"Monthly Climate Statistics for 'PORTSEA QUARANTINE STATION' [086097]"
"Created on [ 15 Oct 2025 15:08:05 UTC]"

"086097 PORTSEA QUARANTINE STATION"
"Commenced: 1904"
"Last Record: 1978"
"Latitude:   38.32 Degrees South"
"Longitude:  144.67 Degrees East"
"Elevation:       6 m"
"State: VIC"

"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 1904 to 1978 ",22.8,22.9,21.5,18.5,15.8,13.4,12.8,13.7,15.3,17.3,19.2,21.2,17.9,46,1904,1978
"Highest temperature (°C) for years 1965 to 1978 ",40.4,38.6,35.6,29.4,24.4,18.3,20.0,20.6,23.6,32.5,32.1,36.0,40.4,13,1965,1978
"Date of Highest temperature  °C  for years 1965 to 1978 ",31 Jan  1968,07 Feb  1967,07 Mar  1966,08 Apr  1969,01 May  1972,06 Jun  1965,30 Jul  1975,29 Aug  1972,26 Sep  1965,27 Oct  1977,13 Nov  1967,11 Dec  1975,31 Jan  1968,N/A,1965,1978
"Lowest maximum temperature (°C) for years 1965 to 1978 ",15.0,15.8,14.5,12.2,7.5,8.3,8.3,9.2,8.7,11.3,12.2,14.0,7.5,13,1965,1978
"Date of Lowest maximum temperature  °C  for years 1965 to 1978 ",29 Jan  1978,09 Feb  1965,31 Mar  1973,28 Apr  1966,31 May  1977,06 Jun  1969,27 Jul  1965,11 Aug  1966,11 Sep  1969,01 Oct  1968,02 Nov  1966,24 Dec  1974,31 May  1977,N/A,1965,1978
"Decile 1 maximum temperature (°C) for years 1965 to 1978 ",18.3,19.0,17.8,15.6,13.3,11.7,11.0,11.5,12.1,14.0,15.3,16.5, ,12,1965,1978
"Decile 9 maximum temperature (°C) for years 1965 to 1978 ",30.0,30.0,27.0,22.4,19.0,15.5,15.5,16.1,18.5,21.5,24.0,27.9, ,12,1965,1978
"Mean number of days >= 30 °C for years 1965 to 1978 ",3.1,2.9,0.6,0.0,0.0,0.0,0.0,0.0,0.0,0.3,0.3,1.2,8.4,13,1965,1978
"Mean number of days >= 35 °C for years 1965 to 1978 ",0.4,0.3,0.2,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.3,1.2,13,1965,1978
"Mean number of days >= 40 °C for years 1965 to 1978 ",0.1,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.1,13,1965,1978
"Mean minimum temperature (°C) for years 1904 to 1978 ",13.3,13.9,13.0,11.2,9.5,7.5,6.8,7.1,7.7,9.1,10.3,11.8,10.1,45,1904,1978
"Lowest temperature (°C) for years 1965 to 1978 ",7.5,7.5,6.0,5.0,3.0,1.5,0.5,0.0,0.3,0.8,3.0,4.7,0.0,13,1965,1978
"Date of Lowest temperature  °C  for years 1965 to 1978 ",01 Jan  1973,18 Feb  1970,22 Mar  1969,03 Apr  1978,31 May  1977,10 Jun  1975,27 Jul  1976,27 Aug  1976,26 Sep  1970,01 Oct  1970,07 Nov  1976,26 Dec  1969,27 Aug  1976,N/A,1965,1978
"Highest minimum temperature (°C) for years 1965 to 1978 ",21.9,21.7,20.5,18.3,16.0,14.0,13.0,12.2,16.0,16.0,18.0,20.0,21.9,13,1965,1978
"Date of Highest minimum temperature  °C  for years 1965 to 1978 ",08 Jan  1971,19 Feb  1968,11 Mar  1969,10 Apr  1969,07 May  1975,01 Jun  1973,28 Jul  1975,28 Aug  1969,30 Sep  1973,28 Oct  1977,20 Nov  1975,23 Dec  1965,08 Jan  1971,N/A,1965,1978
"Decile 1 minimum temperature (°C) for years 1965 to 1978 ",10.3,11.1,10.0,8.3,6.5,3.6,4.2,4.5,4.6,6.1,7.0,9.0, ,12,1965,1978
"Decile 9 minimum temperature (°C) for years 1965 to 1978 ",17.0,18.2,17.0,15.0,12.5,10.5,10.0,10.0,11.0,13.0,13.6,15.0, ,12,1965,1978
"Mean number of days <= 2 °C for years 1965 to 1978 ",0.0,0.0,0.0,0.0,0.0,0.8,1.2,0.8,0.3,0.1,0.0,0.0,3.2,13,1965,1978
"Mean number of days <= 0 °C for years 1965 to 1978 ",0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.2,0.0,0.0,0.0,0.0,0.2,13,1965,1978
"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 1904 to 1978 ",33.1,50.1,52.1,57.1,68.0,60.5,64.0,61.3,63.0,63.5,58.8,50.1,683.1,60,1904,1978
"Highest rainfall (mm) for years 1904 to 1978 ",89.4,227.4,172.4,149.2,158.4,151.8,137.0,151.9,151.6,164.5,154.6,137.5,1063.0,60,1904,1978
