Deception Bay climate — normals and trends

Q: What is the climate of Deception Bay?

Deception Bay has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 19.8 °C and it receives 986 mm of precipitation per year.

Q: What is the hottest day ever recorded in Deception Bay?

The hottest day measured in Deception Bay between 1940 and 2025 was 20 November 1944, reaching 41.9 °C.

Q: What is the coldest day in Deception Bay?

The coldest day measured in Deception Bay between 1940 and 2025 was 20 July 2007, at 1.6 °C.

Q: Does it snow in Deception Bay?

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

Q: Has the climate of Deception Bay warmed?

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

Q: What is the wettest day in Deception Bay?

The wettest day measured in Deception Bay between 1940 and 2025 was 9 March 2025, with 214 mm of rain in 24 hours.

Q: What was the windiest day in Deception Bay?

The windiest day measured in Deception Bay between 1940 and 2025 was 20 February 1954, with winds reaching 52.5 km/h.

Q: What is the warmest month in Deception Bay?

The warmest month in Deception Bay is January (24.2 °C on average); the coldest is July (14.3 °C).

Q: How much does it rain in Deception Bay?

Deception Bay receives on average 986 mm of precipitation per year, spread over about 120 rainy days.

Q: Is it sunny in Deception Bay?

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

Deception Bay (Australia) has a humid subtropical climate (Cfa) under the Köppen-Geiger classification. Its mean annual temperature is 19.8 °C and it receives 986 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 (24.2 °C on average) and the coldest is July (14.3 °C). Rainfall peaks in February.

Deception Bay averages 0 frost days, 27 hot days (≥ 30 °C) and 120 rainy days per year.

Deception Bay 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 41.9 °C (on 20 November 1944) and the coldest 1.6 °C (on 20 July 2007).

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

Deception BayQueensland

coords: -27.19°, 153.03°
period: 1940–2025 · 86 yrs

CfaHumid subtropicalWarmest monthJanuaryColdest monthJulyWettest monthFebruaryDriest monthSeptember

Mean daily temperature

19.8°C

Average daily high

24.2°C

Average daily low

16.2°C

Annual rainfall

986mm

Sunshine / day

10.3h

Mean relative humidity

74%

Average peak wind

15.9km/h

Seasonal range

9.9°C

Frost days (< 0 °C)

0 d/yr

Hot days (≥ 30 °C)

27 d/yr

Rainy days (≥ 1 mm)

120 d/yr

Annual snowfall

0.0 cm

Average feels-like high

25.1 °C

Average feels-like low

16.3 °C

Average peak gust

35.6 km/h

Tropical nights (≥ 20 °C)

95 d/yr

Solar radiation

17.6 MJ/m²

Has the climate changed?

One stripe per year, 1940 to 2025

+0.8 °C

since 1940

+0.1 °C per decade · r² = 0.34 · 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

