Cool
Average highs are around 19°C, so pack for cooler days.
January verdict
Poor for holiday weather
Average highs are around 19°C, so pack for cooler days. Sunshine averages 8.1h per day, so bright days are a strong part of the month. Rainfall averages 135mm, so some wet days are possible.
Monthly averages
Temp
19°C
Rain
135mm
Sun
8.1h
Sea
16°C
Weather score
37
Poor
Cool
Average highs are around 19°C, so pack for cooler days.
Showers
Rainfall averages 135mm, so some wet days are possible.
Bright
Sunshine averages 8.1h per day, so bright days are a strong part of the month.
Cool sea
Sea temperatures average 16°C, so the water can feel cool.
Map
Compare Southwest National Park, Australia with nearby places by weather score, rain, sun, temperature, and swim conditions.
January19°C average high
January is one of Southwest National Park's hottest months, so shade and slower afternoons matter.
Warmest monthsJanuary to March and December
This stretch sets the upper range for average daytime heat.
January135mm average rain
January sits on the drier side of Southwest National Park's year, which helps with sightseeing and transfers.
Driest monthsJanuary to March
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
January8.1 hours average sun
January is one of Southwest National Park's sunniest months, with some of the strongest bright-day conditions in the yearly averages.
Brightest monthsJanuary to February and December
This stretch has the strongest sunshine in the monthly averages.
January16°C average sea
January sits in the warmer sea-temperature season, usually making swimming easier to enjoy.
Warmest seaJanuary to April
Sea temperatures are usually near 16°C in this stretch, so swimming comfort is at its strongest.
January37 weather score
January is one of Southwest National Park's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsJanuary to February
These months have the strongest weather score in the monthly averages.