrs

AwTropical savannaWarmest monthMayColdest monthJanuaryWettest monthAugustDriest monthFebruary

Mean daily temperature

27.4°C

Average daily high

32.4°C

Average daily low

23.4°C

Annual rainfall

1,648mm

Sunshine / day

10.0h

Mean relative humidity

77%

Average peak wind

11.7km/h

Seasonal range

4.2°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

313 d/yr

Rainy days (≥ 1 mm)

170 d/yr

Annual snowfall

0.0 cm

Average feels-like high

37.5 °C

Average feels-like low

27.7 °C

Average peak gust

30.7 km/h

Tropical nights (≥ 20 °C)

343 d/yr

Solar radiation

18.1 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.6 °C

since 1940

+0.2 °C per decade · r² = 0.53 · p = < 0.001

19402025

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

40.9 °C

29 May 2021

Coldest day

13.6 °C

8 December 1942

Wettest day

202 mm

5 November 1980

Windiest day

64.2 km/h

26 December 1947

Strongest gust

121.3 km/h

4 November 1967

Hottest feels-like

47.1 °C

29 May 2021

Coldest feels-like

13.5 °C

8 December 1942

Sunniest day

12.3 h

5 June 1968

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	39.2 °C25 April 2025	20.8 °C29 January 2025	28.3 °C	2,355 mm	329
2024	40.4 °C27 April 2024	19.1 °C27 January 2024	28.8 °C	1,905 mm	342
2023	39.3 °C8 May 2023	18.7 °C17 February 2023	28.8 °C	1,526 mm	344
2022	38.6 °C12 May 2022	18.9 °C16 January 2022	28.4 °C	1,914 mm	346
2021	40.9 °C29 May 2021	18.3 °C20 February 2021	28.3 °C	1,545 mm	334
2020	38.8 °C6 May 2020	18.3 °C4 February 2020	28.3 °C	1,919 mm	341
2019	38.4 °C25 April 2019	18.5 °C30 January 2019	28.1 °C	1,722 mm	331
2018	38.9 °C2 May 2018	20.4 °C7 February 2018	28.2 °C	1,897 mm	321
2017	38.5 °C29 April 2017	18.2 °C14 February 2017	28.1 °C	1,792 mm	320
2016	38.6 °C13 April 2016	20.1 °C9 February 2016	28.4 °C	1,925 mm	337
2015	38.4 °C12 June 2015	18.3 °C3 February 2015	28.0 °C	1,625 mm	330
2014	39.6 °C20 May 2014	16.4 °C25 January 2014	27.8 °C	1,839 mm	325
2013	38.0 °C6 April 2013	18.7 °C21 January 2013	28.0 °C	1,843 mm	332
2012	37.6 °C30 April 2012	20.3 °C7 February 2012	27.7 °C	2,075 mm	327
2011	37.7 °C7 May 2011	18.6 °C2 February 2011	27.4 °C	2,383 mm	305
2010	38.1 °C16 May 2010	19.5 °C5 February 2010	28.0 °C	1,609 mm	348
2009	37.0 °C16 April 2009	17.0 °C15 January 2009	27.4 °C	2,106 mm	306
2008	37.5 °C22 April 2008	19.1 °C16 December 2008	27.5 °C	1,961 mm	317
2007	38.4 °C17 May 2007	18.4 °C4 February 2007	27.9 °C	1,529 mm	326
2006	37.8 °C7 May 2006	19.4 °C10 January 2006	27.8 °C	1,747 mm	321
2005	38.1 °C7 May 2005	18.1 °C26 January 2005	27.6 °C	1,659 mm	316
2004	38.1 °C27 April 2004	19.1 °C10 January 2004	27.7 °C	1,499 mm	337
2003	38.3 °C8 May 2003	18.4 °C26 February 2003	27.7 °C	1,425 mm	329
2002	38.0 °C13 May 2002	17.0 °C10 January 2002	27.6 °C	1,674 mm	322
2001	36.5 °C18 April 2001	18.1 °C28 December 2001	27.4 °C	1,751 mm	314
2000	37.7 °C1 May 2000	18.6 °C29 January 2000	27.1 °C	2,522 mm	292
1999	36.1 °C23 April 1999	17.5 °C15 February 1999	27.2 °C	1,816 mm	305
1998	38.1 °C16 May 1998	18.8 °C8 March 1998	28.1 °C	1,546 mm	343
1997	37.4 °C20 May 1997	17.3 °C7 March 1997	27.2 °C	1,424 mm	326
1996	37.2 °C6 May 1996	16.2 °C4 February 1996	27.3 °C	1,520 mm	323
1995	38.7 °C9 May 1995	17.5 °C29 December 1995	27.3 °C	2,100 mm	309
1994	37.0 °C25 April 1994	19.3 °C16 January 1994	27.6 °C	1,444 mm	331
1993	38.2 °C31 May 1993	17.2 °C4 February 1993	27.6 °C	1,729 mm	310
1992	37.0 °C30 April 1992	18.2 °C28 February 1992	27.3 °C	1,527 mm	318
1991	37.8 °C9 May 1991	17.6 °C6 December 1991	27.5 °C	1,559 mm	310
