Average temperatures, rainfall and packing tips for Perth, Australia in January
January in Perth is typically hot, with average daytime highs around 30°C and nights near 19°C. It is one of the warmer months of Perth's year.
January is essentially dry in Perth - rainfall is negligible on average and it is typically the driest month of the year.
← Perth weather tomorrow (live)
In January, Perth averages a daytime high of about 30°C and a night-time low of around 19°C, based on recent historical data.
January is essentially dry in Perth - rainfall is negligible on average and it is typically the driest month of the year.
January is one of the most comfortable months to visit Perth - daytime temperatures sit in a pleasant range and it's a good pick for sightseeing and time outdoors.