Trenggalek climate — normals and trends

Q: What is the climate of Trenggalek?

Trenggalek has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 24.3 °C and it receives 2,245 mm of precipitation per year.

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

The hottest day measured in Trenggalek between 1940 and 2025 was 1 December 1982, reaching 35.5 °C.

Q: What is the coldest day in Trenggalek?

The coldest day measured in Trenggalek between 1940 and 2025 was 31 March 1943, at 15.1 °C.

Q: Does it snow in Trenggalek?

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

Q: Has the climate of Trenggalek warmed?

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

Q: What is the wettest day in Trenggalek?

The wettest day measured in Trenggalek between 1940 and 2025 was 15 December 1968, with 155 mm of rain in 24 hours.

Q: What was the windiest day in Trenggalek?

The windiest day measured in Trenggalek between 1940 and 2025 was 14 January 1950, with winds reaching 24.8 km/h.

Q: What is the warmest month in Trenggalek?

The warmest month in Trenggalek is November (25.0 °C on average); the coldest is August (23.0 °C).

Q: How much does it rain in Trenggalek?

Trenggalek receives on average 2,245 mm of precipitation per year, spread over about 252 rainy days.

Q: Is it sunny in Trenggalek?

Trenggalek gets on average 9.6 hours of sunshine per day, roughly 3,504 hours per year over 1940-2025.

Trenggalek (Indonesia) has a tropical monsoon climate (Am) under the Köppen-Geiger classification. Its mean annual temperature is 24.3 °C and it receives 2,245 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 November (25.0 °C on average) and the coldest is August (23.0 °C). Rainfall peaks in January.

Trenggalek averages 0 frost days, 80 hot days (≥ 30 °C) and 252 rainy days per year.

Trenggalek has warmed by +1.6 °C between 1940 and 2025, or +0.19 °C per decade. This trend is statistically significant.

The hottest day of the period reached 35.5 °C (on 1 December 1982) and the coldest 15.1 °C (on 31 March 1943).

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

TrenggalekEast Java

coords: -8.08°, 111.71°
period: 1940–2025 · 86 yrs

AmTropical monsoonWarmest monthNovemberColdest monthAugustWettest monthJanuaryDriest monthAugust

Mean daily temperature

24.3°C

Average daily high

28.8°C

Average daily low

21.3°C

Annual rainfall

2,245mm

Sunshine / day

9.6h

Mean relative humidity

85%

Average peak wind

10.6km/h

Seasonal range

2.0°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

80 d/yr

Rainy days (≥ 1 mm)

252 d/yr

Annual snowfall

0.0 cm

Average feels-like high

33.4 °C

Average feels-like low

25.0 °C

Average peak gust

28.3 km/h

Tropical nights (≥ 20 °C)

306 d/yr

Solar radiation

17.8 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+1.6 °C

since 1940

+0.2 °C per decade · r² = 0.73 · 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

