Wednesday, 1 November 2023 - Monthly Climate Summary for Victoria - Product code IDCKGC16R0

Victoria in October 2023

Rainfall

• Averaged across the state rainfall for October was 69.45 mm, which was 7.5% above the 1961–1990 average.
• October rainfall totals were above average in northern, central and eastern parts of the state and the highest on record for an area of the West & South Gippsland district. In contrast, rainfall totals were below average across much of western Victoria.
• On 3rd to 5th, a cold front and a low pressure system generated widespread across rainfall Victoria. Many sites in eastern, central and northern Victoria had their highest October daily rainfall on record on the 4th.
• Several sites had their highest total October rainfall on record or their highest total October rainfall for at least 20 years.
• Mt Hotham had its wettest day in the state on the 4th, receiving 198.8 mm in the 24 hours to 9am. This was the highest daily rainfall on record for the site in October, as the previous record for October was 130.2 mm on 31 October 2010. Mt Hotham was also the wettest site overall in the state in October recording a rainfall total of 331.4 mm.

Temperature

• Averaged across the state, the mean maximum temperature was 0.52 °C above the 1961–1990 average.
• The mean maximum temperature for most of Victoria was close to average.
• Mean maximum temperatures were above average in the East Gippsland district and small areas of the North East, West & South Gippsland and Mallee districts. A small pocket of East Gippsland district also had its highest October mean maximum temperatures on record.
• The mean minimum temperature was below average for most of western and northern Victoria and very much below average for an area of the Wimmera district (lowest 10% of historical observations). In contrast, areas of the South West, Central and the East Gippsland districts recorded October minimum temperatures above average.
• The coldest night was -5.9 °C at Falls Creek on 26th and many sites across the state also had mean minimum temperatures below average on this night.

Extremes Maps Records Summaries Important notes the top

Extremes Maps Records Summaries Important notes the top

Maps
	Observed	Anomaly	Decile rank
Total rainfall
Mean daily maximum temperatures
Mean daily minimum temperatures

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* 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