Sydney climate

Sydney Weather in October

NASA POWER reanalysis for the half-degree grid cell around Sydney, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from 16°C on October 1 to 10°C on October 31, and lows from 10°C to 5°C. Normal precipitation for the month is 115 mm over about 12 wet days.

October day by day

The normal high and low for each date, in °C.

Normal daily high and low temperature at Sydney, in °C, with the record for each date.-50510152025151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

October at a glance

Average high
13°C
Average low
8°C
Precipitation
115 mm
Reanalysis high
22°COct 12, 2003
Reanalysis low
0°COct 27, 2018
Daylight
11 h 42 min to 10 h 08 min
Cloud cover
76%
Humidity
81%
Dew point
7°C
Wind
27.0 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

DateNormal highNormal lowReanalysis highReanalysis lowChance wet
Oct 116°C10°C21°C 20107°C 199141%
Oct 216°C10°C22°C 20026°C 199242%
Oct 316°C10°C21°C 19957°C 201942%
Oct 416°C10°C21°C 20056°C 199243%
Oct 515°C10°C21°C 20015°C 201142%
Oct 615°C9°C20°C 20055°C 201142%
Oct 715°C9°C21°C 20054°C 201141%
Oct 814°C9°C21°C 19944°C 201141%
Oct 914°C9°C21°C 20115°C 200840%
Oct 1014°C9°C21°C 20175°C 200242%
Oct 1114°C8°C20°C 20035°C 199342%
Oct 1214°C8°C22°C 20035°C 199343%
Oct 1313°C8°C17°C 19925°C 199442%
Oct 1413°C8°C19°C 20154°C 201242%
Oct 1513°C8°C21°C 20143°C 199642%
Oct 1613°C8°C20°C 20172°C 199643%
Oct 1713°C7°C18°C 20134°C 200043%
Oct 1812°C7°C17°C 20133°C 201843%
Oct 1912°C7°C18°C 20142°C 201842%
Oct 2012°C7°C17°C 20202°C 201542%
Oct 2112°C7°C17°C 20123°C 199342%
Oct 2212°C7°C17°C 20203°C 201843%
Oct 2311°C6°C16°C 20031°C 201843%
Oct 2411°C6°C19°C 20171°C 199743%
Oct 2511°C6°C18°C 20172°C 199743%
Oct 2611°C6°C18°C 19911°C 199343%
Oct 2711°C6°C16°C 20170°C 201844%
Oct 2811°C6°C16°C 20101°C 199945%
Oct 2910°C5°C16°C 19952°C 201346%
Oct 3010°C5°C17°C 20031°C 200945%
Oct 3110°C5°C15°C 20172°C 202044%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Sydney, in percent.010203040501102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (ADT).

October 1
sunrise 6:59 AM, sunset 6:41 PM
October 31
sunrise 7:40 AM, sunset 5:48 PM

Every day of October: sun and moon

Other months

Sources

Cloud, humidity, wind and sunshine, and temperature and precipitation: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.