Siocon climate — normals and trends

Q: What is the climate of Siocon?

Siocon has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 26.3 °C and it receives 2,582 mm of precipitation per year.

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

The hottest day measured in Siocon between 1940 and 2025 was 17 March 2016, reaching 34.1 °C.

Q: What is the coldest day in Siocon?

The coldest day measured in Siocon between 1940 and 2025 was 23 January 1965, at 19.6 °C.

Q: Does it snow in Siocon?

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

Q: Has the climate of Siocon warmed?

Yes: Siocon warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Siocon?

The wettest day measured in Siocon between 1940 and 2025 was 14 June 2019, with 160 mm of rain in 24 hours.

Q: What was the windiest day in Siocon?

The windiest day measured in Siocon between 1940 and 2025 was 13 October 1970, with winds reaching 39.3 km/h.

Q: What is the warmest month in Siocon?

The warmest month in Siocon is April (27.0 °C on average); the coldest is January (25.9 °C).

Q: How much does it rain in Siocon?

Siocon receives on average 2,582 mm of precipitation per year, spread over about 283 rainy days.

Q: Is it sunny in Siocon?

Siocon gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.

Siocon (Philippines) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 26.3 °C and it receives 2,582 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 (27.0 °C on average) and the coldest is January (25.9 °C). Rainfall peaks in October.

Siocon averages 0 frost days, 75 hot days (≥ 30 °C) and 283 rainy days per year.

Siocon has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.

The hottest day of the period reached 34.1 °C (on 17 March 2016) and the coldest 19.6 °C (on 23 January 1965).

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

SioconZamboanga Peninsula

coords: 7.71°, 122.14°
period: 1940–2025 · 86 yrs

AfTropical rainforestWarmest monthAprilColdest monthJanuaryWettest monthOctoberDriest monthFebruary

Mean daily temperature

26.3°C

Average daily high

29.0°C

Average daily low

24.2°C

Annual rainfall

2,582mm

Sunshine / day

10.1h

Mean relative humidity

84%

Average peak wind

12.8km/h

Seasonal range

1.1°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

75 d/yr

Rainy days (≥ 1 mm)

283 d/yr

Annual snowfall

0.0 cm

Average feels-like high

35.0 °C

Average feels-like low

28.3 °C

Average peak gust

28.1 km/h

Tropical nights (≥ 20 °C)

365 d/yr

Solar radiation

18.9 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.8 °C

since 1940

+0.2 °C per decade · r² = 0.79 · 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