35.5 °C

1 December 1982

Coldest day

15.1 °C

31 March 1943

Wettest day

155 mm

15 December 1968

Windiest day

24.8 km/h

14 January 1950

Strongest gust

75.2 km/h

13 February 2001

Hottest feels-like

42.3 °C

19 December 2019

Coldest feels-like

16.0 °C

31 March 1943

Sunniest day

12.5 h

19 December 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	32.8 °C4 February 2025	18.0 °C20 July 2025	25.2 °C	2,731 mm	118
2024	33.9 °C2 January 2024	17.3 °C12 August 2024	25.5 °C	2,565 mm	187
2023	34.5 °C3 November 2023	17.5 °C20 July 2023	25.1 °C	1,787 mm	168
2022	32.8 °C12 May 2022	18.1 °C25 July 2022	25.0 °C	3,093 mm	134
2021	33.4 °C18 October 2021	17.6 °C26 July 2021	25.1 °C	2,742 mm	145
2020	32.9 °C25 February 2020	17.9 °C25 July 2020	25.4 °C	2,675 mm	171
2019	34.9 °C19 December 2019	17.0 °C5 September 2019	25.0 °C	1,737 mm	176
2018	33.9 °C19 November 2018	17.3 °C6 August 2018	24.9 °C	1,744 mm	131
2017	32.3 °C4 December 2017	17.8 °C19 September 2017	24.9 °C	2,442 mm	117
2016	32.9 °C30 January 2016	19.3 °C21 August 2016	25.8 °C	3,602 mm	203
2015	33.9 °C23 November 2015	17.0 °C20 August 2015	25.1 °C	1,985 mm	173
2014	32.9 °C5 November 2014	17.7 °C16 August 2014	25.0 °C	2,040 mm	123
2013	32.9 °C25 February 2013	17.5 °C12 August 2013	25.1 °C	2,673 mm	135
2012	32.5 °C1 March 2012	17.7 °C2 August 2012	24.6 °C	2,420 mm	104
2011	32.6 °C19 February 2011	17.4 °C26 August 2011	24.5 °C	2,305 mm	86
2010	32.5 °C13 February 2010	19.4 °C24 July 2010	25.5 °C	3,593 mm	161
2009	33.9 °C22 December 2009	18.1 °C9 July 2009	24.9 °C	2,019 mm	113
2008	32.0 °C21 October 2008	16.4 °C27 July 2008	24.4 °C	2,238 mm	69
2007	32.9 °C28 November 2007	16.5 °C10 September 2007	24.6 °C	2,333 mm	95
2006	32.6 °C16 March 2006	16.8 °C4 September 2006	24.5 °C	2,196 mm	116
2005	32.7 °C2 February 2005	17.7 °C6 August 2005	24.8 °C	2,144 mm	102
2004	32.4 °C20 December 2004	17.2 °C17 August 2004	24.7 °C	2,282 mm	100
2003	32.7 °C24 January 2003	16.7 °C3 August 2003	24.5 °C	1,922 mm	93
2002	33.0 °C11 December 2002	16.8 °C9 September 2002	24.4 °C	2,017 mm	105
2001	31.6 °C2 March 2001	17.2 °C4 July 2001	24.3 °C	2,080 mm	38
2000	31.7 °C1 December 2000	17.7 °C22 August 2000	24.4 °C	2,515 mm	37
1999	31.6 °C29 March 1999	16.6 °C17 August 1999	24.4 °C	2,338 mm	60
1998	32.7 °C12 March 1998	19.2 °C30 August 1998	25.5 °C	3,237 mm	178
1997	32.6 °C17 December 1997	15.4 °C9 October 1997	24.4 °C	1,510 mm	94
1996	32.9 °C22 September 1996	17.6 °C4 August 1996	24.7 °C	2,192 mm	106
1995	32.0 °C23 February 1995	17.9 °C18 August 1995	24.6 °C	2,953 mm	93
1994	33.0 °C29 October 1994	16.4 °C21 June 1994	24.1 °C	2,307 mm	72
1993	32.7 °C14 January 1993	17.6 °C8 August 1993	24.6 °C	1,884 mm	95
1992	31.8 °C27 March 1992	17.3 °C6 August 1992	24.2 °C	2,693 mm	61
1991	31.3 °C22 September 1991	17.2 °C18 August 1991	24.0 °C	1,946 mm	65
1990	33.0 °C9 November 1990	17.9 °C9 August 1990	24.4 °C	2,121 mm	84
1989	31.2 °C2 April 1989	17.7 °C14 August 1989	24.2 °C	2,478 mm	38
1988	32.3 °C2 March 1988	17.3 °C19 July 1988	24.4 °C	2,404 mm	71
1987	34.1 °C13 November 1987	16.4 °C15 August 1987	24.3 °C	2,220 mm	96
1986	31.9 °C21 December 1986	16.4 °C17 August 1986	24.0 °C	2,528 mm	38