41.9 °C

20 November 1944

Coldest day

1.6 °C

20 July 2007

Wettest day

214 mm

9 March 2025

Windiest day

52.5 km/h

20 February 1954

Strongest gust

120.6 km/h

20 February 1954

Hottest feels-like

45.5 °C

22 February 2004

Coldest feels-like

-1.7 °C

20 July 2007

Sunniest day

13.7 h

3 January 1940

Year	Hottest day	Coldest day	Annual mean	Rainfall	Hot days
2025	38.4 °C27 October 2025	4.6 °C13 June 2025	20.5 °C	1,284 mm	29
2024	34.2 °C27 January 2024	5.0 °C22 July 2024	20.7 °C	1,320 mm	26
2023	35.5 °C12 February 2023	5.0 °C1 July 2023	20.3 °C	639 mm	39
2022	35.2 °C6 December 2022	5.2 °C10 June 2022	19.7 °C	1,777 mm	21
2021	34.2 °C4 October 2021	4.7 °C22 July 2021	19.9 °C	1,396 mm	17
2020	36.1 °C6 December 2020	5.4 °C5 July 2020	20.4 °C	1,092 mm	35
2019	38.9 °C16 December 2019	5.4 °C1 June 2019	20.6 °C	703 mm	60
2018	36.9 °C2 December 2018	4.6 °C14 July 2018	20.1 °C	843 mm	36
2017	37.4 °C28 September 2017	6.1 °C24 July 2017	20.7 °C	975 mm	51
2016	34.5 °C2 February 2016	4.4 °C26 June 2016	20.5 °C	743 mm	31
2015	35.7 °C5 March 2015	5.4 °C15 July 2015	19.9 °C	1,049 mm	17
2014	41.3 °C4 January 2014	3.9 °C9 July 2014	20.3 °C	631 mm	32
2013	34.5 °C29 December 2013	5.0 °C22 August 2013	20.2 °C	1,138 mm	28
2012	36.4 °C4 December 2012	4.6 °C3 August 2012	19.7 °C	1,271 mm	22
2011	33.4 °C20 February 2011	5.0 °C10 July 2011	19.5 °C	1,062 mm	16
2010	34.7 °C18 January 2010	5.9 °C7 August 2010	19.9 °C	1,474 mm	15
2009	35.5 °C17 November 2009	3.4 °C12 June 2009	20.3 °C	828 mm	33
2008	37.3 °C23 February 2008	4.2 °C12 August 2008	19.5 °C	1,041 mm	13
2007	32.8 °C11 March 2007	1.6 °C20 July 2007	20.0 °C	853 mm	13
2006	34.6 °C29 November 2006	6.2 °C25 May 2006	19.8 °C	841 mm	16
2005	37.2 °C6 October 2005	6.0 °C18 July 2005	20.3 °C	731 mm	39
2004	39.5 °C22 February 2004	3.7 °C21 June 2004	20.1 °C	958 mm	37
2003	34.1 °C29 October 2003	4.1 °C28 July 2003	19.7 °C	877 mm	23
2002	39.4 °C12 January 2002	3.5 °C3 July 2002	20.1 °C	679 mm	33
2001	39.2 °C24 December 2001	4.3 °C16 June 2001	19.9 °C	1,033 mm	25
2000	38.0 °C21 January 2000	4.2 °C28 July 2000	19.5 °C	717 mm	13
1999	34.8 °C18 February 1999	3.8 °C18 June 1999	19.4 °C	1,422 mm	11
1998	36.7 °C27 December 1998	5.3 °C31 July 1998	20.3 °C	1,099 mm	24
1997	33.6 °C22 December 1997	2.9 °C26 August 1997	19.8 °C	722 mm	28
1996	38.7 °C15 November 1996	3.9 °C19 July 1996	20.0 °C	1,252 mm	37
1995	36.1 °C31 January 1995	3.5 °C30 July 1995	20.0 °C	1,083 mm	25
1994	39.7 °C6 January 1994	3.4 °C1 August 1994	19.6 °C	742 mm	32
1993	33.8 °C30 December 1993	5.8 °C14 June 1993	20.1 °C	647 mm	31
1992	33.7 °C28 November 1992	4.3 °C13 July 1992	19.6 °C	1,029 mm	23
1991	34.5 °C7 November 1991	5.3 °C18 July 1991	20.4 °C	810 mm	37
1990	38.0 °C17 November 1990	3.1 °C29 June 1990	20.0 °C	1,094 mm	33
1989	36.3 °C5 October 1989	4.7 °C15 July 1989	19.6 °C	1,114 mm	22
1988	37.7 °C22 October 1988	6.7 °C10 August 1988	20.2 °C	1,489 mm	25
1987	35.7 °C21 November 1987	5.8 °C30 June 1987	20.0 °C	816 mm	30
1986	33.1 °C12 December 1986	4.9 °C11 July 1986	19.9 °C	849 mm	21