34.1 °C

17 March 2016

Coldest day

19.6 °C

23 January 1965

Wettest day

160 mm

14 June 2019

Windiest day

39.3 km/h

13 October 1970

Strongest gust

83.9 km/h

24 October 1988

Hottest feels-like

41.6 °C

2 May 2017

Coldest feels-like

21.1 °C

25 January 1965

Sunniest day

12.1 h

23 May 1948

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	31.5 °C13 May 2025	23.8 °C26 August 2025	27.1 °C	4,224 mm	146
2024	32.7 °C20 March 2024	23.9 °C4 March 2024	27.5 °C	3,124 mm	221
2023	32.0 °C13 May 2023	21.5 °C7 April 2023	27.2 °C	3,394 mm	185
2022	31.5 °C7 May 2022	23.4 °C9 January 2022	27.0 °C	3,482 mm	151
2021	32.0 °C29 October 2021	23.5 °C21 February 2021	27.0 °C	3,203 mm	148
2020	33.6 °C11 April 2020	23.7 °C19 January 2020	27.4 °C	2,784 mm	236
2019	33.4 °C16 March 2019	22.8 °C26 February 2019	27.3 °C	2,150 mm	232
2018	31.9 °C23 May 2018	22.6 °C10 February 2018	27.0 °C	2,399 mm	172
2017	31.8 °C2 May 2017	23.1 °C15 March 2017	26.9 °C	3,598 mm	128
2016	34.1 °C17 March 2016	23.4 °C18 January 2016	27.4 °C	2,991 mm	214
2015	33.7 °C24 March 2015	22.3 °C20 March 2015	27.1 °C	2,189 mm	171
2014	32.8 °C6 April 2014	21.0 °C3 February 2014	26.7 °C	2,761 mm	144
2013	31.6 °C12 April 2013	23.3 °C31 October 2013	26.8 °C	3,295 mm	139
2012	31.0 °C17 May 2012	23.8 °C7 February 2012	26.7 °C	3,232 mm	89
2011	31.1 °C10 January 2011	23.3 °C25 February 2011	26.6 °C	3,605 mm	96
2010	34.0 °C25 April 2010	22.7 °C4 February 2010	27.2 °C	2,536 mm	207
2009	31.1 °C26 March 2009	22.8 °C8 December 2009	26.7 °C	2,523 mm	120
2008	31.1 °C6 April 2008	23.1 °C27 January 2008	26.6 °C	2,986 mm	78
2007	31.9 °C10 March 2007	23.2 °C27 March 2007	26.8 °C	2,986 mm	128
2006	31.5 °C14 April 2006	23.0 °C23 January 2006	26.7 °C	2,613 mm	118
2005	32.7 °C4 March 2005	22.2 °C18 January 2005	26.9 °C	2,768 mm	147
2004	32.7 °C18 April 2004	22.3 °C19 February 2004	26.6 °C	2,061 mm	91
2003	32.8 °C17 April 2003	22.0 °C18 December 2003	26.5 °C	2,673 mm	95
2002	33.0 °C30 March 2002	21.5 °C3 March 2002	26.8 °C	1,896 mm	136
2001	30.7 °C5 April 2001	22.9 °C21 February 2001	26.4 °C	2,836 mm	47
2000	31.0 °C2 May 2000	23.2 °C27 July 2000	26.3 °C	2,905 mm	46
1999	31.0 °C13 October 1999	22.1 °C14 August 1999	26.1 °C	3,406 mm	24
1998	33.7 °C28 March 1998	23.0 °C26 February 1998	27.1 °C	2,141 mm	169
1997	31.5 °C24 March 1997	21.9 °C3 January 1997	26.2 °C	2,008 mm	61
1996	31.6 °C3 April 1996	21.7 °C30 December 1996	26.1 °C	2,799 mm	47
1995	31.5 °C16 April 1995	22.3 °C12 January 1995	26.3 °C	2,685 mm	41
1994	31.5 °C9 April 1994	21.5 °C23 February 1994	26.3 °C	2,339 mm	45
1993	32.4 °C3 May 1993	21.5 °C18 March 1993	26.4 °C	2,222 mm	69
1992	32.0 °C3 March 1992	22.1 °C19 February 1992	26.5 °C	1,897 mm	91
1991	33.0 °C29 March 1991	22.8 °C11 November 1991	26.7 °C	1,713 mm	109
1990	33.0 °C22 April 1990	22.1 °C30 November 1990	26.8 °C	2,304 mm	136
1989	31.3 °C12 May 1989	22.4 °C4 December 1989	26.3 °C	2,505 mm	40
1988	32.3 °C25 March 1988	23.2 °C23 December 1988	26.7 °C	2,824 mm	108
1987	33.7 °C25 April 1987	22.4 °C6 February 1987	26.9 °C	1,884 mm	128
1986	33.1 °C29 April 1986	21.7 °C16 February 1986	26.4 °C	2,483 mm	78