1985	32.2 °C17 October 1985	17.3 °C8 July 1985	24.4 °C	2,041 mm	78
1984	31.9 °C12 November 1984	16.4 °C27 June 1984	24.1 °C	2,915 mm	49
1983	32.8 °C15 March 1983	17.1 °C12 July 1983	24.5 °C	3,097 mm	120
1982	35.5 °C1 December 1982	16.5 °C10 September 1982	24.5 °C	1,766 mm	120
1981	32.2 °C1 November 1981	18.5 °C12 August 1981	24.4 °C	2,788 mm	54
1980	32.0 °C15 September 1980	16.9 °C30 June 1980	24.6 °C	1,842 mm	102
1979	33.7 °C26 October 1979	17.1 °C25 July 1979	24.5 °C	2,428 mm	131
1978	31.7 °C30 January 1978	17.5 °C19 July 1978	24.5 °C	2,958 mm	78
1977	33.6 °C17 November 1977	16.6 °C17 July 1977	24.1 °C	1,872 mm	84
1976	31.9 °C3 August 1976	16.3 °C17 July 1976	23.9 °C	1,653 mm	43
1975	31.1 °C31 October 1975	17.7 °C21 August 1975	24.1 °C	3,147 mm	25
1974	31.1 °C10 November 1974	16.6 °C16 August 1974	24.0 °C	2,401 mm	14
1973	32.5 °C2 February 1973	17.5 °C27 July 1973	24.4 °C	3,058 mm	57
1972	33.1 °C8 November 1972	17.0 °C21 July 1972	23.8 °C	1,589 mm	66
1971	30.2 °C2 June 1971	16.8 °C2 August 1971	23.5 °C	2,519 mm	8
1970	31.7 °C5 January 1970	17.2 °C8 August 1970	23.9 °C	2,276 mm	38
1969	31.8 °C2 December 1969	17.4 °C3 August 1969	24.0 °C	1,582 mm	45
1968	32.7 °C17 November 1968	17.3 °C10 August 1968	23.8 °C	2,758 mm	24
1967	32.9 °C24 November 1967	16.8 °C1 August 1967	23.7 °C	2,214 mm	68
1966	31.2 °C11 September 1966	16.9 °C30 July 1966	23.5 °C	2,369 mm	11
1965	32.7 °C18 October 1965	16.6 °C14 August 1965	24.0 °C	1,653 mm	72
1964	33.0 °C24 January 1964	17.5 °C1 August 1964	24.2 °C	1,784 mm	63
1963	33.4 °C29 October 1963	16.4 °C29 June 1963	24.1 °C	1,773 mm	120
1962	32.0 °C20 September 1962	16.3 °C27 September 1962	24.1 °C	2,597 mm	60
1961	35.3 °C24 October 1961	16.0 °C14 July 1961	24.2 °C	1,946 mm	131
1960	31.5 °C18 October 1960	16.9 °C25 June 1960	24.1 °C	2,252 mm	38
1959	33.2 °C28 October 1959	16.9 °C2 August 1959	24.4 °C	2,076 mm	101
1958	33.8 °C15 January 1958	18.2 °C19 August 1958	24.6 °C	2,524 mm	118
1957	33.0 °C24 November 1957	16.1 °C15 August 1957	23.8 °C	2,121 mm	40
1956	31.1 °C3 February 1956	16.7 °C8 September 1956	23.8 °C	2,345 mm	37
1955	31.0 °C26 October 1955	17.2 °C22 August 1955	23.7 °C	2,859 mm	10
1954	30.8 °C26 March 1954	17.5 °C1 August 1954	23.7 °C	2,561 mm	16
1953	32.4 °C10 October 1953	16.4 °C12 August 1953	23.9 °C	1,632 mm	43
1952	31.4 °C11 May 1952	16.5 °C12 August 1952	24.0 °C	2,122 mm	36
1951	33.1 °C20 November 1951	16.7 °C20 July 1951	23.7 °C	2,321 mm	52
1950	32.1 °C2 October 1950	17.3 °C1 September 1950	23.6 °C	2,052 mm	33
1949	31.6 °C15 September 1949	15.8 °C6 August 1949	23.3 °C	1,554 mm	18
1948	32.6 °C31 October 1948	17.3 °C13 August 1948	24.2 °C	980 mm	87
1947	31.9 °C12 October 1947	17.5 °C24 July 1947	23.9 °C	1,548 mm	27
1946	34.1 °C25 October 1946	16.9 °C16 August 1946	23.5 °C	1,466 mm	66
1945	31.4 °C21 November 1945	16.9 °C17 July 1945	23.3 °C	1,926 mm	12
1944	31.7 °C17 October 1944	17.3 °C10 July 1944	23.5 °C	1,861 mm	31
1943	33.6 °C1 February 1943	15.1 °C31 March 1943	23.5 °C	1,598 mm	43
1942	30.8 °C28 December 1942	17.6 °C8 July 1942	23.3 °C	2,019 mm	8
1941	31.9 °C16 September 1941	16.7 °C10 August 1941	23.6 °C	1,937 mm	21
1940	32.3 °C15 October 1940	16.9 °C10 July 1940	23.5 °C	1,599 mm	28

