Borongan climate — normals and trends

Q: What is the climate of Borongan?

Borongan has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 26.4 °C and it receives 2,511 mm of precipitation per year.

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

The hottest day measured in Borongan between 1940 and 2025 was 5 September 1968, reaching 34.2 °C.

Q: What is the coldest day in Borongan?

The coldest day measured in Borongan between 1940 and 2025 was 5 April 1963, at 20.5 °C.

Q: Does it snow in Borongan?

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

Q: Has the climate of Borongan warmed?

Yes: Borongan warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Borongan?

The wettest day measured in Borongan between 1940 and 2025 was 6 December 2014, with 230 mm of rain in 24 hours.

Q: What was the windiest day in Borongan?

The windiest day measured in Borongan between 1940 and 2025 was 8 November 2013, with winds reaching 72.0 km/h.

Q: What is the warmest month in Borongan?

The warmest month in Borongan is August (27.4 °C on average); the coldest is January (25.2 °C).

Q: How much does it rain in Borongan?

Borongan receives on average 2,511 mm of precipitation per year, spread over about 308 rainy days.

Q: Is it sunny in Borongan?

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

Borongan (Philippines) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 26.4 °C and it receives 2,511 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 August (27.4 °C on average) and the coldest is January (25.2 °C). Rainfall peaks in December.

Borongan averages 0 frost days, 94 hot days (≥ 30 °C) and 308 rainy days per year.

Borongan has warmed by +1.9 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.

The hottest day of the period reached 34.2 °C (on 5 September 1968) and the coldest 20.5 °C (on 5 April 1963).

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

BoronganEastern Visayas

coords: 11.61°, 125.43°
period: 1940–2025 · 86 yrs

AfTropical rainforestWarmest monthAugustColdest monthJanuaryWettest monthDecemberDriest monthApril

Mean daily temperature

26.4°C

Average daily high

28.9°C

Average daily low

24.5°C

Annual rainfall

2,511mm

Sunshine / day

10.1h

Mean relative humidity

86%

Average peak wind

15.9km/h

Seasonal range

2.2°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

94 d/yr

Rainy days (≥ 1 mm)

308 d/yr

Annual snowfall

0.0 cm

Average feels-like high

34.3 °C

Average feels-like low

28.5 °C

Average peak gust

33.5 km/h

Tropical nights (≥ 20 °C)

365 d/yr

Solar radiation

18.3 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.9 °C

since 1940

+0.2 °C per decade · r² = 0.86 · 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

