Ambon City climate — normals and trends

Q: What is the climate of Ambon City?

Ambon City has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 26.3 °C and it receives 1,822 mm of precipitation per year.

Q: What is the hottest day ever recorded in Ambon City?

The hottest day measured in Ambon City between 1940 and 2025 was 28 March 2025, reaching 30.0 °C.

Q: What is the coldest day in Ambon City?

The coldest day measured in Ambon City between 1940 and 2025 was 24 August 1978, at 22.7 °C.

Q: Does it snow in Ambon City?

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

Q: Has the climate of Ambon City warmed?

Yes: Ambon City warmed by +0.8 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Ambon City?

The wettest day measured in Ambon City between 1940 and 2025 was 9 June 2007, with 277 mm of rain in 24 hours.

Q: What was the windiest day in Ambon City?

The windiest day measured in Ambon City between 1940 and 2025 was 3 February 1961, with winds reaching 72.4 km/h.

Q: What is the warmest month in Ambon City?

The warmest month in Ambon City is January (27.0 °C on average); the coldest is July (25.2 °C).

Q: How much does it rain in Ambon City?

Ambon City receives on average 1,822 mm of precipitation per year, spread over about 267 rainy days.

Q: Is it sunny in Ambon City?

Ambon City gets on average 10.3 hours of sunshine per day, roughly 3,760 hours per year over 1940-2025.

Ambon City (Indonesia) has a tropical rainforest climate (Af) under the Köppen-Geiger classification. Its mean annual temperature is 26.3 °C and it receives 1,822 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 January (27.0 °C on average) and the coldest is July (25.2 °C). Rainfall peaks in May.

Ambon City averages 0 frost days, 0 hot days (≥ 30 °C) and 267 rainy days per year.

Ambon City has warmed by +0.8 °C between 1940 and 2025, or +0.10 °C per decade. This trend is statistically significant.

The hottest day of the period reached 30.0 °C (on 28 March 2025) and the coldest 22.7 °C (on 24 August 1978).

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

Ambon CityMaluku

coords: -3.70°, 128.18°
period: 1940–2025 · 86 yrs

AfTropical rainforestWarmest monthJanuaryColdest monthJulyWettest monthMayDriest monthOctober

Mean daily temperature

26.3°C

Average daily high

27.0°C

Average daily low

25.6°C

Annual rainfall

1,822mm

Sunshine / day

10.3h

Mean relative humidity

83%

Average peak wind

21.5km/h

Seasonal range

1.8°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

0 d/yr

Rainy days (≥ 1 mm)

267 d/yr

Annual snowfall

0.0 cm

Average feels-like high

31.2 °C

Average feels-like low

28.6 °C

Average peak gust

30.9 km/h

Tropical nights (≥ 20 °C)

365 d/yr

Solar radiation

19.6 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+0.8 °C

since 1940

+0.1 °C per decade · r² = 0.56 · 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