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

29.2 °C

+0.4 °C

Hot days (≥ 30 °C)

118 d/yr

+38

Frost days (< 0 °C)

0 d/yr

Annual rainfall

2731 mm

+486 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	29.6 °C	+0.6 °C	402 mm	+63 mm
Feb	30.5 °C	+1.4 °C	298 mm	-39 mm
Mar	30.0 °C	+0.8 °C	353 mm	+46 mm
Apr	29.5 °C	+0.2 °C	195 mm	-3 mm
May	29.5 °C	+0.5 °C	372 mm	+242 mm
Jun	28.7 °C	+0.5 °C	70 mm	-9 mm
Jul	27.0 °C	-0.6 °C	57 mm	+5 mm
Aug	28.2 °C	+0.5 °C	98 mm	+56 mm
Sep	28.6 °C	+0.1 °C	91 mm	+29 mm
Oct	29.9 °C	+0.5 °C	258 mm	+123 mm
Nov	29.3 °C	-0.2 °C	353 mm	+106 mm
Dec	30.0 °C	+0.9 °C	186 mm	-132 mm

The year's extremes

Hottest day

32.8 °C

4 Feb 2025

Coldest day

18.0 °C

20 Jul 2025

Wettest day

50.8 mm

18 Nov 2025

Windiest day

20.0 km/h

14 Aug 2025

Strongest gust

53.3 km/h

4 Feb 2025

Hottest feels-like

39.4 °C

16 Feb 2025

Coldest feels-like

20.4 °C

20 Jul 2025

Sunniest day

12.5 h

28 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 Trenggalek?

Trenggalek has a tropical monsoon climate (Köppen Am). Over 1940-2025, the average annual temperature is 24.3 °C and it receives 2,245 mm of precipitation per year.

What is the hottest day ever recorded in Trenggalek?

The hottest day measured in Trenggalek between 1940 and 2025 was 1 December 1982, reaching 35.5 °C.

What is the coldest day in Trenggalek?

The coldest day measured in Trenggalek between 1940 and 2025 was 31 March 1943, at 15.1 °C.

Does it snow in Trenggalek?

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

Has the climate of Trenggalek warmed?

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

What is the wettest day in Trenggalek?

The wettest day measured in Trenggalek between 1940 and 2025 was 15 December 1968, with 155 mm of rain in 24 hours.

What was the windiest day in Trenggalek?

The windiest day measured in Trenggalek between 1940 and 2025 was 14 January 1950, with winds reaching 24.8 km/h.

What is the warmest month in Trenggalek?

The warmest month in Trenggalek is November (25.0 °C on average); the coldest is August (23.0 °C).

How much does it rain in Trenggalek?

Trenggalek receives on average 2,245 mm of precipitation per year, spread over about 252 rainy days.

Is it sunny in Trenggalek?

Trenggalek gets on average 9.6 hours of sunshine per day, roughly 3,504 hours per year over 1940-2025.

Are there tropical nights in Trenggalek?

Yes: Trenggalek has on average 306 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Trenggalek?

In Trenggalek, between 1940 and 2025, the highest apparent temperature reached 42.3 °C on 19 December 2019, and the lowest was 16.0 °C on 31 March 1943.

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