weather-au.com

Home › Meekatharra: weather history since 1927

Meekatharra: weather history since 1927

Meekatharra is a weather station located 517 m above sea level. Its records go back to 1927: 95 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 23.1 °C, clearly higher than over 1961–1990 (22.4 °C): a difference of 0.7 °C. The warmest year of the series is 2019 (24.8 °C) and the coldest 1931 (20.2 °C). The last complete year, 2025, ranks 2 out of 95, from warmest to coldest. Over 1961–2025, the annual mean temperature changes by +0.25 °C per decade. The station ranks 60 out of 227 stations, from the fastest rise to the slowest.

Annual mean temperature since 1927

20222426
1927194019501960197019801990200020102025
Mean temperature of the year   10-year running mean   1961–1990 normal (22.4 °C)   1991–2020 normal (23.1 °C)

The first ten years of the series (1927–1936) average 22.0 °C; the last ten (2016–2025) average 23.5 °C, a difference of +1.5 °C. Of the ten warmest years in the series, 8 fall after 1999. The warmest is 2019 (24.8 °C). The ten-year running mean peaks at 23.5 °C (2025) and bottoms out at 21.9 °C (1935).

Annual rainfall since 1927

0200400600
1927194019501960197019801990200020102025
Rainfall of the year   Series average (230 mm)

On average 230 mm of rain falls per year over the 71 documented years. The wettest year, 2000, received 573 mm; the driest, 1959, only 66 mm, which is 8.7 times less. The 1991–2020 normal (234 mm per year) is 4 mm (1.7 %) above the 1961–1990 one (230 mm). Over 1991–2020, February is on average the wettest month (40 mm) and September the driest (3 mm). Between 1998 and 2025, 11 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
January30.7 °C31.8 °C+1.1 °C25 mm30 mm+5 mm
February29.8 °C30.7 °C+0.9 °C28 mm40 mm+12 mm
March27.8 °C27.7 °C−0.1 °C22 mm36 mm+14 mm
April23.4 °C23.7 °C+0.3 °C17 mm26 mm+9 mm
May18.1 °C18.8 °C+0.7 °C27 mm18 mm−9 mm
June14.7 °C14.9 °C+0.2 °C36 mm19 mm−17 mm
July13.3 °C14.0 °C+0.7 °C25 mm17 mm−8 mm
August14.8 °C16.0 °C+1.2 °C12 mm10 mm−2 mm
September18.3 °C19.1 °C+0.8 °C6 mm3 mm−3 mm
October22.3 °C23.7 °C+1.4 °C7 mm6 mm−1 mm
November25.9 °C26.7 °C+0.8 °C14 mm10 mm−4 mm
December29.4 °C29.9 °C+0.5 °C11 mm19 mm+8 mm

The largest temperature change is in October (+1.4 °C) and the smallest in March (−0.1 °C); over the year the mean difference is +0.7 °C, and 11 months out of twelve are warmer than before. For rainfall, the largest difference is in March (+14 mm) and the smallest in June (−17 mm).

Records at Meekatharra

  • Warmest year: 24.8 °C, in 2019
  • Coldest year: 20.2 °C, in 1931
  • Driest year: 66 mm, in 1959
  • Wettest year: 573 mm, in 2000
  • Warmest month: 35.1 °C, in January 2008
  • Coldest month: 10.3 °C, in July 1986
  • Wettest month: 259 mm, in March 2000
  • Hottest day: 47.1 °C, on 8 January 2013
  • Coldest day: −2.6 °C, on 28 June 1946
  • Heaviest rain in one day: 114.4 mm, on 13 June 1989

4.6 °C separate the warmest year of the series from the coldest. Between the hottest and the coldest day on record, the range reaches 49.7 °C.

Temperature trend over 1961–2025

The regression line of annual mean temperature changes by +0.25 °C per decade between 1961 and 2025, about +1.6 °C over the whole period. That is faster than the median of the 227 stations (+0.19 °C per decade), by 0.06 °C per decade: the station ranks 60 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), 11 months out of 15 were warmer than the 1991–2020 normal for the same month; the mean departure is +1.1 °C. The highest departure was in March 2025 (+3.2 °C); the lowest, in July 2025 (−1.2 °C). The last twelve months add up to 170 mm of rain, which is 73 % of the 1991–2020 annual normal (234 mm).

Temperature and rainfall of recent months, compared with the 1991–2020 normals
MonthTemperatureDeparture from normalRainNormal rain
October 202425.3 °C+1.6 °C4 mm6 mm
November 202427.4 °C+0.7 °C46 mm10 mm
December 202431.5 °C+1.6 °C22 mm19 mm
January 202534.3 °C+2.5 °C21 mm30 mm
February 202533.1 °C+2.4 °C3 mm40 mm
March 202530.9 °C+3.2 °C12 mm36 mm
April 202525.4 °C+1.7 °C4 mm26 mm
May 202519.9 °C+1.1 °C6 mm18 mm
June 202515.6 °C+0.7 °C43 mm19 mm
July 202512.8 °C−1.2 °C22 mm17 mm
August 202515.8 °C−0.2 °C23 mm10 mm
September 202518.9 °C−0.2 °C3 mm3 mm
October 202524.0 °C+0.3 °C1 mm6 mm
November 202526.6 °C−0.1 °C4 mm10 mm
December 202531.9 °C+2.0 °C21 mm19 mm
January 2026––2 mm30 mm
February 2026––11 mm40 mm
March 2026––24 mm36 mm
April 2026––4 mm26 mm
May 2026––3 mm18 mm
June 2026––43 mm19 mm
July 2026––2 mm17 mm
August 2026––40 mm10 mm
September 2026––15 mm3 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 Meekatharra 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 Meekatharra?

Over 1991–2020, the annual mean temperature at Meekatharra is 23.1 °C. It was 22.4 °C over 1961–1990, a difference of +0.7 °C.

What is the warmest year ever measured at Meekatharra?

Since records began in 1927, the warmest year at Meekatharra is 2019, at 24.8 °C on average. The coldest is 1931 (20.2 °C).

Is the climate at Meekatharra getting warmer?

Yes: at Meekatharra, the annual mean temperature rises by 0.25 °C per decade between 1961 and 2025, +1.6 °C in total. 8 of the 10 warmest years in the series fall after 1999.

Neighbouring stations

See all stations in the weather history