30.0 °C

28 March 2025

Coldest day

22.7 °C

24 August 1978

Wettest day

277 mm

9 June 2007

Windiest day

72.4 km/h

3 February 1961

Strongest gust

76.3 km/h

25 January 1961

Hottest feels-like

37.6 °C

20 January 2021

Coldest feels-like

22.2 °C

16 August 1957

Sunniest day

12.2 h

30 December 2023

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	30.0 °C28 March 2025	24.3 °C20 July 2025	27.0 °C	2,926 mm	1
2024	29.9 °C22 February 2024	24.6 °C19 July 2024	27.2 °C	2,053 mm	0
2023	29.4 °C11 April 2023	24.4 °C11 August 2023	27.0 °C	1,726 mm	0
2022	29.7 °C26 January 2022	24.4 °C17 September 2022	27.0 °C	2,639 mm	0
2021	29.9 °C3 April 2021	24.7 °C3 July 2021	26.9 °C	2,507 mm	0
2020	29.7 °C11 March 2020	24.6 °C30 June 2020	26.9 °C	1,910 mm	0
2019	29.5 °C12 December 2019	23.8 °C4 August 2019	26.6 °C	1,437 mm	0
2018	29.3 °C10 March 2018	24.1 °C10 August 2018	26.7 °C	1,746 mm	0
2017	29.4 °C1 December 2017	24.6 °C23 June 2017	26.8 °C	2,914 mm	0
2016	29.8 °C24 December 2016	24.6 °C29 July 2016	27.1 °C	1,693 mm	0
2015	29.2 °C26 March 2015	22.9 °C6 August 2015	26.3 °C	1,092 mm	0
2014	28.9 °C10 December 2014	24.0 °C11 August 2014	26.4 °C	1,656 mm	0
2013	29.3 °C8 January 2013	24.0 °C27 July 2013	26.6 °C	2,654 mm	0
2012	29.3 °C30 January 2012	23.7 °C17 August 2012	26.5 °C	2,086 mm	0
2011	29.1 °C28 February 2011	23.9 °C30 July 2011	26.5 °C	2,014 mm	0
2010	29.8 °C9 February 2010	24.6 °C9 August 2010	27.0 °C	2,322 mm	0
2009	29.1 °C18 December 2009	23.8 °C27 July 2009	26.7 °C	1,406 mm	0
2008	28.9 °C19 March 2008	23.9 °C15 August 2008	26.4 °C	2,159 mm	0
2007	29.2 °C26 December 2007	23.7 °C31 July 2007	26.5 °C	1,910 mm	0
2006	29.0 °C27 March 2006	23.1 °C9 August 2006	26.3 °C	1,661 mm	0
2005	29.2 °C3 January 2005	24.3 °C28 August 2005	26.6 °C	1,683 mm	0
2004	29.9 °C21 March 2004	23.7 °C28 June 2004	26.5 °C	1,334 mm	0
2003	29.0 °C27 February 2003	24.0 °C13 July 2003	26.6 °C	1,204 mm	0
2002	29.0 °C21 April 2002	23.5 °C13 August 2002	26.5 °C	1,132 mm	0
2001	28.7 °C23 March 2001	24.3 °C12 July 2001	26.5 °C	2,121 mm	0
2000	29.4 °C16 April 2000	24.0 °C8 August 2000	26.5 °C	2,472 mm	0
1999	29.0 °C14 January 1999	24.0 °C18 August 1999	26.4 °C	2,734 mm	0
1998	29.7 °C23 March 1998	24.5 °C15 July 1998	27.0 °C	2,301 mm	0
1997	28.8 °C18 December 1997	23.2 °C31 July 1997	26.0 °C	957 mm	0
1996	29.0 °C7 April 1996	24.1 °C2 September 1996	26.5 °C	2,023 mm	0
1995	28.9 °C7 December 1995	24.2 °C5 August 1995	26.3 °C	1,667 mm	0
1994	29.0 °C16 February 1994	23.2 °C24 July 1994	26.1 °C	1,656 mm	0
1993	29.0 °C2 February 1993	23.6 °C10 September 1993	26.1 °C	943 mm	0
1992	29.2 °C9 February 1992	23.8 °C23 July 1992	26.4 °C	917 mm	0
1991	28.8 °C10 January 1991	23.2 °C2 August 1991	26.3 °C	953 mm	0
1990	29.0 °C21 April 1990	23.8 °C5 September 1990	26.5 °C	1,274 mm	0
1989	28.8 °C12 March 1989	24.1 °C19 July 1989	26.4 °C	2,176 mm	0
1988	29.4 °C29 March 1988	24.2 °C25 July 1988	26.5 °C	2,014 mm	0
1987	29.5 °C27 November 1987	23.8 °C25 July 1987	26.2 °C	954 mm	0
1986	29.0 °C24 December 1986	24.0 °C30 July 1986	26.3 °C	1,479 mm	0
1985	28.7 °C19 February 1985	23.6 °C25 July 1985	26.2 °C	1,849 mm	0
