Sibu Jaya climate — normals and trends

Q: What is the climate of Sibu Jaya?

Sibu Jaya has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 25.9 °C and it receives 2,673 mm of precipitation per year.

Q: What is the hottest day ever recorded in Sibu Jaya?

The hottest day measured in Sibu Jaya between 1940 and 2025 was 29 July 2025, reaching 36.7 °C.

Q: What is the coldest day in Sibu Jaya?

The coldest day measured in Sibu Jaya between 1940 and 2025 was 13 January 1972, at 18.1 °C.

Q: Does it snow in Sibu Jaya?

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

Q: Has the climate of Sibu Jaya warmed?

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

Q: What is the wettest day in Sibu Jaya?

The wettest day measured in Sibu Jaya between 1940 and 2025 was 11 January 2003, with 209 mm of rain in 24 hours.

Q: What was the windiest day in Sibu Jaya?

The windiest day measured in Sibu Jaya between 1940 and 2025 was 13 January 2003, with winds reaching 21.5 km/h.

Q: What is the warmest month in Sibu Jaya?

The warmest month in Sibu Jaya is May (26.5 °C on average); the coldest is January (25.3 °C).

Q: How much does it rain in Sibu Jaya?

Sibu Jaya receives on average 2,673 mm of precipitation per year, spread over about 306 rainy days.

Q: Is it sunny in Sibu Jaya?

Sibu Jaya gets on average 8.7 hours of sunshine per day, roughly 3,175 hours per year over 1940-2025.

Sibu Jaya (Malaysia) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 25.9 °C and it receives 2,673 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 (26.5 °C on average) and the coldest is January (25.3 °C). Rainfall peaks in December.

Sibu Jaya averages 0 frost days, 221 hot days (≥ 30 °C) and 306 rainy days per year.

Sibu Jaya 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 36.7 °C (on 29 July 2025) and the coldest 18.1 °C (on 13 January 1972).

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

Sibu JayaSarawak

coords: 2.24°, 111.97°
period: 1940–2025 · 86 yrs

AfTropical rainforestWarmest monthMayColdest monthJanuaryWettest monthDecemberDriest monthJuly

Mean daily temperature

25.9°C

Average daily high

30.3°C

Average daily low

23.1°C

Annual rainfall

2,673mm

Sunshine / day

8.7h

Mean relative humidity

89%

Average peak wind

7.4km/h

Seasonal range

1.2°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

221 d/yr

Rainy days (≥ 1 mm)

306 d/yr

Annual snowfall

0.0 cm

Average feels-like high

37.0 °C

Average feels-like low

27.8 °C

Average peak gust

21.7 km/h

Tropical nights (≥ 20 °C)

365 d/yr

Solar radiation

16.4 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.9 °C

since 1940

+0.2 °C per decade · r² = 0.89 · 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

