Tuesday, 1 June 2021 - Seasonal Climate Summary for Greater Brisbane - Product code IDCKGC24L0

Greater Brisbane in autumn 2021: above to well above average rainfall; days cooler than usual

Autumn rainfall was well above average across Greater Brisbane, with much of the autumn rainfall total falling in March. Mean maximum temperatures were generally cooler than usual at most sites. Mean minimum temperatures were within half a degree of average at all sites.

Well above average rainfall in autumn

• Autumn rainfall was well above average and some sites had their highest total autumn rainfall for at least 20 years. 
• Rainfall in March was very much above average, and record high at a few sites. Persistent showers, thunderstorms and periods of rain saw most locations generally recording more than 200 mm for the month. Some sites had their highest autumn daily rainfall on record. The extreme falls occurred in connnection with the major rainfall event in March, and Special Climate Statement 74 was issued.
  
• Rainfall totals were near to above average across Greater Brisbane in April.
• In May, rainfall was average to above average across Greater Brisbane, with most of the monthly total falling in the first half of the month.

Maximum temperature were generally cooler than usual

• Mean maximum temperatures for autumn were generally cooler than usual at most sites in Greater Brisbane.
• In March, mean maximum temperatures were cooler than average at most sites.
• Mean maximum temperatures were cooler than usual across Greater Brisbane in April, and in May, mean maximum temperatures were close to average.
• Mean minimum temperatures for autumn were within half a degree of the long-term average, with some sites slightly warmer than usual and some sites slightly cooler than usual.
• Mean minimum temperatures were warmer than average at most sites in March.
• April mean minimum temperatures were cooler than usual, with some sites, including Amberley and Beaudesert, more than one degree cooler than average.
• Mean minimum temperatures were within a degree of the long-term average in May.

Brisbane

• Total rainfall for Brisbane was 502.6 mm, which is 196% of the long-term average of 256.2 mm.
• The mean daily maximum temperature for Brisbane was 26.2 °C, which is 0.8 °C below the long-term average of 27.0 °C.
• The warmest day was 33.2 °C on 2 March, and the coolest day was on 5 May when the temperature reached 18.2 °C.
• The mean daily minimum temperature for Brisbane was 17.0 °C, which is 0.1 °C below the long-term average of 17.1 °C.
• The coldest morning was 8.7 °C on 17 May, and the warmest morning was on 1 March when the minimum temperature was 24.1 °C.

Extremes Maps Records Summaries Important notes the top

Extremes Maps Records Summaries Important notes the top

* note: there are gaps in the historical record at this site, so it is possible a higher value has gone unreported

Extremes Maps Records Summaries Important notes the top

Extremes Maps Records Summaries Important notes the top