Sydney enjoys 323 days under 30 degrees in our largest UHI

2022 ended up cooler than normal towards the end see Chris Gillham’s great www pages –
Australian climate cooling since 2012.
www.waclimate.net/australia-cooling.html
And today Sydney Observatory Hill just recorded over 30 degrees – read about the significance at Weatherzone.
www.weatherzone.com.au/news/sydney-ends-nearrecord-run-below-30-degrees/1050804
Sydney ends near-record run below 30 degrees 18Jan23. Quote [ Prior to today, Sydney’s last day above 30ºC was on February 21, 2022, meaning the city just had 331 days between temperatures over 30ºC.
This is the city’s second longest gap between 30ºC days in records dating back to 1859. The only longer period between 30ºC days lasted for 340 days, between December 31, 1882, and December 6, 1883.]
Weatherzone also note at the end of their article – Quote[Considering Sydney’s near-record run of days below 30ºC in the broader context of climate change makes it an even more impressive feat for the city. Observations from Observatory Hill show that the city’s mean annual maximum temperature has increased by around 1ºC between 1910 and 2021.]
How stunning that they would “touch their forelock” to “climate change” but not mention the location in the largest urban heat island in all the wide brown land.
2023 In Australian is starting cool but what else is due this year? Will add to this post later.

6 thoughts on “Sydney enjoys 323 days under 30 degrees in our largest UHI”

  1. It won’t embarrass the BOM at all, they’ll explain it away as due to La Nina rain etc, neglecting to explain higher temperatures as due to El Nino and drought.

  2. I’ve been circling around the following on and off for some years. I find it quite convincing, especially on the periods when major and minor cycles coincide with each other to produce heightened effects, but I’m well aware that “correlation is not necessarily causation”.

    www.youtube.com/watch?v=tAELGs1kKsQ Weiss and climate

    Published reference papers for this:

    1) gfzpublic.gfz-potsdam.de/rest/items/item_1577944_3/component/file_1577945/content

    2) cp.copernicus.org/articles/9/447/2013/cp-9-447-2013.pdf

    3) cp.copernicus.org/preprints/11/279/2015/cpd-11-279-2015-print.pdf

    Could anyone comment here ? The prediction from Weiss et al is now a cooling period. Are we seeing this already, albeit it with some (typical) noise ?

  3. The cooling in Sydney has been due to the result of the last Federal Election, particularly the contribution of the Teals.
    An outstanding achievement. I am expecting Darwin to experience snow in the next couple of years.

  4. Pity somebody can not get a question asked at Senate Estimates about the 30.2 max temperature on 18Jan2023 at Sydney Observatory Hill BoM station number 066214 – that broke this record that stood since 6Dec1883!!!!!
    Along lines – “The WMO requires averaging of instantaneous temperatures collected by electric sensors – perhaps BoM could explain that for Australians.”
    “Over what period of time was the 30.2 max temperature averaged”
    “The greater Sydney area would be the largest urban heat island in Australia – can BoM explain how the growth of this large urban area plus related increase in heat output from increasing energy use has impacted daily max temperature readings over 140 or so years?”
    There are just some ideas a helpful politician could ask BoM at Senate Estimates – which is usually dominated by Greens.”

  5. >” … Senate Estimates – which is usually dominated by Greens”

    That is, dominated by those who will never hold sufficient power to be accountable. Those groups who are liable for accountability regard Senate Estimates as both moral and health hazards, to be supplied with no actual information at all, if possible.

    Consequently, BoM smugly rests.

  6. Not counting the 30.2 on 18 Jan which was clearly invalid using WMO rules – Sydney has just sailed past the 340 days under 30 between December 31, 1882, and December 6, 1883. Total silence – you could hear crickets chirping.

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