34.2 °C

5 September 1968

Coldest day

20.5 °C

5 April 1963

Wettest day

230 mm

6 December 2014

Windiest day

72.0 km/h

8 November 2013

Strongest gust

170.3 km/h

21 December 1986

Hottest feels-like

41.8 °C

20 June 2001

Coldest feels-like

19.6 °C

3 November 1967

Sunniest day

12.7 h

8 June 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	33.6 °C31 July 2025	24.0 °C29 January 2025	27.3 °C	3,967 mm	151
2024	33.2 °C5 September 2024	23.6 °C20 March 2024	27.6 °C	2,843 mm	181
2023	34.0 °C6 August 2023	23.5 °C16 February 2023	27.5 °C	3,160 mm	188
2022	33.0 °C14 September 2022	23.3 °C17 January 2022	27.1 °C	3,791 mm	127
2021	33.6 °C1 August 2021	23.2 °C5 December 2021	27.2 °C	3,592 mm	149
2020	32.6 °C29 August 2020	23.5 °C4 February 2020	27.3 °C	2,677 mm	132
2019	33.3 °C12 August 2019	21.5 °C26 February 2019	27.3 °C	2,049 mm	160
2018	33.2 °C13 June 2018	23.3 °C10 February 2018	27.2 °C	2,811 mm	156
2017	33.5 °C31 July 2017	23.0 °C15 December 2017	27.1 °C	3,701 mm	137
2016	33.2 °C27 August 2016	23.2 °C27 March 2016	27.2 °C	2,638 mm	147
2015	32.8 °C15 July 2015	22.2 °C19 March 2015	27.1 °C	1,858 mm	149
2014	33.3 °C12 June 2014	21.7 °C26 January 2014	27.0 °C	3,854 mm	154
2013	32.8 °C20 August 2013	23.2 °C21 January 2013	27.2 °C	2,964 mm	148
2012	32.6 °C8 August 2012	23.8 °C21 January 2012	27.2 °C	2,973 mm	145
2011	33.0 °C30 August 2011	23.6 °C24 February 2011	26.9 °C	3,846 mm	119
2010	33.4 °C1 June 2010	23.5 °C27 February 2010	27.1 °C	2,178 mm	131
2009	33.1 °C3 June 2009	23.3 °C4 December 2009	27.2 °C	2,483 mm	167
2008	32.2 °C24 July 2008	23.5 °C15 February 2008	26.9 °C	3,574 mm	121
2007	32.3 °C10 August 2007	23.0 °C19 March 2007	27.0 °C	2,363 mm	139
2006	33.1 °C7 July 2006	23.6 °C27 February 2006	27.1 °C	2,945 mm	137
2005	33.3 °C21 July 2005	22.0 °C17 January 2005	26.9 °C	2,331 mm	150
2004	33.1 °C26 August 2004	23.3 °C15 February 2004	27.0 °C	2,167 mm	151
2003	32.8 °C25 May 2003	22.2 °C12 March 2003	26.9 °C	2,448 mm	147
2002	33.3 °C10 July 2002	22.5 °C1 March 2002	26.9 °C	2,274 mm	144
2001	32.9 °C20 June 2001	23.0 °C4 January 2001	27.0 °C	2,699 mm	159
2000	32.7 °C6 September 2000	22.7 °C17 January 2000	26.8 °C	3,121 mm	137
1999	32.0 °C4 August 1999	22.9 °C4 February 1999	26.6 °C	3,282 mm	120
1998	32.9 °C21 September 1998	23.0 °C26 February 1998	27.0 °C	1,786 mm	171
1997	32.9 °C31 May 1997	21.5 °C19 March 1997	26.5 °C	1,881 mm	139
1996	33.2 °C17 September 1996	21.9 °C30 December 1996	26.5 °C	3,026 mm	112
1995	32.7 °C16 September 1995	21.8 °C12 March 1995	26.6 °C	2,574 mm	105
1994	32.9 °C21 August 1994	22.6 °C26 December 1994	26.8 °C	2,253 mm	124
1993	32.7 °C20 July 1993	22.2 °C25 January 1993	26.7 °C	2,388 mm	114
1992	32.8 °C21 May 1992	21.4 °C18 January 1992	26.5 °C	1,183 mm	109
1991	32.5 °C19 June 1991	22.2 °C28 January 1991	26.6 °C	1,702 mm	112
1990	32.7 °C29 May 1990	22.0 °C5 March 1990	26.6 °C	2,333 mm	101
1989	32.7 °C28 July 1989	22.0 °C4 December 1989	26.6 °C	2,326 mm	105
1988	32.6 °C30 May 1988	23.1 °C23 December 1988	26.8 °C	2,645 mm	90
1987	32.5 °C25 June 1987	22.0 °C6 February 1987	26.7 °C	2,008 mm	120
1986	33.2 °C4 September 1986	22.6 °C3 February 1986	26.6 °C	2,387 mm	119
