Cool
Average highs are around 18°C, so pack for cooler days.
July verdict
Great Australian Bight Marine Park, Australia in July
Weather score37Poor
Poor for holiday weather
Average highs are around 18°C, so pack for cooler days. Sunshine averages 6.5h per day, enough for a balanced month. Rainfall averages 30mm, which is relatively low for holiday planning.
July weather
Monthly averages
Temp
18°C
Rain
30mm
Sun
6.5h
Sea
16°C
Weather score
37
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 30mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 6.5h per day, enough for a balanced month.
Cool sea
Sea temperatures average 16°C, so the water can feel cool.
Map
Weather map
Compare Great Australian Bight Marine Park, Australia with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
July18°C average high
July has some of the coolest average daytime highs of the year, so pack for fresher conditions.
Warmest monthsJanuary to March and November to December
This stretch sets the upper range for average daytime heat.
Rain
July30mm average rain
July is close to Great Australian Bight Marine Park's usual rainfall pattern, with little seasonal change across the year.
Driest monthsAll year
Rainfall stays comparatively low through the year.
Sun
July6.5 hours average sun
July is one of Great Australian Bight Marine Park's cloudier months, so sunshine-led plans are less reliable.
Brightest monthsJanuary to February and November to December
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
July16°C average sea
July is below Great Australian Bight Marine Park's yearly sea-temperature average, so swimming can feel fresher.
Warmest seaJanuary to April and December
Sea temperatures are usually near 20°C in this stretch, so swimming comfort is at its strongest.
Weather score
July37 weather score
July is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsJanuary to March and December
These months have the strongest weather score in the monthly averages.