1985	37.5 °C21 December 1985	3.9 °C24 June 1985	19.5 °C	1,067 mm	27
1984	36.9 °C15 December 1984	5.9 °C7 July 1984	19.4 °C	993 mm	14
1983	33.4 °C11 January 1983	6.9 °C10 June 1983	19.8 °C	1,443 mm	22
1982	36.1 °C2 January 1982	4.5 °C7 July 1982	19.5 °C	853 mm	19
1981	38.7 °C7 December 1981	5.1 °C25 June 1981	19.9 °C	894 mm	19
1980	38.0 °C19 January 1980	4.9 °C8 July 1980	20.3 °C	909 mm	38
1979	38.4 °C11 December 1979	7.3 °C4 August 1979	20.1 °C	715 mm	37
1978	38.8 °C11 January 1978	5.1 °C13 July 1978	19.5 °C	1,114 mm	26
1977	37.2 °C18 January 1977	4.2 °C30 July 1977	19.8 °C	748 mm	25
1976	35.9 °C28 December 1976	6.3 °C13 August 1976	19.4 °C	1,388 mm	21
1975	34.8 °C25 January 1975	7.3 °C25 August 1975	19.2 °C	1,027 mm	17
1974	36.7 °C20 December 1974	6.2 °C13 July 1974	18.7 °C	1,553 mm	14
1973	36.2 °C22 December 1973	7.7 °C19 August 1973	20.1 °C	1,267 mm	20
1972	38.7 °C25 December 1972	6.2 °C10 July 1972	19.3 °C	1,569 mm	20
1971	37.0 °C20 November 1971	3.9 °C27 June 1971	19.5 °C	897 mm	22
1970	34.6 °C13 January 1970	6.1 °C21 July 1970	19.4 °C	1,090 mm	27
1969	35.6 °C4 January 1969	8.2 °C24 July 1969	20.0 °C	737 mm	34
1968	39.9 °C19 November 1968	6.2 °C26 July 1968	20.0 °C	685 mm	39
1967	38.3 °C31 December 1967	7.5 °C4 August 1967	19.6 °C	1,332 mm	23
1966	35.3 °C15 February 1966	5.6 °C27 July 1966	19.4 °C	811 mm	20
1965	37.0 °C13 March 1965	5.9 °C29 July 1965	19.7 °C	895 mm	28
1964	35.1 °C8 January 1964	6.6 °C5 July 1964	20.0 °C	715 mm	36
1963	32.4 °C30 December 1963	6.5 °C19 July 1963	19.4 °C	976 mm	10
1962	36.7 °C5 October 1962	6.0 °C3 August 1962	19.6 °C	967 mm	21
1961	33.3 °C25 October 1961	6.0 °C23 June 1961	19.4 °C	856 mm	16
1960	35.9 °C2 February 1960	5.8 °C21 July 1960	19.3 °C	675 mm	21
1959	34.7 °C13 December 1959	7.9 °C31 July 1959	19.2 °C	1,157 mm	7
1958	40.8 °C31 October 1958	5.8 °C24 July 1958	19.9 °C	974 mm	30
1957	38.1 °C11 October 1957	5.8 °C12 August 1957	20.2 °C	427 mm	45
1956	36.8 °C25 November 1956	5.6 °C2 July 1956	19.6 °C	1,547 mm	31
1955	36.4 °C19 November 1955	5.7 °C2 August 1955	20.0 °C	954 mm	25
1954	32.9 °C12 March 1954	6.1 °C8 July 1954	19.6 °C	1,387 mm	7
1953	36.2 °C25 December 1953	4.9 °C18 August 1953	19.7 °C	856 mm	28
1952	40.5 °C1 February 1952	5.1 °C1 July 1952	20.0 °C	665 mm	37
1951	36.7 °C16 November 1951	3.4 °C22 July 1951	19.2 °C	570 mm	32
1950	32.9 °C1 November 1950	8.2 °C30 June 1950	19.4 °C	1,151 mm	20
1949	35.3 °C2 January 1949	5.6 °C24 June 1949	19.3 °C	897 mm	32
1948	38.4 °C16 November 1948	6.1 °C8 July 1948	19.4 °C	584 mm	33
1947	32.2 °C2 November 1947	6.2 °C30 July 1947	19.0 °C	845 mm	14
1946	37.9 °C14 November 1946	4.4 °C20 July 1946	19.6 °C	771 mm	37
1945	34.2 °C30 November 1945	6.0 °C3 August 1945	19.9 °C	662 mm	35
1944	41.9 °C20 November 1944	6.7 °C22 July 1944	19.6 °C	526 mm	38
1943	37.5 °C14 January 1943	5.4 °C26 June 1943	19.2 °C	645 mm	30
1942	39.2 °C6 January 1942	7.1 °C12 August 1942	19.4 °C	1,655 mm	30
1941	35.7 °C26 January 1941	6.1 °C13 June 1941	19.0 °C	1,344 mm	17
1940	38.8 °C26 January 1940	8.7 °C12 August 1940	19.8 °C	849 mm	37

