"Monthly Climate Statistics for 'BARROW ISLAND AIRPORT' [005094]" "Created on [ 22 Oct 2025 13:37:29 UTC]" "005094 BARROW ISLAND AIRPORT" "Commenced: 1998" "Last Record: 2025" "Latitude: 20.87 Degrees South" "Longitude: 115.41 Degrees East" "Elevation: 6 m" "State: WA" "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 1999 to 2025 ",33.2,33.8,33.6,31.4,27.5,24.3,23.9,25.3,27.3,29.7,30.7,32.4,29.4,26,1999,2025 "Highest temperature (°C) for years 1999 to 2025 ",45.0,41.2,40.6,38.2,33.8,30.9,29.2,33.3,36.0,39.5,40.0,42.4,45.0,26,1999,2025 "Date of Highest temperature °C for years 1999 to 2025 ",21 Jan 2003,24 Feb 2019,03 Mar 2025,05 Apr 2018,07 May 2013,17 Jun 2024,21 Jul 2022,30 Aug 2023,30 Sep 2015,20 Oct 2023,30 Nov 2000,27 Dec 2019,21 Jan 2003,N/A,1999,2025 "Lowest maximum temperature (°C) for years 1999 to 2025 ",26.8,26.9,26.7,22.3,20.5,19.1,19.1,20.2,22.0,23.9,25.3,27.0,19.1,26,1999,2025 "Date of Lowest maximum temperature °C for years 1999 to 2025 ",21 Jan 2016,27 Feb 2006,28 Mar 2008,21 Apr 2015,14 May 2013,24 Jun 2021,14 Jul 2006,03 Aug 2023,06 Sep 2001,04 Oct 2003,02 Nov 2003,09 Dec 2001,14 Jul 2006,N/A,1999,2025 "Decile 1 maximum temperature (°C) for years 1999 to 2025 ",30.0,30.8,30.8,28.7,24.5,22.0,21.9,23.0,24.4,26.3,27.3,29.1, ,26,1999,2025 "Decile 9 maximum temperature (°C) for years 1999 to 2025 ",37.0,37.1,36.8,34.3,30.4,26.4,25.6,27.8,30.6,33.4,34.0,36.4, ,26,1999,2025 "Mean number of days >= 30 °C for years 1999 to 2025 ",26.5,25.2,29.0,22.6,4.7,0.2,0.0,0.6,4.4,13.6,16.8,23.9,167.5,26,1999,2025 "Mean number of days >= 35 °C for years 1999 to 2025 ",7.4,8.5,9.0,1.9,0.0,0.0,0.0,0.0,0.0,1.3,2.1,5.8,36.0,26,1999,2025 "Mean number of days >= 40 °C for years 1999 to 2025 ",0.5,0.4,0.1,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.2,1.2,26,1999,2025 "Mean minimum temperature (°C) for years 1999 to 2025 ",25.9,26.4,26.6,24.7,21.3,18.8,17.5,17.9,19.7,21.8,23.0,24.6,22.4,26,1999,2025 "Lowest temperature (°C) for years 1999 to 2025 ",21.0,21.5,21.0,19.0,14.3,12.8,11.8,12.2,14.7,16.0,18.0,19.8,11.8,26,1999,2025 "Date of Lowest temperature °C for years 1999 to 2025 ",03 Jan 2006,06 Feb 2010,27 Mar 2001,18 Apr 2023,31 May 2004,25 Jun 2021,15 Jul 2012,03 Aug 2017,01 Sep 2004,15 Oct 2005,03 Nov 2022,13 Dec 2008,15 Jul 2012,N/A,1999,2025 "Highest minimum temperature (°C) for years 1999 to 2025 ",31.0,31.2,31.1,29.2,27.0,24.3,22.4,23.0,25.3,27.3,28.8,29.7,31.2,26,1999,2025 "Date of Highest minimum temperature °C for years 1999 to 2025 ",22 Jan 2003,23 Feb 2013,04 Mar 2025,06 Apr 2018,08 May 2001,05 Jun 2018,01 Jul 2020,30 Aug 2020,14 Sep 2024,23 Oct 2023,27 Nov 2007,31 Dec 2024,23 Feb 2013,N/A,1999,2025 "Decile 1 minimum temperature (°C) for years 1999 to 2025 ",23.8,24.3,24.5,22.2,19.0,15.8,14.9,15.7,17.6,19.6,20.8,22.4, ,26,1999,2025 "Decile 9 minimum temperature (°C) for years 1999 to 2025 ",28.0,28.4,28.6,27.2,23.8,21.7,20.0,20.2,21.8,24.1,25.2,27.0, ,26,1999,2025 "Mean number of days <= 2 °C for years 1999 to 2025 ",0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,26,1999,2025 "Mean number of days <= 0 °C for years 1999 to 2025 ",0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,26,1999,2025 "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 1999 to 2025 ",28.4,41.6,51.8,32.7,56.3,34.6,12.4,4.8,1.6,1.7,1.4,8.8,276.7,26,1999,2025 "Highest rainfall (mm) for years 1999 to 2025 ",222.4,318.2,271.0,296.8,295.0,214.6,112.8,35.8,11.2,34.0,27.0,77.8,639.6,26,1999,2025 "Date of Highest rainfall for years 1999 to 2025 ",2025,2011,2008,2006,1999,2013,2016,2025,2024,2008,2008,2024,2006,N/A,1999,2025 "Lowest rainfall (mm) for years 1999 to 2025 ",0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,83.8,26,1999,2025 "Date of Lowest rainfall for years 1999 to 2025 ",2022,2019,2016,2016,2023,2023,2014,2004,2023,2022,2024,2023,2019,N/A,1999,2025 "Decile 1 monthly rainfall (mm) for years 1800 to 3000 ",0.0,0.0,0.0,0.0,0.0,0.4,0.1,0.3,0.0,0.0,0.0,0.0, ,27,n/a,n/a "Decile 5 (median) monthly rainfall (mm) for years 1800 to 3000 ",12.3,7.6,30.4,12.0,15.1,25.8,1.2,1.6,0.3,0.0,0.0,0.0, ,27,n/a,n/a "Decile 5 (median) monthly rainfall (mm) for years 1800 to 3000 ",90.4,163.2,177.8,79.4,166.2,59.9,39.0,11.7,6.7,1.7,2.0,38.3, ,27,n/a,n/a "Highest daily rainfall (mm) for years 1999 to 2025 ",146.0,283.0,180.6,234.2,224.4,83.0,48.4,24.2,10.4,24.6,25.4,73.8,283.0,26,1999,2025 "Date of Highest daily rainfall for years 1999 to 2025 ",20 Jan 2025,23 Feb 2011,27 Mar 2008,07 Apr 2006,13 May 1999,04 Jun 2002,04 Jul 2016,24 Aug 2025,24 Sep 2024,09 Oct 2008,23 Nov 2008,13 Dec 2024,23 Feb 2011,N/A,1999,2025 "Mean number of days of rain for years 1999 to 2025 ",3.0,3.1,3.4,2.6,3.5,4.5,3.4,3.9,1.5,0.6,0.5,1.0,31.0,26,1999,2025 "Mean number of days of rain >= 1 mm for years 1999 to 2025 ",2.2,2.3,2.4,1.5,2.6,2.1,1.0,0.7,0.3,0.2,0.2,0.7,16.2,26,1999,2025 "Mean number of days of rain >= 10 mm for years 1999 to 2025 ",0.6,0.7,1.2,0.8,1.3,0.9,0.3,0.1,0.0,0.0,0.0,0.2,6.1,26,1999,2025 "Mean number of days of rain >= 25 mm for years 1999 to 2025 ",0.2,0.4,0.7,0.3,0.7,0.4,0.2,0.0,0.0,0.0,0.0,0.1,3.0,26,1999,2025 "Mean daily wind run (km) for years 2003 to 2025 ",585,494,454,400,430,486,457,453,533,574,599,585,504,20,2003,2025 "Maximum wind gust speed (km/h) for years 2003 to 2025 ",104,118,169,106,98,85,76,80,85,78,81,93,169,22,2003,2025 "Date of Maximum wind gust speed for years 2003 to 2025 ",26 Jan 2009,23 Feb 2011,01 Mar 2004,07 Apr 2006,14 May 2011,06 Jun 2012,11 Jul 2011,02 Aug 2018,28 Sep 2020,09 Oct 2008,15 Nov 2014,31 Dec 2013,01 Mar 2004,N/A,2003,2025 "Mean daily sunshine (hours) for years null to null ", , , , , , , , , , , , , ,, , "Mean daily solar exposure (MJ/(m*m)) for years 1990 to 2025 ",27.8,26.2,23.9,20.2,16.7,14.9,16.7,20.2,24.0,27.3,28.8,29.0,23.0,35,1990,2025 "Mean number of clear days for years null to null ", , , , , , , , , , , , , ,, , "Mean number of cloudy days for years null to null ", , , , , , , , , , , , , ,, , "Mean daily evaporation (mm) for years null to null ", , , , , , , , , , , , , ,, , "Mean 9am temperature (°C) for years 1999 to 2010 ",28.6,29.0,29.3,27.9,25.2,21.9,21.0,21.5,22.5,24.3,25.6,27.2,25.3,12,1999,2010 "Mean 9am wet bulb temperature (°C) for years 1999 to 2010 ", , , , , , , , , , , , , ,8,1999,2010 "Mean 9am dew point temperature (°C) for years 1999 to 2010 ",22.5,23.3,22.8,19.6,16.6,13.8,13.7,13.6,14.7,16.9,18.4,20.4,18.0,11,1999,2010 "Mean 9am relative humidity (%) for years 1999 to 2010 ",70,72,69,62,60,61,65,61,62,64,65,67,65,11,1999,2010 "Mean 9am cloud cover (okas) for years null to null ", , , , , , , , , , , , , ,, , "Mean 9am wind speed (km/h) for years 1999 to 2010 ",24.3,22.1,22.6,21.2,24.7,28.4,25.6,24.6,25.4,25.4,26.3,24.7,24.6,11,1999,2010 "Mean 3pm temperature (°C) for years 1999 to 2010 ",31.5,31.8,31.9,30.1,26.8,23.7,23.1,24.1,25.7,27.9,29.0,30.5,28.0,12,1999,2010 "Mean 3pm wet bulb temperature (°C) for years 1999 to 2010 ", , , , , , , , , , , , , ,9,1999,2010 "Mean 3pm dew point temperature (°C) for years 1999 to 2010 ",21.9,22.7,22.5,18.8,16.7,14.3,14.1,13.4,14.4,16.2,17.7,19.8,17.7,11,1999,2010 "Mean 3pm relative humidity (%) for years 1999 to 2010 ",58,59,59,53,55,56,58,52,51,51,52,54,55,11,1999,2010 "Mean 3pm cloud cover (oktas) for years null to null ", , , , , , , , , , , , , ,, , "Mean 3pm wind speed (km/h) for years 1999 to 2010 ",28.0,25.8,23.0,19.4,21.1,23.0,20.8,22.0,25.4,27.8,28.8,28.8,24.5,11,1999,2010