"Monthly Climate Statistics for 'TWIN HILLS POST OFFICE' [036047]"
"Created on [ 15 Oct 2025 15:28:57 UTC]"

"036047 TWIN HILLS POST OFFICE"
"Commenced: 1905"
"Last Record: 1985"
"Latitude:   21.95 Degrees South"
"Longitude:  146.95 Degrees East"
"Elevation:     195 m"
"State: QLD"

"Statistic Element","January","February","March","April","May","June","July","August","September","October","November","December","Annual","Number of Years","Start Year","End Year"
"Mean maximum temperature (°C) for years 1965 to 1985 ",34.7,33.4,32.6,30.7,27.0,24.2,24.1,26.7,29.8,32.6,35.2,35.4,30.5,20,1965,1985
"Highest temperature (°C) for years 1965 to 1985 ",42.8,43.4,40.0,37.0,33.3,31.7,32.5,36.3,37.5,39.7,43.3,43.8,43.8,20,1965,1985
"Date of Highest temperature  °C  for years 1965 to 1985 ",14 Jan  1967,11 Feb  1969,11 Mar  1970,05 Apr  1980,03 May  1970,03 Jun  1970,21 Jul  1975,27 Aug  1970,27 Sep  1982,31 Oct  1973,07 Nov  1965,03 Dec  1976,03 Dec  1976,N/A,1965,1985
"Lowest maximum temperature (°C) for years 1965 to 1985 ",21.7,23.3,21.8,15.7,16.2,11.7,13.5,17.6,18.5,20.6,24.4,23.1,11.7,20,1965,1985
"Date of Lowest maximum temperature  °C  for years 1965 to 1985 ",24 Jan  1966,05 Feb  1970,11 Mar  1979,27 Apr  1983,12 May  1978,25 Jun  1971,26 Jul  1984,15 Aug  1967,06 Sep  1978,19 Oct  1984,03 Nov  1971,22 Dec  1977,25 Jun  1971,N/A,1965,1985
"Decile 1 maximum temperature (°C) for years 1965 to 1985 ",29.5,29.1,29.2,28.0,22.8,20.6,20.1,23.0,26.0,29.2,31.6,31.1, ,20,1965,1985
"Decile 9 maximum temperature (°C) for years 1965 to 1985 ",39.0,37.5,36.0,34.0,30.4,27.4,27.6,30.5,33.4,36.4,38.6,39.1, ,20,1965,1985
"Mean number of days >= 30 °C for years 1965 to 1985 ",26.4,22.1,23.8,19.3,4.3,0.4,0.3,4.1,14.8,25.1,28.7,27.8,197.1,20,1965,1985
"Mean number of days >= 35 °C for years 1965 to 1985 ",16.0,9.6,5.9,1.1,0.0,0.0,0.0,0.1,1.0,6.6,16.7,17.6,74.6,20,1965,1985
"Mean number of days >= 40 °C for years 1965 to 1985 ",1.6,0.4,0.1,0.0,0.0,0.0,0.0,0.0,0.0,0.0,1.4,2.0,5.5,20,1965,1985
"Mean minimum temperature (°C) for years 1965 to 1985 ",22.1,21.9,20.0,16.0,12.0,7.9,6.8,9.0,11.9,16.0,19.5,21.3,15.4,20,1965,1985
"Lowest temperature (°C) for years 1965 to 1985 ",14.9,14.7,6.8,6.2,-0.6,-2.0,-3.2,-0.6,1.1,5.3,7.9,12.9,-3.2,20,1965,1985
"Date of Lowest temperature  °C  for years 1965 to 1985 ",03 Jan  1970,11 Feb  1966,31 Mar  1970,30 Apr  1971,26 May  1967,27 Jun  1982,04 Jul  1984,19 Aug  1970,11 Sep  1976,08 Oct  1966,29 Nov  1974,16 Dec  1971,04 Jul  1984,N/A,1965,1985
"Highest minimum temperature (°C) for years 1965 to 1985 ",31.0,27.9,26.0,24.2,22.0,20.6,18.2,20.9,21.2,24.5,26.7,27.0,31.0,20,1965,1985
