Warooka is a weather station located 53 m above sea level. Its records go back to 1884: 35 years of temperature are available up to 2018, along with rainfall and a comparison with two reference normals. Closed series: the records of this station end in 2018. Over 1991–2020 the annual mean temperature there is 16.6 °C; the 1961–1990 period is not documented well enough to compare. The warmest year of the series is 2018 (17.4 °C) and the coldest 1970 (15.0 °C). The last complete year, 2018, ranks 1 out of 35, from warmest to coldest. Over 1961–2018, the annual mean temperature changes by +0.22 °C per decade. The station ranks 86 out of 227 stations, from the fastest rise to the slowest.
Annual mean temperature since 1884
The first ten years of the series (1968–1992) average 16.3 °C; the last ten (2008–2018) average 16.8 °C, a difference of +0.6 °C. Of the ten warmest years in the series, 6 fall after 1999. The warmest is 2018 (17.4 °C). The ten-year running mean peaks at 16.8 °C (2018) and bottoms out at 16.3 °C (2001).
Annual rainfall since 1884
On average 434 mm of rain falls per year over the 130 documented years. The wettest year, 1992, received 798 mm; the driest, 1982, only 249 mm, which is 3.2 times less. The 1991–2020 normal (445 mm per year) is 39 mm (9.6 %) above the 1961–1990 one (406 mm). Over 1991–2020, June is on average the wettest month (69 mm) and January the driest (17 mm). Between 1999 and 2018, 12 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.
| Month | Temp. 1961–1990 | Temp. 1991–2020 | Difference | Rain 1961–1990 | Rain 1991–2020 | Difference |
|---|---|---|---|---|---|---|
| January | – | 21.6 °C | – | 13 mm | 17 mm | +4 mm |
| February | – | 21.7 °C | – | 16 mm | 19 mm | +3 mm |
| March | 19.9 °C | 19.9 °C | 0.0 °C | 17 mm | 19 mm | +2 mm |
| April | – | 17.5 °C | – | 33 mm | 28 mm | −5 mm |
| May | – | 14.7 °C | – | 47 mm | 49 mm | +2 mm |
| June | – | 12.5 °C | – | 49 mm | 69 mm | +20 mm |
| July | – | 11.5 °C | – | 65 mm | 60 mm | −5 mm |
| August | – | 12.0 °C | – | 59 mm | 58 mm | −1 mm |
| September | – | 13.6 °C | – | 40 mm | 49 mm | +9 mm |
| October | – | 15.7 °C | – | 31 mm | 32 mm | +1 mm |
| November | – | 18.2 °C | – | 18 mm | 23 mm | +5 mm |
| December | – | 19.9 °C | – | 18 mm | 22 mm | +4 mm |
For rainfall, the largest difference is in June (+20 mm) and the smallest in April (−5 mm).
Records at Warooka
- Warmest year: 17.4 °C, in 2018
- Coldest year: 15.0 °C, in 1970
- Driest year: 249 mm, in 1982
- Wettest year: 798 mm, in 1992
- Warmest month: 24.2 °C, in February 1983
- Coldest month: 9.9 °C, in July 1968
- Wettest month: 167 mm, in January 1941
- Hottest day: 44.1 °C, on 31 January 1968
- Coldest day: 0.6 °C, on 11 July 1971
- Heaviest rain in one day: 92.2 mm, on 25 January 1941
2.4 °C separate the warmest year of the series from the coldest. Between the hottest and the coldest day on record, the range reaches 43.5 °C.
Temperature trend over 1961–2018
The regression line of annual mean temperature changes by +0.22 °C per decade between 1961 and 2018, about +1.3 °C over the whole period. That is faster than the median of the 227 stations (+0.19 °C per decade), by 0.03 °C per decade: the station ranks 86 out of 227.
The last 24 months against the 1991–2020 normal
Over the last 14 months (March 2022 to February 2024), 3 months out of 6 were warmer than the 1991–2020 normal for the same month; the mean departure is +0.3 °C. The highest departure was in September 2023 (+1.6 °C); the lowest, in March 2023 (−0.7 °C). The last twelve months add up to 423 mm of rain, which is 95 % of the 1991–2020 annual normal (445 mm).
| Month | Temperature | Departure from normal | Rain | Normal rain |
|---|---|---|---|---|
| March 2022 | 20.8 °C | +0.9 °C | 21 mm | 19 mm |
| May 2022 | – | – | 79 mm | 49 mm |
| July 2022 | – | – | 45 mm | 60 mm |
| August 2022 | – | – | 68 mm | 58 mm |
| January 2023 | 21.4 °C | −0.2 °C | 11 mm | 17 mm |
| February 2023 | – | – | 10 mm | 19 mm |
| March 2023 | 19.2 °C | −0.7 °C | 35 mm | 19 mm |
| May 2023 | 14.3 °C | −0.4 °C | 36 mm | 49 mm |
| June 2023 | 13.3 °C | +0.8 °C | 102 mm | 69 mm |
| July 2023 | – | – | 42 mm | 60 mm |
| August 2023 | – | – | 18 mm | 58 mm |
| September 2023 | 15.2 °C | +1.6 °C | 22 mm | 49 mm |
| November 2023 | – | – | 34 mm | 23 mm |
| February 2024 | – | – | 0 mm | 19 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 Warooka 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 Warooka?
Over 1991–2020, the annual mean temperature at Warooka is 16.6 °C.
What is the warmest year ever measured at Warooka?
Since records began in 1884, the warmest year at Warooka is 2018, at 17.4 °C on average. The coldest is 1970 (15.0 °C).
Is the climate at Warooka getting warmer?
Yes: at Warooka, the annual mean temperature rises by 0.22 °C per decade between 1961 and 2018, +1.3 °C in total. 6 of the 10 warmest years in the series fall after 1999.
Neighbouring stations