Mount Gambier climate — normals and trends

Q: What is the climate of Mount Gambier?

Mount Gambier has a warm-summer mediterranean climate (Köppen Csb). Over 1940-2025, the average annual temperature is 13.6 °C and it receives 625 mm of precipitation per year.

Q: What is the hottest day ever recorded in Mount Gambier?

The hottest day measured in Mount Gambier between 1940 and 2025 was 20 December 2019, reaching 44.7 °C.

Q: What is the coldest day in Mount Gambier?

The coldest day measured in Mount Gambier between 1940 and 2025 was 23 June 2019, at -1.5 °C.

Q: Does it snow in Mount Gambier?

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

Q: Has the climate of Mount Gambier warmed?

Yes: Mount Gambier warmed by +0.5 °C between 1940 and 2025, a statistically significant trend.

Q: What is the wettest day in Mount Gambier?

The wettest day measured in Mount Gambier between 1940 and 2025 was 23 January 1991, with 76 mm of rain in 24 hours.

Q: What was the windiest day in Mount Gambier?

The windiest day measured in Mount Gambier between 1940 and 2025 was 15 August 1993, with winds reaching 58.1 km/h.

Q: What is the warmest month in Mount Gambier?

The warmest month in Mount Gambier is January (18.1 °C on average); the coldest is July (9.4 °C).

Q: How much does it rain in Mount Gambier?

Mount Gambier receives on average 625 mm of precipitation per year, spread over about 115 rainy days.

Q: Is it sunny in Mount Gambier?

Mount Gambier gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.

Mount Gambier (Australia) has a warm-summer mediterranean climate (Csb) under the Köppen-Geiger classification. Its mean annual temperature is 13.6 °C and it receives 625 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 (18.1 °C on average) and the coldest is July (9.4 °C). Rainfall peaks in August.

Mount Gambier averages 0 frost days, 18 hot days (≥ 30 °C) and 115 rainy days per year.

Mount Gambier has warmed by +0.5 °C between 1940 and 2025, or +0.06 °C per decade. This trend is statistically significant.

The hottest day of the period reached 44.7 °C (on 20 December 2019) and the coldest -1.5 °C (on 23 June 2019).

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

Mount GambierSouth Australia

coords: -37.83°, 140.78°
period: 1940–2025 · 86 yrs

CsbWarm-summer MediterraneanWarmest monthJanuaryColdest monthJulyWettest monthAugustDriest monthFebruary

Mean daily temperature

13.6°C

Average daily high

18.1°C

Average daily low

9.4°C

Annual rainfall

625mm

Sunshine / day

9.9h

Mean relative humidity

73%

Average peak wind

20.3km/h

Seasonal range

8.7°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

18 d/yr

Rainy days (≥ 1 mm)

115 d/yr

Annual snowfall

0.0 cm

Average feels-like high

16.3 °C

Average feels-like low

6.8 °C

Average peak gust

43.4 km/h

Tropical nights (≥ 20 °C)

2 d/yr

Solar radiation

16.2 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+0.5 °C

since 1940

+0.1 °C per decade · r² = 0.16 · 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

