Dubbo's top temperature reached 42.8 degrees Celsius on the first day of summer 2020, almost five degrees cooler than one of the hottest places in NSW on Tuesday.
A record-breaking 47.6 degrees was recorded by the Bureau of Meteorology (BoM) at Bourke Airport's automatic weather station on December 1.
It snatches the 21-year record held by December 20 of 2018 when the top temperature in the town reached 47.3 degrees.
Heat engulfed the western region on Tuesday with daytime temperatures at Cobar, Walgett and Brewarrina exceeding 46 degrees.
BoM data reveals the maximum temperature at Cobar was 46.7 degrees, Walgett 46.6 degrees and Brewarrina 46.3 degrees.
Slightly cooler temperatures were experienced in places like Coonamble, Coonabarabran and Trangie where 43.3 degrees, 39.4 degrees, and 44.5 degrees were recorded, respectively.
Generally, the heat in the region was not followed by rain.
Walgett received 1.2 millimetres (mm) of rain in the 24 hours to 9am Wednesday.
A wild storm in Dubbo on Tuesday afternoon left 4mm of rain in the automatic weather station at Dubbo City Regional Airport.
The BoM's seven-day forecast for Dubbo as of Wednesday morning suggests next Tuesday will be much more pleasant for residents than December 1.
It predicted top temperatures of 33 degrees on both Wednesday and Thursday, 36 degrees on Friday and 34 degrees on Saturday.
On Sunday the daytime temperature is forecast to fall to 30 degrees followed by 27 degrees on Monday and 25 degrees on Tuesday.
The average top temperature in Dubbo during the month of December is 31.6 degrees.
Not much rain is on the horizon for Dubbo based on the BoM's seven-day forecast.
It reports of a 60 per cent chance of up to 8mm of rain falling in the city on Saturday.
There is a 10 per cent chance of rain on Thursday and Friday, and a 20 per cent chance on Sunday.
On average, 58.9mm of rain falls in Dubbo during December.
November 2020 proved to be dry with only 12.6mm of rain collected at the airport.