1985	32.6 °C26 August 1985	22.4 °C8 January 1985	26.5 °C	2,295 mm	98
1984	32.4 °C29 July 1984	22.6 °C8 February 1984	26.5 °C	2,562 mm	86
1983	32.6 °C16 August 1983	22.1 °C10 February 1983	26.5 °C	2,067 mm	87
1982	32.4 °C1 July 1982	22.5 °C20 January 1982	26.4 °C	2,432 mm	98
1981	33.2 °C10 August 1981	21.5 °C21 January 1981	26.5 °C	2,162 mm	99
1980	32.5 °C19 May 1980	22.7 °C10 January 1980	26.5 °C	2,556 mm	86
1979	32.9 °C1 June 1979	21.8 °C9 January 1979	26.5 °C	1,872 mm	100
1978	32.4 °C26 July 1978	21.8 °C6 February 1978	26.5 °C	2,753 mm	89
1977	32.4 °C17 May 1977	22.4 °C31 January 1977	26.5 °C	2,209 mm	72
1976	31.7 °C19 September 1976	21.0 °C5 February 1976	26.1 °C	2,488 mm	53
1975	32.3 °C18 August 1975	22.1 °C23 January 1975	26.2 °C	2,489 mm	61
1974	32.7 °C4 June 1974	22.0 °C8 January 1974	26.3 °C	2,534 mm	87
1973	33.3 °C18 July 1973	21.2 °C25 January 1973	26.4 °C	2,212 mm	69
1972	33.4 °C24 July 1972	21.4 °C3 March 1972	26.3 °C	2,071 mm	99
1971	32.4 °C21 September 1971	21.0 °C13 January 1971	26.1 °C	2,535 mm	65
1970	32.5 °C6 July 1970	22.5 °C15 January 1970	26.5 °C	2,191 mm	88
1969	32.6 °C29 July 1969	21.9 °C20 February 1969	26.5 °C	1,663 mm	89
1968	34.2 °C5 September 1968	21.1 °C20 February 1968	26.3 °C	1,455 mm	84
1967	33.6 °C7 June 1967	21.4 °C21 March 1967	26.2 °C	1,832 mm	106
1966	30.8 °C6 September 1966	22.3 °C22 January 1966	25.7 °C	1,925 mm	22
1965	29.9 °C17 September 1965	21.4 °C22 January 1965	25.3 °C	2,531 mm	0
1964	30.8 °C20 August 1964	21.9 °C7 March 1964	25.5 °C	2,464 mm	13
1963	33.0 °C10 June 1963	20.5 °C5 April 1963	26.1 °C	1,807 mm	98
1962	32.0 °C1 September 1962	21.5 °C4 February 1962	26.1 °C	2,140 mm	65
1961	32.1 °C9 September 1961	21.5 °C19 January 1961	26.2 °C	2,263 mm	91
1960	33.8 °C23 August 1960	22.0 °C18 December 1960	26.4 °C	2,035 mm	103
1959	31.8 °C31 August 1959	21.8 °C18 January 1959	26.2 °C	2,146 mm	69
1958	31.6 °C21 July 1958	21.8 °C21 February 1958	26.1 °C	2,221 mm	67
1957	31.8 °C8 October 1957	21.7 °C6 February 1957	26.1 °C	2,355 mm	47
1956	31.1 °C2 September 1956	21.4 °C21 January 1956	25.8 °C	3,299 mm	33
1955	31.5 °C16 July 1955	21.6 °C21 December 1955	25.9 °C	2,789 mm	42
1954	32.3 °C9 September 1954	22.2 °C6 February 1954	26.2 °C	2,607 mm	46
1953	32.1 °C30 June 1953	22.7 °C7 January 1953	26.2 °C	2,199 mm	51
1952	31.7 °C15 August 1952	22.6 °C21 January 1952	26.2 °C	2,720 mm	54
1951	31.8 °C9 May 1951	22.0 °C22 March 1951	26.1 °C	2,663 mm	54
1950	32.1 °C13 August 1950	22.3 °C10 February 1950	26.1 °C	2,157 mm	60
1949	31.8 °C4 September 1949	21.9 °C19 January 1949	25.9 °C	3,518 mm	34
1948	30.1 °C30 May 1948	21.7 °C18 January 1948	25.3 °C	2,551 mm	2
1947	29.9 °C13 September 1947	22.4 °C20 December 1947	25.5 °C	2,901 mm	0
1946	30.4 °C6 June 1946	22.7 °C2 February 1946	25.5 °C	2,754 mm	8
1945	30.1 °C1 August 1945	22.5 °C8 February 1945	25.6 °C	2,697 mm	2
1944	30.4 °C24 May 1944	20.6 °C18 February 1944	25.4 °C	2,240 mm	6
1943	30.5 °C15 June 1943	21.5 °C13 March 1943	25.0 °C	2,467 mm	6
1942	30.6 °C10 August 1942	21.8 °C15 February 1942	25.3 °C	2,604 mm	6
1941	30.5 °C7 June 1941	21.3 °C7 February 1941	25.5 °C	2,247 mm	9
1940	30.2 °C7 July 1940	21.3 °C24 February 1940	25.3 °C	2,185 mm	5