"Date of Highest minimum temperature  °C  for years 1965 to 1985 ",12 Jan  1983,11 Feb  1969,19 Mar  1983,03 Apr  1983,05 May  1973,01 Jun  1981,25 Jul  1981,29 Aug  1969,26 Sep  1982,22 Oct  1973,26 Nov  1965,17 Dec  1984,12 Jan  1983,N/A,1965,1985
"Decile 1 minimum temperature (°C) for years 1965 to 1985 ",19.4,19.0,16.7,11.9,6.1,2.0,0.6,3.0,6.5,11.7,15.6,17.8, ,20,1965,1985
"Decile 9 minimum temperature (°C) for years 1965 to 1985 ",24.6,24.2,23.0,20.0,17.8,13.9,13.5,15.3,17.5,20.4,23.1,24.5, ,20,1965,1985
"Mean number of days <= 2 °C for years 1965 to 1985 ",0.0,0.0,0.0,0.0,0.1,2.9,5.7,1.7,0.0,0.0,0.0,0.0,10.4,20,1965,1985
"Mean number of days <= 0 °C for years 1965 to 1985 ",0.0,0.0,0.0,0.0,0.1,0.9,2.1,0.2,0.0,0.0,0.0,0.0,3.3,20,1965,1985
"Mean daily ground minimum temperature °C for years null to null ", , , , , , , , , , , , , ,, , 
"Lowest ground temperature °C for years null to null ", , , , , , , , , , , , , ,, , 
"Date of Lowest ground temperature °C for years null to null ", , , , , , , , , , , , , ,N/A, , 
"Mean number of days ground min. temp. <= -1 °C for years null to null ", , , , , , , , , , , , , ,, , 
"Mean rainfall (mm) for years 1905 to 1985 ",113.6,113.3,74.4,36.6,27.1,31.9,21.5,13.7,16.2,27.9,54.0,82.0,609.8,80,1905,1985
"Highest rainfall (mm) for years 1905 to 1985 ",595.6,478.9,375.2,364.0,205.1,372.2,134.2,84.3,123.2,152.0,277.1,253.3,1476.6,80,1905,1985
"Date of Highest rainfall for years 1905 to 1985 ",1974,1950,1963,1958,1930,1912,1950,1940,1931,1949,1950,1959,1950,N/A,1905,1985
"Lowest rainfall (mm) for years 1905 to 1985 ",3.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,217.5,80,1905,1985
"Date of Lowest rainfall for years 1905 to 1985 ",1944,1926,1943,1972,1984,1982,1983,1982,1981,1985,1951,1938,1935,N/A,1905,1985
"Decile 1 monthly rainfall (mm) for years 1800 to 3000 ",17.9,17.8,6.2,0.0,0.0,0.0,0.0,0.0,0.0,0.0,1.5,9.4, ,81,n/a,n/a
"Decile 5 (median) monthly rainfall (mm) for years 1800 to 3000 ",83.0,87.8,55.6,17.0,9.2,16.0,4.4,5.6,3.8,13.7,40.4,73.9, ,81,n/a,n/a
"Decile 5 (median) monthly rainfall (mm) for years 1800 to 3000 ",237.9,244.7,147.9,93.5,58.9,79.2,58.9,39.8,51.6,83.5,137.0,179.0, ,81,n/a,n/a
"Highest daily rainfall (mm) for years 1905 to 1985 ",131.3,236.2,141.2,311.2,110.5,127.0,85.9,47.5,65.3,104.9,129.5,102.9,311.2,80,1905,1985
"Date of Highest daily rainfall for years 1905 to 1985 ",10 Jan  1957,11 Feb  1950,19 Mar  1910,03 Apr  1958,31 May  1930,10 Jun  1912,10 Jul  1933,22 Aug  1940,17 Sep  1931,11 Oct  1964,06 Nov  1942,24 Dec  1969,03 Apr  1958,N/A,1905,1985
"Mean number of days of rain for years 1905 to 1985 ",7.5,7.4,5.3,2.5,2.0,2.7,1.9,1.5,1.8,2.8,4.3,6.3,46.0,80,1905,1985
"Mean number of days of rain >= 1 mm for years 1905 to 1985 ",6.7,6.6,4.6,2.1,1.8,2.3,1.8,1.3,1.6,2.4,3.8,5.7,40.7,80,1905,1985
