Cool
Average highs are around 5°C, so pack for cooler days.
October verdict
Heard Island and McDonald Islands in October
Weather score24Poor
Poor for holiday weather
Average highs are around 5°C, so pack for cooler days. Sunshine averages 0h per day, so this is not one of the brighter months. Rainfall averages 98mm, so some wet days are possible.
October weather
Monthly averages
Temp
5°C
Rain
98mm
Sun
0h
Sea
1°C
Weather score
24
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 98mm, so some wet days are possible.
Limited sun
Sunshine averages 0h per day, so this is not one of the brighter months.
Cool sea
Sea temperatures average 1°C, so the water can feel cool.
Map
Weather map
Compare Heard Island and McDonald Islands with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
October5°C average high
October is on the cooler side of Heard Island and McDonald Islands' year, useful if you prefer less intense daytime heat.
Warmest monthsJanuary to May
This stretch sets the upper range for average daytime heat.
Rain
October98mm average rain
October sits on the drier side of Heard Island and McDonald Islands' year, which helps with sightseeing and transfers.
Driest monthsJanuary to February and June to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
October0 hours average sun
October is close to Heard Island and McDonald Islands' usual sunshine level, with limited seasonal swing across the year.
Brightest monthsAll year
Sunshine stays consistently strong through the year.
Sea temperature
October1°C average sea
October is one of the coolest sea months, so the water may feel fresher than in peak months.
Warmest seaJanuary to June and December
Sea temperatures are usually near 3°C in this stretch, so swimming comfort is at its strongest.
Weather score
October24 weather score
October sits close to Heard Island and McDonald Islands' yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJanuary to February and November to December
These months have the strongest weather score in the monthly averages.