44.7 °C

20 December 2019

Coldest day

-1.5 °C

23 June 2019

Wettest day

76 mm

23 January 1991

Windiest day

58.1 km/h

15 August 1993

Strongest gust

115.9 km/h

2 December 1973

Hottest feels-like

42.0 °C

24 January 2019

Coldest feels-like

-5.4 °C

25 June 1944

Sunniest day

14.6 h

28 December 2025

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days	Frost days
2025	38.1 °C12 February 2025	0.6 °C22 May 2025	13.9 °C	594 mm	33	0
2024	39.7 °C9 March 2024	-0.2 °C27 September 2024	13.8 °C	509 mm	23	1
2023	37.4 °C24 February 2023	0.0 °C14 August 2023	13.7 °C	596 mm	16	0
2022	38.9 °C27 December 2022	-0.1 °C20 July 2022	13.9 °C	704 mm	21	1
2021	40.4 °C24 January 2021	-0.6 °C10 July 2021	13.4 °C	564 mm	18	1
2020	41.0 °C30 January 2020	0.4 °C5 June 2020	13.4 °C	629 mm	22	0
2019	44.7 °C20 December 2019	-1.5 °C23 June 2019	13.7 °C	482 mm	31	2
2018	41.0 °C18 January 2018	-1.1 °C13 July 2018	14.0 °C	634 mm	31	1
2017	39.4 °C8 February 2017	-0.7 °C3 June 2017	14.0 °C	618 mm	25	1
2016	36.9 °C13 January 2016	1.3 °C24 August 2016	13.8 °C	809 mm	15	0
2015	41.2 °C19 December 2015	1.3 °C20 July 2015	13.8 °C	409 mm	31	0
2014	42.4 °C2 February 2014	0.6 °C20 September 2014	14.1 °C	477 mm	24	0
2013	42.7 °C4 January 2013	0.3 °C9 July 2013	14.2 °C	691 mm	29	0
2012	39.9 °C2 January 2012	1.4 °C19 September 2012	13.9 °C	554 mm	24	0
2011	36.6 °C30 January 2011	1.5 °C15 June 2011	13.6 °C	756 mm	12	0
2010	40.8 °C11 January 2010	0.9 °C15 June 2010	13.5 °C	751 mm	21	0
2009	42.1 °C29 January 2009	1.3 °C17 July 2009	13.9 °C	589 mm	33	0
2008	40.5 °C17 March 2008	0.5 °C28 July 2008	13.4 °C	540 mm	21	0
2007	41.7 °C31 December 2007	-0.7 °C16 June 2007	14.2 °C	628 mm	27	1
2006	41.5 °C9 December 2006	-1.0 °C7 June 2006	13.2 °C	386 mm	28	2
2005	39.9 °C11 January 2005	0.8 °C8 July 2005	13.7 °C	527 mm	22	0
2004	37.9 °C14 February 2004	0.1 °C18 August 2004	13.2 °C	675 mm	14	0
2003	38.7 °C4 February 2003	1.1 °C4 November 2003	13.3 °C	595 mm	18	0
2002	34.8 °C24 March 2002	-0.5 °C24 August 2002	13.3 °C	578 mm	16	2
2001	39.4 °C8 February 2001	1.5 °C6 July 2001	13.7 °C	631 mm	27	0
2000	37.3 °C18 January 2000	1.6 °C13 June 2000	14.1 °C	688 mm	25	0
1999	38.8 °C10 January 1999	1.3 °C25 April 1999	13.9 °C	486 mm	18	0
1998	39.7 °C11 December 1998	0.1 °C14 July 1998	13.2 °C	591 mm	19	0
1997	39.8 °C19 February 1997	-0.5 °C4 August 1997	13.6 °C	537 mm	22	1
1996	40.8 °C14 January 1996	0.1 °C13 June 1996	13.1 °C	677 mm	15	0
1995	37.1 °C25 February 1995	2.0 °C7 September 1995	13.1 °C	645 mm	14	0
1994	39.2 °C25 January 1994	1.2 °C20 August 1994	13.6 °C	521 mm	17	0
1993	38.5 °C15 January 1993	2.5 °C5 May 1993	13.9 °C	589 mm	16	0
1992	35.4 °C17 February 1992	1.5 °C25 August 1992	13.3 °C	916 mm	10	0
1991	39.9 °C2 January 1991	2.7 °C27 September 1991	13.5 °C	738 mm	9	0
1990	35.9 °C23 January 1990	1.6 °C11 August 1990	14.0 °C	560 mm	17	0
1989	37.2 °C1 March 1989	1.0 °C3 June 1989	13.9 °C	672 mm	26	0
1988	37.1 °C29 January 1988	3.3 °C16 June 1988	14.3 °C	682 mm	14	0
1987	34.7 °C19 February 1987	1.1 °C23 July 1987	13.4 °C	646 mm	20	0
1986	38.5 °C6 March 1986	3.1 °C26 July 1986	13.2 °C	748 mm	11	0
