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Mildura: weather history since 1910

Mildura is a weather station located 50 m above sea level, 7 km from Irymple. Its records go back to 1910: 83 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 17.6 °C, noticeably higher than over 1961–1990 (17.1 °C): a difference of 0.5 °C. The warmest year of the series is 2009 (18.4 °C) and the coldest 1911 (16.0 °C). The last complete year, 2025, ranks 4 out of 83, from warmest to coldest. Over 1961–2025, the annual mean temperature changes by +0.16 °C per decade. The station ranks 153 out of 227 stations, from the fastest rise to the slowest.

Annual mean temperature since 1910

1516171819
191019201930194019501960197019801990200020102025
Mean temperature of the year   10-year running mean   1961–1990 normal (17.1 °C)   1991–2020 normal (17.6 °C)

The first ten years of the series (1910–1949) average 16.9 °C; the last ten (2016–2025) average 17.9 °C, a difference of +1.0 °C. Of the ten warmest years in the series, 9 fall after 1999. The warmest is 2009 (18.4 °C). The ten-year running mean peaks at 18.0 °C (2018) and bottoms out at 16.8 °C (1953).

Annual rainfall since 1910

0200400600800
191019201930194019501960197019801990200020102025
Rainfall of the year   Series average (284 mm)

On average 284 mm of rain falls per year over the 77 documented years. The wettest year, 2011, received 657 mm; the driest, 2019, only 117 mm, which is 5.6 times less. The 1991–2020 normal (274 mm per year) is 13 mm (4.5 %) below the 1961–1990 one (287 mm). Over 1991–2020, December is on average the wettest month (32 mm) and March the driest (16 mm). Between 2005 and 2025, 4 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
January24.5 °C25.5 °C+1.0 °C22 mm25 mm+3 mm
February24.5 °C24.9 °C+0.4 °C16 mm23 mm+7 mm
March21.3 °C21.5 °C+0.2 °C21 mm16 mm−5 mm
April17.0 °C17.2 °C+0.2 °C24 mm17 mm−7 mm
May13.2 °C13.4 °C+0.2 °C27 mm19 mm−8 mm
June10.3 °C10.8 °C+0.5 °C22 mm20 mm−2 mm
July9.7 °C10.2 °C+0.5 °C26 mm21 mm−5 mm
August11.2 °C11.6 °C+0.4 °C29 mm22 mm−7 mm
September13.8 °C14.5 °C+0.7 °C28 mm26 mm−2 mm
October17.1 °C17.7 °C+0.6 °C28 mm25 mm−3 mm
November20.2 °C20.9 °C+0.7 °C22 mm28 mm+6 mm
December22.9 °C23.3 °C+0.4 °C22 mm32 mm+10 mm

The largest temperature change is in January (+1.0 °C) and the smallest in March (+0.2 °C); over the year the mean difference is +0.5 °C, and 12 months out of twelve are warmer than before. For rainfall, the largest difference is in December (+10 mm) and the smallest in May (−8 mm).

Records at Mildura

  • Warmest year: 18.4 °C, in 2009
  • Coldest year: 16.0 °C, in 1911
  • Driest year: 117 mm, in 2019
  • Wettest year: 657 mm, in 2011
  • Warmest month: 28.9 °C, in January 2019
  • Coldest month: 8.2 °C, in June 1982
  • Wettest month: 193 mm, in February 2011
  • Hottest day: 48.5 °C, on 3 January 1990
  • Coldest day: −4.6 °C, on 21 July 1982
  • Heaviest rain in one day: 155.0 mm, on 5 February 2011

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 53.1 °C.

Temperature trend over 1961–2025

The regression line of annual mean temperature changes by +0.16 °C per decade between 1961 and 2025, about +1.0 °C over the whole period. That is slower than the median of the 227 stations (+0.19 °C per decade), by 0.03 °C per decade: the station ranks 153 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), 13 months out of 15 were warmer than the 1991–2020 normal for the same month; the mean departure is +0.8 °C. The highest departure was in March 2025 (+3.3 °C); the lowest, in November 2025 (−1.5 °C). The last twelve months add up to 388 mm of rain, which is 142 % of the 1991–2020 annual normal (274 mm).

Temperature and rainfall of recent months, compared with the 1991–2020 normals
MonthTemperatureDeparture from normalRainNormal rain
October 202419.4 °C+1.7 °C32 mm25 mm
November 202422.1 °C+1.2 °C81 mm28 mm
December 202424.6 °C+1.3 °C18 mm32 mm
January 202526.2 °C+0.7 °C4 mm25 mm
February 202526.0 °C+1.1 °C2 mm23 mm
March 202524.8 °C+3.3 °C11 mm16 mm
April 202519.7 °C+2.5 °C12 mm17 mm
May 202513.9 °C+0.5 °C0 mm19 mm
June 202510.1 °C−0.7 °C10 mm20 mm
July 202510.4 °C+0.2 °C34 mm21 mm
August 202511.8 °C+0.2 °C22 mm22 mm
September 202515.0 °C+0.5 °C21 mm26 mm
October 202518.6 °C+0.9 °C8 mm25 mm
November 202519.4 °C−1.5 °C28 mm28 mm
December 202523.4 °C+0.1 °C7 mm32 mm
January 2026––0 mm25 mm
February 2026––15 mm23 mm
March 2026––167 mm16 mm
April 2026––2 mm17 mm
May 2026––30 mm19 mm
June 2026––45 mm20 mm
July 2026––29 mm21 mm
August 2026––50 mm22 mm
September 2026––7 mm26 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 Mildura 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 Mildura?

Over 1991–2020, the annual mean temperature at Mildura is 17.6 °C. It was 17.1 °C over 1961–1990, a difference of +0.5 °C.

What is the warmest year ever measured at Mildura?

Since records began in 1910, the warmest year at Mildura is 2009, at 18.4 °C on average. The coldest is 1911 (16.0 °C).

Is the climate at Mildura getting warmer?

Yes: at Mildura, the annual mean temperature rises by 0.16 °C per decade between 1961 and 2025, +1.0 °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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