Learmonth is a weather station located 5 m above sea level. Its records go back to 1951: 48 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 24.7 °C; the 1961–1990 period is not documented well enough to compare. The warmest year of the series is 2025 (26.0 °C) and the coldest 1992 (23.5 °C). The last complete year, 2025, ranks 1 out of 48, from warmest to coldest. Over 1961–2025, the annual mean temperature changes by +0.28 °C per decade. The station ranks 34 out of 227 stations, from the fastest rise to the slowest.
Annual mean temperature since 1951
The first ten years of the series (1976–1986) average 24.2 °C; the last ten (2016–2025) average 25.4 °C, a difference of +1.1 °C. Of the ten warmest years in the series, 9 fall after 1999. The warmest is 2025 (26.0 °C). The ten-year running mean peaks at 25.4 °C (2025) and bottoms out at 24.1 °C (1993).
Annual rainfall since 1951
On average 247 mm of rain falls per year over the 56 documented years. The wettest year, 1961, received 615 mm; the driest, 2003, only 37 mm, which is 16.6 times less. The 1991–2020 normal (216 mm per year) is 40 mm (15.6 %) below the 1961–1990 one (256 mm). Over 1991–2020, June is on average the wettest month (40 mm) and October the driest (0 mm). Between 1999 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.
| Month | Temp. 1961–1990 | Temp. 1991–2020 | Difference | Rain 1961–1990 | Rain 1991–2020 | Difference |
|---|---|---|---|---|---|---|
| January | – | 30.5 °C | – | 41 mm | 14 mm | −27 mm |
| February | – | 30.5 °C | – | 38 mm | 34 mm | −4 mm |
| March | – | 29.7 °C | – | 29 mm | 35 mm | +6 mm |
| April | – | 26.6 °C | – | 20 mm | 21 mm | +1 mm |
| May | – | 22.1 °C | – | 44 mm | 35 mm | −9 mm |
| June | – | 18.6 °C | – | 37 mm | 40 mm | +3 mm |
| July | – | 17.7 °C | – | 23 mm | 20 mm | −3 mm |
| August | – | 19.1 °C | – | 15 mm | 7 mm | −8 mm |
| September | – | 21.3 °C | – | 2 mm | 1 mm | −1 mm |
| October | – | 24.6 °C | – | 3 mm | 0 mm | −3 mm |
| November | – | 26.3 °C | – | 1 mm | 2 mm | +1 mm |
| December | – | 28.9 °C | – | 3 mm | 7 mm | +4 mm |
For rainfall, the largest difference is in March (+6 mm) and the smallest in January (−27 mm).
Records at Learmonth
- Warmest year: 26.0 °C, in 2025
- Coldest year: 23.5 °C, in 1992
- Driest year: 37 mm, in 2003
- Wettest year: 615 mm, in 1961
- Warmest month: 32.6 °C, in February 2013
- Coldest month: 15.2 °C, in July 1986
- Wettest month: 353 mm, in January 1971
- Hottest day: 48.1 °C, on 9 January 2014
- Coldest day: 2.6 °C, on 5 August 1975
- Heaviest rain in one day: 254.0 mm, on 23 March 1953
2.5 °C separate the warmest year of the series from the coldest. Between the hottest and the coldest day on record, the range reaches 45.5 °C.
Temperature trend over 1961–2025
The regression line of annual mean temperature changes by +0.28 °C per decade between 1961 and 2025, about +1.8 °C over the whole period. That is faster than the median of the 227 stations (+0.19 °C per decade), by 0.09 °C per decade: the station ranks 34 out of 227.
The last 24 months against the 1991–2020 normal
Over the last 22 months (October 2024 to September 2026), 14 months out of 15 were warmer than the 1991–2020 normal for the same month; the mean departure is +1.5 °C. The highest departure was in December 2024 (+2.9 °C); the lowest, in July 2025 (−0.5 °C). The last twelve months add up to 146 mm of rain, which is 68 % of the 1991–2020 annual normal (216 mm).
| Month | Temperature | Departure from normal | Rain | Normal rain |
|---|---|---|---|---|
| October 2024 | 26.6 °C | +2.0 °C | 0 mm | 0 mm |
| November 2024 | 28.5 °C | +2.2 °C | 0 mm | 2 mm |
| December 2024 | 31.8 °C | +2.9 °C | 0 mm | 7 mm |
| January 2025 | 32.5 °C | +2.0 °C | 124 mm | 14 mm |
| February 2025 | 32.3 °C | +1.8 °C | 0 mm | 34 mm |
| March 2025 | 32.2 °C | +2.5 °C | 12 mm | 35 mm |
| April 2025 | 28.7 °C | +2.1 °C | 0 mm | 21 mm |
| May 2025 | 23.3 °C | +1.2 °C | 53 mm | 35 mm |
| June 2025 | 19.3 °C | +0.7 °C | 9 mm | 40 mm |
| July 2025 | 17.2 °C | −0.5 °C | 9 mm | 20 mm |
| August 2025 | 20.2 °C | +1.1 °C | 40 mm | 7 mm |
| September 2025 | 22.4 °C | +1.1 °C | 4 mm | 1 mm |
| October 2025 | 26.1 °C | +1.5 °C | 0 mm | 0 mm |
| November 2025 | 26.6 °C | +0.3 °C | 0 mm | 2 mm |
| December 2025 | 30.7 °C | +1.8 °C | 0 mm | 7 mm |
| January 2026 | – | – | 0 mm | 14 mm |
| February 2026 | – | – | 46 mm | 34 mm |
| May 2026 | – | – | 2 mm | 35 mm |
| June 2026 | – | – | 21 mm | 40 mm |
| July 2026 | – | – | 0 mm | 20 mm |
| August 2026 | – | – | 14 mm | 7 mm |
| September 2026 | – | – | 19 mm | 1 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 Learmonth 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 Learmonth?
Over 1991–2020, the annual mean temperature at Learmonth is 24.7 °C.
What is the warmest year ever measured at Learmonth?
Since records began in 1951, the warmest year at Learmonth is 2025, at 26.0 °C on average. The coldest is 1992 (23.5 °C).
Is the climate at Learmonth getting warmer?
Yes: at Learmonth, the annual mean temperature rises by 0.28 °C per decade between 1961 and 2025, +1.8 °C in total. 9 of the 10 warmest years in the series fall after 1999.
Neighbouring stations