1985	38.3 °C14 January 1985	0.5 °C24 July 1985	13.6 °C	674 mm	16	0
1984	35.1 °C6 March 1984	0.4 °C15 July 1984	13.4 °C	787 mm	8	0
1983	41.3 °C16 February 1983	1.0 °C24 July 1983	13.5 °C	768 mm	22	0
1982	39.9 °C11 January 1982	-0.5 °C20 July 1982	13.7 °C	401 mm	26	2
1981	39.7 °C14 January 1981	2.2 °C12 October 1981	13.9 °C	671 mm	17	0
1980	40.4 °C10 December 1980	2.7 °C25 July 1980	14.0 °C	613 mm	17	0
1979	39.3 °C2 February 1979	3.1 °C16 October 1979	13.7 °C	759 mm	13	0
1978	36.6 °C11 March 1978	1.7 °C7 October 1978	13.3 °C	654 mm	14	0
1977	39.6 °C11 February 1977	1.5 °C19 September 1977	13.3 °C	611 mm	19	0
1976	35.3 °C21 December 1976	-0.2 °C27 July 1976	13.4 °C	656 mm	15	1
1975	37.5 °C11 December 1975	0.8 °C3 July 1975	13.7 °C	801 mm	11	0
1974	33.5 °C2 March 1974	1.2 °C11 July 1974	13.8 °C	791 mm	21	0
1973	38.3 °C19 January 1973	0.7 °C7 July 1973	13.8 °C	854 mm	17	0
1972	35.5 °C14 December 1972	0.9 °C23 June 1972	13.7 °C	605 mm	12	0
1971	37.6 °C8 January 1971	0.9 °C4 September 1971	13.6 °C	897 mm	18	0
1970	40.2 °C8 February 1970	1.7 °C1 September 1970	13.4 °C	607 mm	16	0
1969	36.6 °C24 January 1969	0.6 °C6 June 1969	13.5 °C	551 mm	17	0
1968	37.5 °C31 January 1968	2.0 °C16 August 1968	13.7 °C	955 mm	23	0
1967	39.5 °C6 February 1967	0.4 °C6 August 1967	13.7 °C	450 mm	16	0
1966	37.0 °C7 March 1966	0.9 °C8 August 1966	13.6 °C	776 mm	18	0
1965	39.2 °C21 February 1965	1.4 °C26 June 1965	13.9 °C	612 mm	20	0
1964	35.3 °C3 February 1964	1.9 °C10 September 1964	13.3 °C	875 mm	9	0
1963	34.4 °C28 February 1963	0.2 °C8 August 1963	13.9 °C	596 mm	11	0
1962	37.8 °C16 January 1962	1.5 °C16 July 1962	14.0 °C	688 mm	15	0
1961	40.1 °C28 January 1961	1.5 °C21 July 1961	14.7 °C	485 mm	25	0
1960	39.0 °C16 January 1960	0.3 °C2 July 1960	13.5 °C	681 mm	29	0
1959	38.7 °C17 January 1959	2.1 °C10 July 1959	13.8 °C	532 mm	18	0
1958	36.6 °C9 January 1958	0.0 °C8 July 1958	13.3 °C	609 mm	10	0
1957	36.9 °C30 January 1957	1.3 °C28 August 1957	13.3 °C	548 mm	15	0
1956	36.7 °C8 January 1956	1.0 °C11 July 1956	13.5 °C	881 mm	21	0
1955	42.9 °C2 January 1955	1.2 °C18 September 1955	13.5 °C	717 mm	17	0
1954	36.9 °C16 January 1954	0.2 °C12 July 1954	13.4 °C	498 mm	16	0
1953	36.4 °C19 December 1953	1.9 °C11 July 1953	13.3 °C	613 mm	18	0
1952	38.0 °C23 January 1952	0.5 °C15 August 1952	12.8 °C	615 mm	8	0
1951	39.7 °C31 January 1951	1.8 °C1 July 1951	13.9 °C	590 mm	26	0
1950	38.5 °C13 January 1950	-0.4 °C21 June 1950	13.8 °C	418 mm	17	1
1949	34.8 °C29 January 1949	1.1 °C23 June 1949	12.6 °C	639 mm	7	0
1948	41.2 °C22 January 1948	1.5 °C14 June 1948	12.9 °C	628 mm	15	0
1947	37.5 °C20 January 1947	0.7 °C28 August 1947	13.5 °C	710 mm	22	0
1946	37.7 °C28 January 1946	0.1 °C10 August 1946	12.8 °C	525 mm	9	0
1945	39.9 °C8 January 1945	-0.5 °C22 July 1945	12.8 °C	578 mm	7	3
1944	38.9 °C6 February 1944	-1.2 °C25 June 1944	13.1 °C	513 mm	23	2
1943	34.3 °C16 February 1943	0.4 °C13 August 1943	12.6 °C	447 mm	6	0
1942	37.8 °C19 January 1942	-0.2 °C29 July 1942	13.1 °C	510 mm	14	2
1941	37.6 °C14 March 1941	-1.2 °C15 June 1941	13.1 °C	434 mm	17	1
1940	40.8 °C14 February 1940	-0.1 °C21 August 1940	13.5 °C	334 mm	22	1

