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Oakey Aero: weather history since 1973

Oakey Aero is a weather station located 406 m above sea level, 4 km from Oakey. Its records go back to 1973: 36 years of temperature are available up to 2025, along with rainfall and a comparison with two reference normals. Over 1991–2020 the annual mean temperature there is 18.5 °C; the 1961–1990 period is not documented well enough to compare. The warmest year of the series is 2019 (20.0 °C) and the coldest 1976 (17.4 °C). The last complete year, 2025, ranks 8 out of 36, from warmest to coldest. Over 1973–2025, the annual mean temperature changes by +0.18 °C per decade. The station ranks 127 out of 227 stations, from the fastest rise to the slowest.

Annual mean temperature since 1973

1718192021
197319801990200020102025
Mean temperature of the year   10-year running mean   1991–2020 normal (18.5 °C)

The first ten years of the series (1976–1998) average 18.2 °C; the last ten (2016–2025) average 18.9 °C, a difference of +0.8 °C. Of the ten warmest years in the series, 9 fall after 1999. The warmest is 2019 (20.0 °C). The ten-year running mean peaks at 18.9 °C (2025) and bottoms out at 18.2 °C (2003).

Annual rainfall since 1973

02004006008001000
197319801990200020102025
Rainfall of the year   Series average (588 mm)

On average 588 mm of rain falls per year over the 44 documented years. The wettest year, 2010, received 922 mm; the driest, 2019, only 195 mm, which is 4.7 times less. Over 1991–2020, December is on average the wettest month (87 mm) and April the driest (17 mm). Between 2005 and 2025, 8 years out of 20 exceeded the series average.

Monthly normals: 1961–1990 against 1991–2020

The table compares, month by month, the mean temperature and the rainfall total of two thirty-year reference periods. The difference column shows what the recent period changes compared with the earlier one.

Monthly temperature and rainfall normals, 1961–1990 and 1991–2020
MonthTemp. 1961–1990Temp. 1991–2020DifferenceRain 1961–1990Rain 1991–2020Difference
January–24.8 °C––64 mm–
February–24.1 °C––75 mm–
March–22.6 °C––51 mm–
April–18.9 °C–41 mm17 mm−24 mm
May–14.9 °C––31 mm–
June–12.0 °C–31 mm27 mm−4 mm
July–11.1 °C–37 mm20 mm−17 mm
August–12.4 °C–27 mm23 mm−4 mm
September–16.3 °C–30 mm27 mm−3 mm
October–19.5 °C––57 mm–
November–22.1 °C––65 mm–
December–23.8 °C––87 mm–

Records at Oakey Aero

  • Warmest year: 20.0 °C, in 2019
  • Coldest year: 17.4 °C, in 1976
  • Driest year: 195 mm, in 2019
  • Wettest year: 922 mm, in 2010
  • Warmest month: 27.0 °C, in February 2017
  • Coldest month: 9.2 °C, in July 2007
  • Wettest month: 314 mm, in December 2010
  • Hottest day: 42.8 °C, on 12 February 2017
  • Coldest day: −7.5 °C, on 2 August 1982
  • Heaviest rain in one day: 130.0 mm, on 28 January 1984

2.6 °C separate the warmest year of the series from the coldest. Between the hottest and the coldest day on record, the range reaches 50.3 °C.

Temperature trend over 1973–2025

The regression line of annual mean temperature changes by +0.18 °C per decade between 1973 and 2025, about +0.9 °C over the whole period. That is slower than the median of the 227 stations (+0.19 °C per decade), by 0.01 °C per decade: the station ranks 127 out of 227.

The last 24 months against the 1991–2020 normal

−4−2024
October 2024September 2026
Warmer than the 1991–2020 normal   Cooler than the 1991–2020 normal

Over the last 24 months (October 2024 to September 2026), 20 months out of 24 were warmer than the 1991–2020 normal for the same month; the mean departure is +0.7 °C. The highest departure was in October 2025 (+3.0 °C); the lowest, in June 2025 (−1.1 °C). The last twelve months add up to 463 mm of rain, which is 85 % of the 1991–2020 annual normal (544 mm).

Temperature and rainfall of recent months, compared with the 1991–2020 normals
MonthTemperatureDeparture from normalRainNormal rain
October 202420.8 °C+1.3 °C22 mm57 mm
November 202424.0 °C+1.9 °C110 mm65 mm
December 202424.9 °C+1.1 °C108 mm87 mm
January 202524.4 °C−0.4 °C67 mm64 mm
February 202524.4 °C+0.3 °C55 mm75 mm
March 202522.9 °C+0.3 °C67 mm51 mm
April 202519.2 °C+0.3 °C48 mm17 mm
May 202516.3 °C+1.4 °C59 mm31 mm
June 202510.9 °C−1.1 °C11 mm27 mm
July 202511.5 °C+0.4 °C60 mm20 mm
August 202511.8 °C−0.6 °C19 mm23 mm
September 202516.4 °C+0.1 °C16 mm27 mm
October 202522.5 °C+3.0 °C44 mm57 mm
November 202523.6 °C+1.5 °C116 mm65 mm
December 202523.9 °C+0.1 °C37 mm87 mm
January 202625.4 °C+0.6 °C82 mm64 mm
February 202624.5 °C+0.4 °C27 mm75 mm
March 202622.1 °C−0.5 °C45 mm51 mm
April 202619.2 °C+0.3 °C1 mm17 mm
May 202616.5 °C+1.6 °C83 mm31 mm
June 202613.5 °C+1.5 °C13 mm27 mm
July 202611.7 °C+0.6 °C5 mm20 mm
August 202613.3 °C+0.9 °C10 mm23 mm
September 202617.3 °C+1.0 °C0 mm27 mm

Data source and licence

Data source: Bureau of Meteorology (ACORN-SAT) and NOAA NCEI (GHCN-Daily) (dataset “ACORN-SAT v2 daily (homogenised) + GHCN-Daily”), licence CC BY 4.0; Public domain (NOAA NCEI). Last updated: 29 October 2026.

The data for Oakey Aero are shown as the source publishes them; this site does not correct them. A year is kept only if at least eleven months of measurements are available, and a normal is computed only with at least twenty years of data out of its thirty. Temperatures are rounded to 0.1 °C and rainfall to the millimetre. The station is one of 227 stations in Australia: the overview page lets you compare them.

Frequently asked questions

What is the annual mean temperature at Oakey Aero?

Over 1991–2020, the annual mean temperature at Oakey Aero is 18.5 °C.

What is the warmest year ever measured at Oakey Aero?

Since records began in 1973, the warmest year at Oakey Aero is 2019, at 20.0 °C on average. The coldest is 1976 (17.4 °C).

Is the climate at Oakey Aero getting warmer?

Yes: at Oakey Aero, the annual mean temperature rises by 0.18 °C per decade between 1973 and 2025, +0.9 °C in total. 9 of the 10 warmest years in the series fall after 1999.

Towns near this station

Neighbouring stations

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