1984	29.0 °C8 January 1984	23.8 °C2 July 1984	26.1 °C	1,845 mm	0
1983	29.9 °C19 March 1983	24.0 °C29 June 1983	26.4 °C	1,467 mm	0
1982	29.0 °C12 February 1982	22.9 °C7 September 1982	25.8 °C	1,280 mm	0
1981	28.7 °C26 November 1981	23.8 °C27 July 1981	26.4 °C	1,429 mm	0
1980	28.9 °C1 February 1980	23.7 °C10 August 1980	26.2 °C	1,244 mm	0
1979	28.6 °C24 February 1979	23.9 °C24 July 1979	26.3 °C	1,229 mm	0
1978	29.4 °C11 January 1978	22.7 °C24 August 1978	26.4 °C	2,110 mm	0
1977	28.8 °C26 December 1977	23.1 °C16 August 1977	26.0 °C	1,621 mm	0
1976	28.6 °C5 December 1976	23.1 °C3 August 1976	26.0 °C	1,929 mm	0
1975	28.6 °C10 April 1975	24.1 °C7 July 1975	26.2 °C	2,515 mm	0
1974	28.4 °C30 December 1974	23.6 °C13 July 1974	26.1 °C	2,044 mm	0
1973	29.4 °C22 November 1973	24.2 °C10 July 1973	26.6 °C	2,037 mm	0
1972	28.3 °C1 December 1972	23.0 °C29 July 1972	25.9 °C	1,179 mm	0
1971	28.3 °C2 February 1971	23.5 °C23 July 1971	26.0 °C	2,755 mm	0
1970	28.7 °C27 February 1970	24.1 °C18 July 1970	26.3 °C	2,895 mm	0
1969	28.8 °C4 February 1969	23.1 °C1 August 1969	26.2 °C	1,867 mm	0
1968	28.5 °C16 January 1968	24.0 °C22 July 1968	26.1 °C	1,517 mm	0
1967	28.5 °C19 November 1967	23.4 °C29 July 1967	25.8 °C	1,643 mm	0
1966	28.7 °C22 February 1966	23.0 °C1 September 1966	26.0 °C	1,660 mm	0
1965	28.5 °C9 March 1965	23.2 °C3 October 1965	25.7 °C	1,169 mm	0
1964	28.6 °C24 January 1964	23.9 °C5 September 1964	26.2 °C	1,700 mm	0
1963	28.5 °C6 January 1963	23.7 °C22 August 1963	26.0 °C	1,401 mm	0
1962	28.9 °C11 January 1962	23.7 °C20 August 1962	26.2 °C	1,832 mm	0
1961	28.7 °C29 January 1961	23.6 °C12 July 1961	26.1 °C	1,857 mm	0
1960	29.2 °C15 March 1960	23.9 °C23 June 1960	26.3 °C	2,460 mm	0
1959	29.2 °C13 February 1959	23.5 °C10 July 1959	26.2 °C	1,935 mm	0
1958	28.9 °C5 February 1958	24.0 °C16 September 1958	26.5 °C	1,732 mm	0
1957	28.9 °C18 November 1957	23.4 °C19 September 1957	26.2 °C	1,781 mm	0
1956	29.1 °C20 April 1956	23.9 °C11 July 1956	26.2 °C	2,398 mm	0
1955	28.8 °C16 February 1955	23.9 °C29 July 1955	26.2 °C	2,623 mm	0
1954	28.6 °C17 December 1954	23.9 °C12 July 1954	26.1 °C	2,503 mm	0
1953	29.2 °C26 December 1953	23.8 °C25 August 1953	26.2 °C	1,324 mm	0
1952	28.5 °C16 April 1952	24.1 °C25 July 1952	26.3 °C	1,545 mm	0
1951	28.5 °C24 November 1951	23.6 °C25 June 1951	26.1 °C	1,563 mm	0
1950	29.2 °C7 February 1950	23.8 °C31 July 1950	26.2 °C	2,568 mm	0
1949	28.6 °C18 March 1949	23.6 °C11 August 1949	25.9 °C	2,676 mm	0
1948	28.1 °C11 January 1948	23.7 °C18 July 1948	26.0 °C	1,455 mm	0
1947	28.9 °C24 February 1947	23.9 °C16 July 1947	26.3 °C	1,708 mm	0
1946	29.1 °C18 April 1946	23.3 °C15 July 1946	26.0 °C	1,756 mm	0
1945	29.1 °C31 January 1945	24.1 °C20 July 1945	26.1 °C	2,407 mm	0
1944	28.4 °C16 February 1944	23.6 °C31 July 1944	25.9 °C	1,930 mm	0
1943	28.2 °C11 December 1943	23.6 °C29 July 1943	26.0 °C	1,736 mm	0
1942	28.1 °C30 March 1942	23.8 °C26 September 1942	26.1 °C	1,828 mm	0
1941	29.1 °C24 March 1941	23.3 °C8 August 1941	26.0 °C	1,032 mm	0
1940	28.7 °C5 March 1940	23.6 °C13 September 1940	26.0 °C	1,126 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