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

19.0 °C

+0.9 °C

Hot days (≥ 30 °C)

33 d/yr

+15

Frost days (< 0 °C)

0 d/yr

Annual rainfall

594 mm

-31 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	25.9 °C	+2.1 °C	9 mm	-19 mm
Feb	26.1 °C	+2.1 °C	6 mm	-17 mm
Mar	24.8 °C	+2.6 °C	24 mm	-5 mm
Apr	21.3 °C	+2.3 °C	31 mm	-9 mm
May	17.5 °C	+1.7 °C	21 mm	-38 mm
Jun	13.4 °C	+0.1 °C	72 mm	+7 mm
Jul	13.0 °C	+0.3 °C	97 mm	+15 mm
Aug	14.3 °C	+0.8 °C	73 mm	-11 mm
Sep	15.4 °C	+0.3 °C	83 mm	+12 mm
Oct	17.1 °C	-0.1 °C	73 mm	+15 mm
Nov	17.5 °C	-2.0 °C	80 mm	+34 mm
Dec	21.8 °C	+0.1 °C	25 mm	-15 mm

The year's extremes

Hottest day

38.1 °C

12 Feb 2025

Coldest day

0.6 °C

22 May 2025

Wettest day

20.2 mm

29 Sep 2025

Windiest day

46.6 km/h

22 Oct 2025

Strongest gust

101.5 km/h

22 Oct 2025

Hottest feels-like

39.4 °C

12 Feb 2025

Coldest feels-like

-3.0 °C

21 May 2025

Sunniest day

14.6 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 Mount Gambier?

Mount Gambier has a warm-summer mediterranean climate (Köppen Csb). Over 1940-2025, the average annual temperature is 13.6 °C and it receives 625 mm of precipitation per year.

What is the hottest day ever recorded in Mount Gambier?

The hottest day measured in Mount Gambier between 1940 and 2025 was 20 December 2019, reaching 44.7 °C.

What is the coldest day in Mount Gambier?

The coldest day measured in Mount Gambier between 1940 and 2025 was 23 June 2019, at -1.5 °C.

Does it snow in Mount Gambier?

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

Has the climate of Mount Gambier warmed?

Yes: Mount Gambier warmed by +0.5 °C between 1940 and 2025, a statistically significant trend.

What is the wettest day in Mount Gambier?

The wettest day measured in Mount Gambier between 1940 and 2025 was 23 January 1991, with 76 mm of rain in 24 hours.

What was the windiest day in Mount Gambier?

The windiest day measured in Mount Gambier between 1940 and 2025 was 15 August 1993, with winds reaching 58.1 km/h.

What is the warmest month in Mount Gambier?

The warmest month in Mount Gambier is January (18.1 °C on average); the coldest is July (9.4 °C).

How much does it rain in Mount Gambier?

Mount Gambier receives on average 625 mm of precipitation per year, spread over about 115 rainy days.

Is it sunny in Mount Gambier?

Mount Gambier gets on average 9.9 hours of sunshine per day, roughly 3,614 hours per year over 1940-2025.

Are there tropical nights in Mount Gambier?

Yes: Mount Gambier has on average 2 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Mount Gambier?

In Mount Gambier, between 1940 and 2025, the highest apparent temperature reached 42.0 °C on 24 January 2019, and the lowest was -5.4 °C on 25 June 1944.

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