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

+0.8 °C

Hot days (≥ 30 °C)

151 d/yr

+57

Frost days (< 0 °C)

0 d/yr

Annual rainfall

3967 mm

+1456 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	28.5 °C	+1.3 °C	322 mm	+74 mm
Feb	28.3 °C	+0.9 °C	361 mm	+178 mm
Mar	28.8 °C	+0.8 °C	432 mm	+272 mm
Apr	29.9 °C	+1.1 °C	118 mm	-12 mm
May	30.0 °C	+0.4 °C	270 mm	+105 mm
Jun	30.3 °C	+0.6 °C	316 mm	+97 mm
Jul	31.6 °C	+1.8 °C	172 mm	-56 mm
Aug	30.4 °C	+0.2 °C	460 mm	+266 mm
Sep	30.2 °C	+0.2 °C	387 mm	+169 mm
Oct	29.7 °C	+0.4 °C	382 mm	+158 mm
Nov	29.6 °C	+1.1 °C	427 mm	+175 mm
Dec	28.9 °C	+1.2 °C	320 mm	+29 mm

The year's extremes

Hottest day

33.6 °C

31 Jul 2025

Coldest day

24.0 °C

29 Jan 2025

Wettest day

127.2 mm

20 Mar 2025

Windiest day

47.7 km/h

4 Nov 2025

Strongest gust

88.2 km/h

9 Nov 2025

Hottest feels-like

40.9 °C

30 May 2025

Coldest feels-like

22.8 °C

9 Nov 2025

Sunniest day

12.6 h

7 Jul 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 Borongan?

Borongan has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 26.4 °C and it receives 2,511 mm of precipitation per year.

What is the hottest day ever recorded in Borongan?

The hottest day measured in Borongan between 1940 and 2025 was 5 September 1968, reaching 34.2 °C.

What is the coldest day in Borongan?

The coldest day measured in Borongan between 1940 and 2025 was 5 April 1963, at 20.5 °C.

Does it snow in Borongan?

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

Has the climate of Borongan warmed?

Yes: Borongan warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Borongan?

The wettest day measured in Borongan between 1940 and 2025 was 6 December 2014, with 230 mm of rain in 24 hours.

What was the windiest day in Borongan?

The windiest day measured in Borongan between 1940 and 2025 was 8 November 2013, with winds reaching 72.0 km/h.

What is the warmest month in Borongan?

The warmest month in Borongan is August (27.4 °C on average); the coldest is January (25.2 °C).

How much does it rain in Borongan?

Borongan receives on average 2,511 mm of precipitation per year, spread over about 308 rainy days.

Is it sunny in Borongan?

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

Are there tropical nights in Borongan?

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

What was the most extreme apparent temperature in Borongan?

In Borongan, between 1940 and 2025, the highest apparent temperature reached 41.8 °C on 20 June 2001, and the lowest was 19.6 °C on 3 November 1967.

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