1985	31.7 °C31 March 1985	21.6 °C10 January 1985	26.2 °C	2,585 mm	57
1984	30.7 °C30 April 1984	23.0 °C22 November 1984	26.1 °C	2,894 mm	18
1983	32.9 °C12 April 1983	22.1 °C11 February 1983	26.6 °C	2,605 mm	107
1982	30.7 °C8 April 1982	22.4 °C1 February 1982	26.1 °C	2,133 mm	27
1981	31.6 °C11 April 1981	22.5 °C22 January 1981	26.3 °C	2,549 mm	50
1980	31.9 °C2 April 1980	22.3 °C6 March 1980	26.3 °C	2,950 mm	67
1979	32.7 °C24 March 1979	21.2 °C12 January 1979	26.5 °C	2,532 mm	86
1978	33.4 °C3 April 1978	20.8 °C3 January 1978	26.5 °C	2,895 mm	84
1977	31.1 °C20 April 1977	22.9 °C1 March 1977	26.2 °C	2,808 mm	42
1976	31.2 °C6 April 1976	21.0 °C5 February 1976	25.9 °C	2,758 mm	29
1975	30.9 °C4 February 1975	22.0 °C23 January 1975	26.0 °C	2,965 mm	50
1974	30.9 °C4 May 1974	22.2 °C11 January 1974	25.9 °C	2,750 mm	27
1973	32.9 °C3 March 1973	22.2 °C13 January 1973	26.7 °C	2,409 mm	134
1972	30.8 °C23 October 1972	20.8 °C14 January 1972	26.0 °C	1,919 mm	22
1971	31.7 °C18 April 1971	20.5 °C14 January 1971	25.8 °C	2,638 mm	18
1970	31.7 °C6 March 1970	22.5 °C25 February 1970	26.3 °C	2,701 mm	60
1969	32.8 °C17 March 1969	22.4 °C5 January 1969	26.3 °C	2,250 mm	84
1968	32.8 °C16 April 1968	21.7 °C20 February 1968	26.2 °C	1,938 mm	78
1967	31.6 °C20 April 1967	20.8 °C17 November 1967	25.8 °C	1,783 mm	24
1966	31.6 °C7 April 1966	22.0 °C22 February 1966	25.8 °C	2,234 mm	12
1965	29.3 °C27 May 1965	19.6 °C23 January 1965	25.3 °C	2,208 mm	0
1964	30.9 °C4 April 1964	22.7 °C30 November 1964	25.5 °C	2,443 mm	10
1963	33.1 °C9 April 1963	21.6 °C5 April 1963	26.0 °C	1,697 mm	78
1962	31.2 °C16 October 1962	21.8 °C4 February 1962	25.9 °C	2,225 mm	31
1961	32.7 °C14 April 1961	21.9 °C21 January 1961	26.1 °C	1,791 mm	63
1960	32.3 °C12 March 1960	20.6 °C18 December 1960	26.2 °C	2,199 mm	86
1959	32.2 °C9 April 1959	21.9 °C21 January 1959	26.3 °C	1,718 mm	114
1958	32.2 °C13 April 1958	21.8 °C5 December 1958	26.2 °C	1,895 mm	59
1957	30.6 °C4 December 1957	22.4 °C23 November 1957	26.0 °C	2,076 mm	10
1956	30.6 °C27 April 1956	22.4 °C5 January 1956	25.5 °C	3,499 mm	2
1955	31.5 °C25 April 1955	20.7 °C22 December 1955	25.7 °C	3,030 mm	17
1954	30.6 °C9 April 1954	22.5 °C21 December 1954	25.8 °C	2,783 mm	18
1953	32.2 °C26 March 1953	22.4 °C5 January 1953	26.0 °C	1,822 mm	38
1952	31.2 °C26 March 1952	22.0 °C19 March 1952	26.0 °C	2,071 mm	28
1951	31.0 °C18 March 1951	21.7 °C17 March 1951	25.8 °C	2,051 mm	10
1950	30.7 °C27 May 1950	21.6 °C29 December 1950	25.7 °C	2,039 mm	7
1949	30.6 °C23 April 1949	22.5 °C20 March 1949	25.4 °C	4,623 mm	2
1948	29.3 °C1 May 1948	21.9 °C23 February 1948	25.2 °C	2,725 mm	0
1947	29.4 °C4 June 1947	21.4 °C29 December 1947	25.5 °C	2,883 mm	0
1946	29.7 °C26 March 1946	22.2 °C12 August 1946	25.2 °C	2,849 mm	0
1945	29.5 °C21 April 1945	22.5 °C24 February 1945	25.4 °C	2,905 mm	0
1944	30.3 °C21 March 1944	21.4 °C19 February 1944	25.4 °C	2,468 mm	7
1943	29.4 °C4 March 1943	21.5 °C5 April 1943	25.0 °C	2,132 mm	0
1942	29.2 °C12 May 1942	21.8 °C3 February 1942	25.2 °C	2,469 mm	0
1941	29.7 °C15 March 1941	21.8 °C11 February 1941	25.4 °C	2,502 mm	0
1940	29.0 °C9 May 1940	21.5 °C17 January 1940	25.2 °C	2,232 mm	0