"Date of Highest rainfall for years 1904 to 1978 ",1924,1973,1924,1935,1960,1977,1952,1939,1976,1949,1934,1907,1924,N/A,1904,1978
"Lowest rainfall (mm) for years 1904 to 1978 ",3.3,2.6,5.2,14.2,13.2,16.2,5.4,9.2,20.9,9.2,15.8,5.3,426.3,60,1904,1978
"Date of Lowest rainfall for years 1904 to 1978 ",1939,1956,1951,1925,1934,1907,1913,1940,1972,1967,1932,1972,1967,N/A,1904,1978
"Decile 1 monthly rainfall (mm) for years 1800 to 3000 ",7.1,9.0,16.9,21.7,29.9,26.0,34.0,24.9,31.5,27.3,23.0,13.1, ,61,n/a,n/a
"Decile 5 (median) monthly rainfall (mm) for years 1800 to 3000 ",28.6,38.8,38.2,46.5,63.8,54.2,63.2,56.9,57.6,61.8,54.7,48.8, ,61,n/a,n/a
"Decile 5 (median) monthly rainfall (mm) for years 1800 to 3000 ",60.7,111.1,103.7,102.8,111.0,97.2,103.6,96.3,104.2,102.2,99.1,85.2, ,61,n/a,n/a
"Highest daily rainfall (mm) for years 1904 to 1978 ",52.3,79.5,94.5,62.6,41.1,38.1,35.1,51.6,44.0,40.9,40.6,66.0,94.5,57,1904,1978
"Date of Highest daily rainfall for years 1904 to 1978 ",06 Jan  1907,06 Feb  1973,28 Mar  1924,30 Apr  1974,14 May  1945,01 Jun  1939,01 Jul  1946,26 Aug  1924,22 Sep  1976,02 Oct  1952,14 Nov  1950,27 Dec  1907,28 Mar  1924,N/A,1904,1978
"Mean number of days of rain for years 1904 to 1978 ",6.8,7.5,9.2,12.2,15.2,14.9,16.7,16.8,14.7,13.5,12.0,9.6,149.1,58,1904,1978
"Mean number of days of rain >= 1 mm for years 1904 to 1978 ",3.6,3.8,5.1,7.0,9.3,9.3,9.6,9.7,8.6,8.4,6.9,5.2,86.5,57,1904,1978
"Mean number of days of rain >= 10 mm for years 1904 to 1978 ",0.7,1.1,1.1,1.4,1.5,1.2,1.3,1.0,1.3,1.4,1.5,1.0,14.5,57,1904,1978
"Mean number of days of rain >= 25 mm for years 1904 to 1978 ",0.2,0.3,0.3,0.3,0.2,0.1,0.1,0.1,0.1,0.2,0.3,0.2,2.4,57,1904,1978
"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 2007 to 2025 ",24.5,21.0,15.7,10.9,7.8,6.6,7.4,9.9,13.9,18.2,21.0,24.2,15.1,19,2007,2025
"Mean number of clear days for years 1967 to 1978 ",10.1,9.9,6.5,4.3,3.1,4.8,4.4,3.5,4.9,5.9,5.3,7.4,70.1,10,1967,1978
"Mean number of cloudy days for years 1967 to 1978 ",7.1,6.3,8.7,11.4,15.8,12.5,12.9,11.8,11.1,11.0,8.7,8.6,125.9,10,1967,1978
"Mean daily evaporation (mm) for years null to null ", , , , , , , , , , , , , ,, , 
"Mean 9am temperature (°C) for years 1924 to 1978 ",17.6,18.0,16.9,14.5,12.5,10.2,9.5,10.0,11.5,13.3,14.7,16.3,13.8,42,1924,1978
"Mean 9am wet bulb temperature (°C) for years 1924 to 1978 ",15.2,16.0,15.1,13.0,11.4,9.2,8.5,9.0,10.1,11.6,12.9,14.2,12.2,40,1924,1978
"Mean 9am dew point temperature (°C) for years 1966 to 1966 ", , , , , , , , , , , , , ,0,1966,1966
"Mean 9am relative humidity (%) for years 1966 to 1966 ", , , , , , , , , , , , , ,0,1966,1966
"Mean 9am cloud cover (okas) for years 1965 to 1978 ",4.5,4.2,4.9,5.0,5.5,4.9,5.2,4.9,4.6,4.7,4.8,4.7,4.8,13,1965,1978
"Mean 9am wind speed (km/h) for years 1965 to 1978 ",14.3,13.3,14.3,16.4,15.6,16.4,17.4,16.3,18.5,15.4,17.2,15.9,15.9,11,1965,1978
"Mean 3pm temperature (°C) for years 1967 to 1978 ",21.4,22.0,20.2,18.2,15.2,13.0,12.5,13.1,14.2,16.0,17.8,19.6,16.9,10,1967,1978
"Mean 3pm wet bulb temperature (°C) for years 1967 to 1978 ", , , , , , , , , , , , , ,9,1967,1978
"Mean 3pm dew point temperature (°C) for years null to null ", , , , , , , , , , , , , ,, , 
"Mean 3pm relative humidity (%) for years null to null ", , , , , , , , , , , , , ,, , 
"Mean 3pm cloud cover (oktas) for years 1967 to 1978 ",3.1,3.0,4.1,4.6,5.3,5.1,4.9,4.6,4.8,4.4,4.1,3.6,4.3,10,1967,1978
"Mean 3pm wind speed (km/h) for years 1967 to 1978 ",19.5,17.2,17.2,17.2,16.4,15.8,17.8,18.4,18.8,17.6,19.5,19.7,17.9,10,1967,1978