36.7 °C

29 July 2025

Coldest day

18.1 °C

13 January 1972

Wettest day

209 mm

11 January 2003

Windiest day

21.5 km/h

13 January 2003

Strongest gust

53.6 km/h

5 October 1971

Hottest feels-like

43.8 °C

13 October 2021

Coldest feels-like

19.9 °C

13 January 1972

Sunniest day

12.1 h

28 April 1949

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	36.7 °C29 July 2025	21.9 °C18 October 2025	26.9 °C	2,819 mm	291
2024	36.4 °C20 September 2024	22.9 °C2 August 2024	27.3 °C	3,272 mm	314
2023	34.7 °C18 April 2023	21.4 °C14 March 2023	27.0 °C	3,051 mm	307
2022	35.3 °C11 May 2022	22.0 °C24 December 2022	26.5 °C	3,291 mm	273
2021	34.7 °C7 August 2021	21.6 °C25 February 2021	26.7 °C	2,763 mm	269
2020	34.5 °C10 August 2020	22.3 °C17 September 2020	26.8 °C	3,294 mm	276
2019	35.3 °C10 August 2019	21.9 °C16 September 2019	26.9 °C	2,279 mm	295
2018	35.6 °C14 August 2018	22.3 °C9 February 2018	26.7 °C	2,679 mm	284
2017	34.4 °C22 October 2017	20.3 °C8 February 2017	26.7 °C	3,056 mm	272
2016	34.9 °C18 August 2016	22.5 °C29 July 2016	27.0 °C	2,832 mm	286
2015	34.7 °C12 July 2015	21.6 °C19 December 2015	26.6 °C	2,768 mm	268
2014	35.1 °C26 July 2014	20.1 °C4 February 2014	26.6 °C	2,368 mm	283
2013	34.8 °C23 June 2013	22.4 °C18 July 2013	26.7 °C	3,233 mm	284
2012	34.4 °C27 May 2012	21.9 °C21 June 2012	26.5 °C	2,920 mm	272
2011	34.1 °C1 August 2011	21.5 °C4 December 2011	26.4 °C	2,831 mm	276
2010	34.0 °C22 April 2010	22.1 °C11 September 2010	26.6 °C	2,868 mm	274
2009	34.8 °C4 August 2009	21.8 °C6 February 2009	26.5 °C	2,793 mm	258
2008	33.7 °C29 September 2008	21.9 °C9 October 2008	26.1 °C	3,349 mm	227
2007	34.7 °C10 August 2007	22.2 °C2 February 2007	26.3 °C	3,290 mm	230
2006	35.4 °C16 August 2006	21.9 °C29 January 2006	26.3 °C	2,777 mm	272
2005	35.3 °C12 August 2005	20.5 °C21 January 2005	26.4 °C	2,392 mm	258
2004	33.9 °C20 August 2004	21.8 °C10 August 2004	26.3 °C	2,283 mm	247
2003	34.0 °C30 May 2003	21.8 °C20 December 2003	26.3 °C	2,876 mm	253
2002	34.3 °C11 July 2002	21.0 °C16 August 2002	26.4 °C	2,305 mm	264
2001	34.6 °C29 August 2001	21.1 °C10 December 2001	26.4 °C	2,882 mm	261
2000	34.3 °C24 August 2000	21.9 °C3 August 2000	26.3 °C	2,809 mm	258
1999	33.8 °C14 April 1999	21.5 °C31 August 1999	26.2 °C	2,899 mm	262
1998	34.1 °C23 May 1998	22.2 °C20 December 1998	26.6 °C	2,987 mm	270
1997	33.9 °C25 August 1997	20.6 °C3 January 1997	26.2 °C	2,444 mm	250
1996	33.8 °C13 September 1996	20.9 °C28 February 1996	26.1 °C	3,245 mm	208
1995	34.5 °C1 April 1995	21.7 °C4 March 1995	26.2 °C	3,051 mm	215
1994	34.3 °C1 August 1994	21.5 °C30 July 1994	26.1 °C	2,883 mm	238
1993	33.2 °C13 August 1993	19.5 °C26 January 1993	26.0 °C	2,650 mm	237
1992	33.7 °C31 August 1992	21.6 °C8 January 1992	25.9 °C	2,421 mm	230
1991	34.2 °C24 July 1991	21.1 °C7 January 1991	26.1 °C	2,688 mm	230
1990	35.1 °C30 August 1990	21.2 °C9 March 1990	26.2 °C	2,514 mm	235
1989	33.8 °C23 July 1989	21.4 °C22 April 1989	25.9 °C	2,711 mm	230
1988	33.3 °C11 June 1988	20.8 °C11 December 1988	26.1 °C	2,954 mm	213
1987	33.9 °C20 June 1987	21.1 °C2 February 1987	26.2 °C	2,726 mm	235
1986	34.4 °C11 August 1986	21.6 °C1 August 1986	26.0 °C	2,475 mm	244