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

29.7 °C

+0.7 °C

Hot days (≥ 30 °C)

146 d/yr

+71

Frost days (< 0 °C)

0 d/yr

Annual rainfall

4224 mm

+1642 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	29.6 °C	+1.0 °C	236 mm	+129 mm
Feb	29.7 °C	+0.7 °C	124 mm	+34 mm
Mar	30.0 °C	+0.3 °C	234 mm	+135 mm
Apr	30.3 °C	+0.3 °C	297 mm	+165 mm
May	29.8 °C	+0.3 °C	390 mm	+147 mm
Jun	29.4 °C	+0.6 °C	435 mm	+125 mm
Jul	29.8 °C	+1.3 °C	278 mm	-27 mm
Aug	29.2 °C	+0.6 °C	516 mm	+232 mm
Sep	29.5 °C	+0.9 °C	465 mm	+157 mm
Oct	29.3 °C	+0.7 °C	674 mm	+355 mm
Nov	29.4 °C	+0.5 °C	341 mm	+112 mm
Dec	29.8 °C	+1.1 °C	232 mm	+78 mm

The year's extremes

Hottest day

31.5 °C

13 May 2025

Coldest day

23.8 °C

26 Aug 2025

Wettest day

102.8 mm

30 Oct 2025

Windiest day

31.7 km/h

9 Nov 2025

Strongest gust

65.5 km/h

17 Jul 2025

Hottest feels-like

40.7 °C

13 Apr 2025

Coldest feels-like

26.9 °C

16 Jul 2025

Sunniest day

12.0 h

14 Mar 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 Siocon?

Siocon has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 26.3 °C and it receives 2,582 mm of precipitation per year.

What is the hottest day ever recorded in Siocon?

The hottest day measured in Siocon between 1940 and 2025 was 17 March 2016, reaching 34.1 °C.

What is the coldest day in Siocon?

The coldest day measured in Siocon between 1940 and 2025 was 23 January 1965, at 19.6 °C.

Does it snow in Siocon?

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

Has the climate of Siocon warmed?

Yes: Siocon warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Siocon?

The wettest day measured in Siocon between 1940 and 2025 was 14 June 2019, with 160 mm of rain in 24 hours.

What was the windiest day in Siocon?

The windiest day measured in Siocon between 1940 and 2025 was 13 October 1970, with winds reaching 39.3 km/h.

What is the warmest month in Siocon?

The warmest month in Siocon is April (27.0 °C on average); the coldest is January (25.9 °C).

How much does it rain in Siocon?

Siocon receives on average 2,582 mm of precipitation per year, spread over about 283 rainy days.

Is it sunny in Siocon?

Siocon gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.

Are there tropical nights in Siocon?

Yes: Siocon has on average 365 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Siocon?

In Siocon, between 1940 and 2025, the highest apparent temperature reached 41.6 °C on 2 May 2017, and the lowest was 21.1 °C on 25 January 1965.

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