1990	38.3 °C6 May 1990	18.1 °C21 January 1990	27.5 °C	1,869 mm	317
1989	37.4 °C1 May 1989	16.8 °C11 December 1989	27.4 °C	1,733 mm	300
1988	37.9 °C21 May 1988	16.9 °C14 December 1988	27.9 °C	1,694 mm	318
1987	37.9 °C7 June 1987	17.0 °C6 February 1987	27.7 °C	1,262 mm	322
1986	36.5 °C7 May 1986	17.4 °C30 December 1986	27.1 °C	1,745 mm	283
1985	38.4 °C20 May 1985	17.1 °C26 December 1985	27.2 °C	1,811 mm	301
1984	37.6 °C5 April 1984	18.2 °C29 December 1984	27.0 °C	2,160 mm	299
1983	37.9 °C17 May 1983	17.7 °C7 December 1983	27.4 °C	1,225 mm	325
1982	37.1 °C18 June 1982	16.2 °C22 January 1982	27.1 °C	1,543 mm	310
1981	37.3 °C6 May 1981	14.9 °C22 December 1981	27.0 °C	1,967 mm	290
1980	37.9 °C27 April 1980	17.4 °C26 December 1980	27.4 °C	1,502 mm	325
1979	40.5 °C10 May 1979	17.5 °C15 December 1979	27.5 °C	1,797 mm	326
1978	39.3 °C19 May 1978	17.5 °C24 January 1978	27.5 °C	2,176 mm	313
1977	39.1 °C14 May 1977	16.7 °C6 March 1977	27.5 °C	1,711 mm	341
1976	39.2 °C5 May 1976	15.9 °C9 February 1976	27.1 °C	2,061 mm	312
1975	39.9 °C28 May 1975	16.3 °C31 December 1975	27.6 °C	1,315 mm	333
1974	38.6 °C22 May 1974	15.1 °C15 January 1974	27.4 °C	1,727 mm	322
1973	39.0 °C1 June 1973	15.8 °C27 December 1973	27.7 °C	1,312 mm	335
1972	38.5 °C14 May 1972	16.5 °C16 January 1972	27.0 °C	2,047 mm	306
1971	38.0 °C31 March 1971	14.7 °C10 January 1971	27.0 °C	1,684 mm	317
1970	39.5 °C9 May 1970	17.7 °C2 February 1970	27.6 °C	1,549 mm	321
1969	40.3 °C12 May 1969	17.6 °C7 February 1969	28.0 °C	951 mm	338
1968	38.6 °C18 May 1968	16.1 °C18 January 1968	27.7 °C	468 mm	348
1967	39.6 °C7 May 1967	16.7 °C16 November 1967	27.3 °C	989 mm	332
1966	38.9 °C13 April 1966	19.6 °C25 January 1966	27.4 °C	963 mm	321
1965	36.5 °C10 April 1965	17.0 °C10 January 1965	26.7 °C	905 mm	305
1964	38.1 °C14 May 1964	17.5 °C5 February 1964	26.8 °C	1,590 mm	281
1963	38.6 °C23 May 1963	16.8 °C2 March 1963	27.1 °C	1,372 mm	300
1962	37.5 °C8 May 1962	16.3 °C3 February 1962	27.6 °C	957 mm	323
1961	38.9 °C17 June 1961	15.9 °C19 January 1961	27.4 °C	1,364 mm	310
1960	39.4 °C20 May 1960	18.5 °C6 December 1960	27.9 °C	1,263 mm	334
1959	39.0 °C19 June 1959	17.2 °C19 January 1959	27.9 °C	871 mm	329
1958	39.9 °C21 May 1958	18.2 °C7 January 1958	27.3 °C	1,571 mm	322
1957	38.8 °C14 May 1957	17.2 °C26 November 1957	27.0 °C	1,529 mm	308
1956	37.0 °C23 May 1956	18.1 °C11 January 1956	26.8 °C	1,791 mm	302
1955	39.5 °C21 May 1955	14.9 °C19 December 1955	27.2 °C	1,338 mm	315
1954	39.8 °C26 May 1954	16.4 °C20 December 1954	27.8 °C	1,503 mm	335
1953	39.7 °C2 May 1953	17.0 °C5 January 1953	27.5 °C	1,179 mm	324
1952	39.2 °C9 April 1952	19.4 °C4 January 1952	27.7 °C	1,380 mm	327
1951	38.2 °C22 April 1951	17.2 °C15 January 1951	27.5 °C	1,095 mm	327
1950	38.1 °C10 May 1950	17.6 °C22 December 1950	27.1 °C	1,295 mm	314
1949	38.9 °C30 April 1949	15.6 °C12 January 1949	27.2 °C	1,600 mm	302
1948	37.4 °C8 May 1948	15.6 °C18 January 1948	26.5 °C	1,588 mm	273
1947	37.7 °C9 April 1947	16.8 °C21 November 1947	26.7 °C	1,936 mm	301
1946	36.9 °C14 May 1946	17.9 °C3 February 1946	26.6 °C	1,753 mm	283
1945	36.6 °C25 April 1945	18.1 °C10 March 1945	26.2 °C	1,522 mm	263
1944	36.4 °C25 April 1944	15.9 °C8 January 1944	25.8 °C	2,801 mm	233
1943	35.0 °C15 April 1943	15.3 °C22 January 1943	25.3 °C	1,668 mm	225
1942	35.9 °C24 April 1942	13.6 °C8 December 1942	26.1 °C	1,691 mm	260
1941	34.7 °C29 March 1941	17.2 °C11 January 1941	25.9 °C	2,172 mm	251
1940	36.1 °C28 April 1940	16.3 °C27 January 1940	25.7 °C	2,306 mm	187