1985	33.3 °C16 October 1985	20.1 °C14 January 1985	25.9 °C	2,455 mm	245
1984	33.1 °C17 November 1984	21.2 °C16 September 1984	25.8 °C	2,788 mm	203
1983	33.6 °C24 March 1983	21.7 °C26 November 1983	26.3 °C	2,569 mm	248
1982	34.8 °C8 September 1982	20.8 °C17 January 1982	26.1 °C	2,229 mm	252
1981	34.2 °C22 August 1981	21.0 °C19 January 1981	26.2 °C	2,478 mm	254
1980	34.0 °C22 May 1980	21.0 °C11 March 1980	26.3 °C	2,226 mm	260
1979	34.5 °C25 May 1979	21.3 °C16 January 1979	26.2 °C	2,371 mm	251
1978	34.1 °C3 June 1978	21.5 °C16 July 1978	26.1 °C	2,631 mm	244
1977	33.6 °C9 September 1977	21.5 °C6 February 1977	25.9 °C	2,811 mm	207
1976	33.8 °C18 September 1976	20.1 °C5 February 1976	25.6 °C	2,592 mm	216
1975	33.3 °C9 August 1975	21.3 °C26 January 1975	25.7 °C	2,753 mm	219
1974	33.1 °C16 August 1974	19.3 °C12 January 1974	25.6 °C	2,575 mm	204
1973	33.9 °C17 June 1973	21.7 °C28 November 1973	26.0 °C	2,997 mm	218
1972	34.0 °C31 July 1972	18.1 °C13 January 1972	25.8 °C	2,324 mm	220
1971	33.5 °C18 July 1971	20.5 °C21 January 1971	25.4 °C	2,525 mm	199
1970	33.0 °C7 July 1970	20.9 °C3 June 1970	25.6 °C	3,016 mm	198
1969	33.9 °C10 September 1969	21.5 °C4 December 1969	25.7 °C	2,911 mm	201
1968	33.3 °C20 September 1968	20.2 °C23 February 1968	25.4 °C	2,698 mm	187
1967	32.8 °C20 October 1967	20.5 °C10 February 1967	25.4 °C	2,693 mm	181
1966	32.2 °C13 May 1966	21.4 °C30 March 1966	25.0 °C	3,295 mm	125
1965	32.5 °C22 July 1965	18.4 °C23 February 1965	25.3 °C	2,568 mm	179
1964	33.3 °C26 May 1964	19.1 °C1 December 1964	25.6 °C	2,946 mm	180
1963	32.9 °C4 June 1963	20.5 °C13 January 1963	25.5 °C	3,008 mm	180
1962	33.4 °C2 August 1962	20.7 °C26 January 1962	25.5 °C	2,719 mm	190
1961	33.5 °C15 April 1961	19.2 °C24 January 1961	25.5 °C	2,373 mm	193
1960	32.6 °C7 September 1960	20.9 °C4 February 1960	25.5 °C	2,501 mm	207
1959	32.6 °C23 April 1959	20.8 °C4 March 1959	25.4 °C	2,707 mm	202
1958	33.7 °C10 September 1958	20.5 °C7 July 1958	25.7 °C	3,039 mm	222
1957	33.3 °C3 July 1957	18.4 °C5 January 1957	25.5 °C	2,626 mm	183
1956	32.8 °C7 May 1956	20.2 °C20 January 1956	25.1 °C	2,952 mm	164
1955	32.9 °C23 May 1955	19.7 °C5 March 1955	25.3 °C	2,847 mm	182
1954	32.8 °C7 June 1954	20.9 °C5 February 1954	25.1 °C	2,771 mm	157
1953	33.5 °C4 September 1953	21.2 °C9 December 1953	25.5 °C	2,164 mm	182
1952	33.1 °C28 June 1952	20.5 °C17 December 1952	25.6 °C	2,193 mm	214
1951	32.7 °C8 August 1951	20.7 °C30 January 1951	25.4 °C	2,073 mm	190
1950	32.4 °C8 February 1950	18.4 °C25 February 1950	25.2 °C	2,290 mm	158
1949	35.0 °C23 May 1949	18.6 °C16 February 1949	25.2 °C	1,687 mm	160
1948	31.6 °C6 July 1948	20.3 °C2 December 1948	25.1 °C	1,970 mm	134
1947	31.9 °C7 October 1947	21.0 °C10 July 1947	25.0 °C	2,690 mm	119
1946	33.3 °C2 July 1946	20.9 °C29 December 1946	25.1 °C	2,462 mm	126
1945	31.8 °C19 July 1945	20.3 °C27 December 1945	24.9 °C	2,818 mm	103
1944	31.8 °C21 August 1944	19.3 °C29 March 1944	25.0 °C	2,049 mm	118
1943	33.3 °C22 June 1943	18.5 °C17 April 1943	24.9 °C	2,153 mm	116
1942	31.7 °C24 March 1942	20.3 °C10 December 1942	24.9 °C	2,354 mm	97
1941	32.9 °C12 August 1941	21.0 °C14 July 1941	25.2 °C	2,244 mm	153
1940	33.9 °C14 July 1940	19.1 °C23 January 1940	25.3 °C	2,009 mm	183