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

25.3 °C

+1.1 °C

Hot days (≥ 30 °C)

29 d/yr

Frost days (< 0 °C)

0 d/yr

Annual rainfall

1284 mm

+298 mm

Month by month

	High	vs. normal	Precipitation	vs. normal
Jan	28.4 °C	+0.6 °C	97 mm	-27 mm
Feb	28.0 °C	+0.6 °C	56 mm	-85 mm
Mar	27.1 °C	+0.7 °C	508 mm	+383 mm
Apr	25.5 °C	+1.0 °C	98 mm	+25 mm
May	23.3 °C	+1.3 °C	86 mm	+18 mm
Jun	20.2 °C	+0.3 °C	36 mm	-19 mm
Jul	21.1 °C	+1.5 °C	46 mm	-1 mm
Aug	20.9 °C	-0.1 °C	66 mm	+28 mm
Sep	24.5 °C	+1.3 °C	8 mm	-26 mm
Oct	28.2 °C	+3.2 °C	52 mm	-25 mm
Nov	27.9 °C	+1.4 °C	158 mm	+63 mm
Dec	28.2 °C	+0.7 °C	74 mm	-37 mm

The year's extremes

Hottest day

38.4 °C

27 Oct 2025

Coldest day

4.6 °C

13 Jun 2025

Wettest day

213.7 mm

9 Mar 2025

Windiest day

36.0 km/h

9 Mar 2025

Strongest gust

77.8 km/h

7 Mar 2025

Hottest feels-like

41.4 °C

22 Jan 2025

Coldest feels-like

1.1 °C

13 Jun 2025

Sunniest day

13.7 h

4 Jan 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 Deception Bay?

Deception Bay has a humid subtropical climate (Köppen Cfa). Over 1940-2025, the average annual temperature is 19.8 °C and it receives 986 mm of precipitation per year.

What is the hottest day ever recorded in Deception Bay?

The hottest day measured in Deception Bay between 1940 and 2025 was 20 November 1944, reaching 41.9 °C.

What is the coldest day in Deception Bay?

The coldest day measured in Deception Bay between 1940 and 2025 was 20 July 2007, at 1.6 °C.

Does it snow in Deception Bay?

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

Has the climate of Deception Bay warmed?

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

What is the wettest day in Deception Bay?

The wettest day measured in Deception Bay between 1940 and 2025 was 9 March 2025, with 214 mm of rain in 24 hours.

What was the windiest day in Deception Bay?

The windiest day measured in Deception Bay between 1940 and 2025 was 20 February 1954, with winds reaching 52.5 km/h.

What is the warmest month in Deception Bay?

The warmest month in Deception Bay is January (24.2 °C on average); the coldest is July (14.3 °C).

How much does it rain in Deception Bay?

Deception Bay receives on average 986 mm of precipitation per year, spread over about 120 rainy days.

Is it sunny in Deception Bay?

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

Are there tropical nights in Deception Bay?

Yes: Deception Bay has on average 95 tropical nights per year (temperature staying above 20 °C), over 1940-2025.

What was the most extreme apparent temperature in Deception Bay?

In Deception Bay, between 1940 and 2025, the highest apparent temperature reached 45.5 °C on 22 February 2004, and the lowest was -1.7 °C on 20 July 2007.

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