27.7 °C

+0.7 °C

Hot days (≥ 30 °C)

1 d/yr

Frost days (< 0 °C)

0 d/yr

Annual rainfall

2926 mm

+1104 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	28.4 °C	+0.6 °C	248 mm	+76 mm
Feb	28.5 °C	+0.7 °C	168 mm	+32 mm
Mar	28.6 °C	+0.9 °C	151 mm	-18 mm
Apr	28.3 °C	+0.7 °C	220 mm	+38 mm
May	28.0 °C	+0.8 °C	351 mm	+127 mm
Jun	26.9 °C	+0.5 °C	572 mm	+358 mm
Jul	26.5 °C	+0.8 °C	293 mm	+132 mm
Aug	26.1 °C	+0.4 °C	299 mm	+179 mm
Sep	26.8 °C	+0.8 °C	187 mm	+97 mm
Oct	27.7 °C	+0.8 °C	136 mm	+63 mm
Nov	28.4 °C	+0.8 °C	84 mm	-10 mm
Dec	28.5 °C	+0.7 °C	219 mm	+30 mm

The year's extremes

Hottest day

30.0 °C

28 Mar 2025

Coldest day

24.3 °C

20 Jul 2025

Wettest day

122.1 mm

22 May 2025

Windiest day

41.5 km/h

8 Jun 2025

Strongest gust

64.8 km/h

8 Jun 2025

Hottest feels-like

37.2 °C

28 Mar 2025

Coldest feels-like

26.0 °C

18 Jul 2025

Sunniest day

12.1 h

20 Dec 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 Ambon City?

Ambon City has a tropical rainforest climate (Köppen Af). Over 1940-2025, the average annual temperature is 26.3 °C and it receives 1,822 mm of precipitation per year.

What is the hottest day ever recorded in Ambon City?

The hottest day measured in Ambon City between 1940 and 2025 was 28 March 2025, reaching 30.0 °C.

What is the coldest day in Ambon City?

The coldest day measured in Ambon City between 1940 and 2025 was 24 August 1978, at 22.7 °C.

Does it snow in Ambon City?

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

Has the climate of Ambon City warmed?

Yes: Ambon City warmed by +0.8 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Ambon City?

The wettest day measured in Ambon City between 1940 and 2025 was 9 June 2007, with 277 mm of rain in 24 hours.

What was the windiest day in Ambon City?

The windiest day measured in Ambon City between 1940 and 2025 was 3 February 1961, with winds reaching 72.4 km/h.

What is the warmest month in Ambon City?

The warmest month in Ambon City is January (27.0 °C on average); the coldest is July (25.2 °C).

How much does it rain in Ambon City?

Ambon City receives on average 1,822 mm of precipitation per year, spread over about 267 rainy days.

Is it sunny in Ambon City?

Ambon City gets on average 10.3 hours of sunshine per day, roughly 3,760 hours per year over 1940-2025.

Are there tropical nights in Ambon City?

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

What was the most extreme apparent temperature in Ambon City?

In Ambon City, between 1940 and 2025, the highest apparent temperature reached 37.6 °C on 20 January 2021, and the lowest was 22.2 °C on 16 August 1957.

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