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

31.4 °C

+1.1 °C

Hot days (≥ 30 °C)

291 d/yr

+70

Frost days (< 0 °C)

0 d/yr

Annual rainfall

2819 mm

+146 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	29.6 °C	+0.3 °C	465 mm	+200 mm
Feb	30.2 °C	+0.4 °C	286 mm	+71 mm
Mar	30.9 °C	+0.5 °C	379 mm	+156 mm
Apr	31.5 °C	+0.7 °C	232 mm	+13 mm
May	32.4 °C	+1.5 °C	142 mm	-64 mm
Jun	32.3 °C	+1.4 °C	99 mm	-61 mm
Jul	33.2 °C	+2.4 °C	71 mm	-85 mm
Aug	31.1 °C	+0.3 °C	148 mm	-37 mm
Sep	31.4 °C	+0.9 °C	239 mm	+4 mm
Oct	31.7 °C	+1.4 °C	262 mm	+5 mm
Nov	31.5 °C	+1.5 °C	204 mm	-64 mm
Dec	30.7 °C	+1.1 °C	293 mm	+7 mm

The year's extremes

Hottest day

36.7 °C

29 Jul 2025

Coldest day

21.9 °C

18 Oct 2025

Wettest day

59.2 mm

30 Jan 2025

Windiest day

17.6 km/h

31 Jan 2025

Strongest gust

40.7 km/h

26 Nov 2025

Hottest feels-like

42.5 °C

21 May 2025

Coldest feels-like

25.8 °C

18 Oct 2025

Sunniest day

11.8 h

24 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 Sibu Jaya?

Sibu Jaya has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 25.9 °C and it receives 2,673 mm of precipitation per year.

What is the hottest day ever recorded in Sibu Jaya?

The hottest day measured in Sibu Jaya between 1940 and 2025 was 29 July 2025, reaching 36.7 °C.

What is the coldest day in Sibu Jaya?

The coldest day measured in Sibu Jaya between 1940 and 2025 was 13 January 1972, at 18.1 °C.

Does it snow in Sibu Jaya?

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

Has the climate of Sibu Jaya warmed?

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

What is the wettest day in Sibu Jaya?

The wettest day measured in Sibu Jaya between 1940 and 2025 was 11 January 2003, with 209 mm of rain in 24 hours.

What was the windiest day in Sibu Jaya?

The windiest day measured in Sibu Jaya between 1940 and 2025 was 13 January 2003, with winds reaching 21.5 km/h.

What is the warmest month in Sibu Jaya?

The warmest month in Sibu Jaya is May (26.5 °C on average); the coldest is January (25.3 °C).

How much does it rain in Sibu Jaya?

Sibu Jaya receives on average 2,673 mm of precipitation per year, spread over about 306 rainy days.

Is it sunny in Sibu Jaya?

Sibu Jaya gets on average 8.7 hours of sunshine per day, roughly 3,175 hours per year over 1940-2025.

Are there tropical nights in Sibu Jaya?

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

What was the most extreme apparent temperature in Sibu Jaya?

In Sibu Jaya, between 1940 and 2025, the highest apparent temperature reached 43.8 °C on 13 October 2021, and the lowest was 19.9 °C on 13 January 1972.

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