Perth Weather in January
Australia · January climate averages and travel tips
Avg high27°C (80°F)
Avg low20°C (67°F)
Rainfall18 mm (0.7 in)
RatingExcellent 10/10
Expect hot days in Perth in January: the average high is 27°C (80°F) and the average low is 20°C (67°F). January is summer in Australia. The month is very dry, with about 18 mm (0.7 in) of rain spread over 2 days, one of the driest months of the year. You get roughly 13.9 hours of daylight and mostly clear skies.
Is January a good time to visit Perth?
Yes — January is one of the best months to visit Perth. The weather rates excellent (10/10) on our comfort score.
January weather at a glance
| Average high | 27°C (80°F) |
|---|---|
| Average low | 20°C (67°F) |
| Daily mean | 23°C (74°F) |
| Rainfall | 18 mm (0.7 in) |
| Rainy days (1 mm+) | 2 |
| Humidity | 64% |
| Cloud cover | 29% |
| Daylight | 13.9 hours |
| Est. sunshine | 10.9 hours/day |
| Wind | 20.3 km/h |
| vs December | 2°C warmer than December, with similar rainfall. |
What to pack for Perth in January
- light, breathable clothing
- sunscreen and a hat
Perth weather in other months
Jan27°C / 20°C18 mmExcellentFeb27°C / 20°C18 mmExcellentMar26°C / 20°C22 mmExcellentApr23°C / 18°C33 mmExcellentMay21°C / 16°C73 mmExcellentJun19°C / 15°C100 mmGoodJul18°C / 14°C122 mmFairAug18°C / 14°C93 mmGoodSep19°C / 14°C61 mmExcellentOct20°C / 15°C32 mmExcellentNov23°C / 16°C21 mmExcellentDec25°C / 18°C13 mmExcellent
← DecemberBest time to visit PerthFebruary →
Where else is good in January? See where to go in January.