"Mean number of days of rain >= 10 mm for years 1905 to 1985 ",3.2,3.0,1.9,0.8,0.8,0.9,0.6,0.4,0.5,0.8,1.6,2.4,16.9,80,1905,1985
"Mean number of days of rain >= 25 mm for years 1905 to 1985 ",1.4,1.5,1.0,0.4,0.4,0.4,0.2,0.1,0.2,0.3,0.6,1.1,7.6,80,1905,1985
"Mean daily wind run (km) for years null to null ", , , , , , , , , , , , , ,, , 
"Maximum wind gust speed (km/h) for years null to null ", , , , , , , , , , , , , ,, , 
"Date of Maximum wind gust speed for years null to null ", , , , , , , , , , , , , ,N/A, , 
"Mean daily sunshine (hours) for years null to null ", , , , , , , , , , , , , ,, , 
"Mean daily solar exposure (MJ/(m*m)) for years 1990 to 2025 ",24.9,23.3,22.0,19.2,16.4,15.0,16.2,19.1,22.4,25.0,26.0,26.0,21.3,35,1990,2025
"Mean number of clear days for years 1965 to 1985 ",4.7,2.2,4.7,6.8,8.2,14.1,16.1,16.5,16.2,13.5,9.8,6.4,119.2,20,1965,1985
"Mean number of cloudy days for years 1965 to 1985 ",14.0,12.0,9.1,6.4,8.6,5.6,4.2,3.9,2.7,3.7,6.2,8.8,85.2,20,1965,1985
"Mean daily evaporation (mm) for years 1967 to 1985 ",7.5,6.5,6.1,5.2,3.6,2.9,3.1,4.2,6.1,7.9,8.6,8.7,5.9,18,1967,1985
"Mean 9am temperature (°C) for years 1965 to 1985 ",27.3,26.7,25.8,23.3,19.3,15.3,14.9,17.8,21.3,24.4,26.9,27.4,22.5,20,1965,1985
"Mean 9am wet bulb temperature (°C) for years 1965 to 1985 ",22.2,22.5,21.3,18.6,15.5,12.0,11.5,13.3,15.5,17.9,20.1,21.4,17.7,20,1965,1985
"Mean 9am dew point temperature (°C) for years 1965 to 1985 ",19.3,20.1,18.7,15.3,12.3,8.5,7.6,8.6,10.0,12.8,15.5,17.8,13.9,20,1965,1985
"Mean 9am relative humidity (%) for years 1965 to 1985 ",64,68,66,63,65,65,64,57,51,51,52,58,60,20,1965,1985
"Mean 9am cloud cover (okas) for years 1965 to 1985 ",4.6,4.9,3.9,3.1,3.4,2.5,2.0,2.1,1.8,2.3,2.9,3.8,3.1,20,1965,1985
"Mean 9am wind speed (km/h) for years 1965 to 1985 ",10.8,10.9,10.6,10.9,9.7,8.5,8.5,10.6,12.0,11.8,12.0,10.9,10.6,19,1965,1985
"Mean 3pm temperature (°C) for years 1965 to 1985 ",33.2,32.2,31.5,29.5,25.9,23.3,23.1,25.8,28.7,31.5,33.7,34.0,29.4,20,1965,1985
"Mean 3pm wet bulb temperature (°C) for years 1965 to 1985 ",22.9,23.2,22.0,19.5,17.4,15.0,14.6,15.9,17.0,18.8,20.9,22.0,19.1,20,1965,1985
"Mean 3pm dew point temperature (°C) for years 1965 to 1985 ",16.6,18.1,15.9,12.3,10.2,7.0,5.9,6.4,6.1,8.2,11.6,14.1,11.0,20,1965,1985
"Mean 3pm relative humidity (%) for years 1965 to 1985 ",41,46,42,37,40,37,36,31,26,26,29,34,36,20,1965,1985
"Mean 3pm cloud cover (oktas) for years 1965 to 1985 ",5.4,5.7,5.2,4.7,4.5,3.1,2.7,2.6,2.4,3.4,4.1,4.8,4.0,20,1965,1985
"Mean 3pm wind speed (km/h) for years 1965 to 1985 ",11.0,10.8,10.3,11.4,9.3,9.4,9.4,10.0,10.9,10.5,10.5,9.8,10.3,18,1965,1985