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?

Year

Across the whole year

Average daily high

32.9 °C

+0.5 °C

Hot days (≥ 30 °C)

329 d/yr

+16

Frost days (< 0 °C)

0 d/yr

Annual rainfall

2355 mm

+707 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	31.4 °C	+0.5 °C	49 mm	+32 mm
Feb	32.5 °C	+0.5 °C	41 mm	+27 mm
Mar	34.7 °C	+1.0 °C	14 mm	-4 mm
Apr	37.3 °C	+1.9 °C	10 mm	-17 mm
May	36.3 °C	+1.0 °C	136 mm	+6 mm
Jun	32.9 °C	-0.3 °C	306 mm	+84 mm
Jul	30.9 °C	-1.0 °C	457 mm	+152 mm
Aug	32.3 °C	+1.1 °C	340 mm	+21 mm
Sep	30.8 °C	-0.5 °C	413 mm	+144 mm
Oct	32.0 °C	+0.5 °C	295 mm	+118 mm
Nov	31.8 °C	+0.4 °C	215 mm	+122 mm
Dec	31.5 °C	+0.6 °C	80 mm	+24 mm

The year's extremes

Hottest day

39.2 °C

25 Apr 2025

Coldest day

20.8 °C

29 Jan 2025

Wettest day

117.1 mm

19 Oct 2025

Windiest day

46.4 km/h

9 Nov 2025

Strongest gust

92.2 km/h

9 Nov 2025

Hottest feels-like

45.4 °C

22 Apr 2025

Coldest feels-like

23.8 °C

30 Jan 2025

Sunniest day

12.2 h

19 May 2025

What was the weather like that day?

Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.

Date

Frequently asked questions

What is the climate of Aliaga?

Aliaga has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 27.4 °C and it receives 1,648 mm of precipitation per year.

What is the hottest day ever recorded in Aliaga?

The hottest day measured in Aliaga between 1940 and 2025 was 29 May 2021, reaching 40.9 °C.

What is the coldest day in Aliaga?

The coldest day measured in Aliaga between 1940 and 2025 was 8 December 1942, at 13.6 °C.

Does it snow in Aliaga?

Almost never: Aliaga sees virtually no snow, with about 0 frost days per year.

Has the climate of Aliaga warmed?

Yes: Aliaga warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Aliaga?

The wettest day measured in Aliaga between 1940 and 2025 was 5 November 1980, with 202 mm of rain in 24 hours.

What was the windiest day in Aliaga?

The windiest day measured in Aliaga between 1940 and 2025 was 26 December 1947, with winds reaching 64.2 km/h.

What is the warmest month in Aliaga?

The warmest month in Aliaga is May (29.7 °C on average); the coldest is January (25.5 °C).

How much does it rain in Aliaga?

Aliaga receives on average 1,648 mm of precipitation per year, spread over about 170 rainy days.

Is it sunny in Aliaga?

Aliaga gets on average 10.0 hours of sunshine per day, roughly 3,650 hours per year over 1940-2025.

Are there tropical nights in Aliaga?

Yes: Aliaga has on average 343 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Aliaga?

In Aliaga, between 1940 and 2025, the highest apparent temperature reached 47.1 °C on 29 May 2021, and the lowest was 13.5 °C on 8 December 1942.

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