Weather in Perth in January 2025
- January is usually the driest month of the year in Perth
Average weather
Average temperature in Perth in January
Going from a maximum of +106°F during the day to a minimum of +61°F during the night, the temperature in January averages around +91°F.
The average maximum temperature goes up 12% by the end of the month, compared with the beginning of the month, from +82°F to +88°F.
Is Perth warm or cold in January?
Perth is typically warm in January.
Maximum temperatures go up compared to the previous month from +82°F to +86°F. The minimum temperature also goes up from +63°F to +66°F.
It’s generally warm, but pack a long-sleeve shirt for evenings.
January is one of the warmest months in Perth, here is the comparison with other months:
Climate in Perth in January
| December | January | February | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +82°F | +86°F | +88°F | ||||
| Min. temperature | ||||||
| +43°F | +48°F | +48°F | ||||
| Max. temperature | ||||||
| +108°F | +109°F | +109°F | ||||
| Rainfall | ||||||
| 10 mm | 16 mm | 18 mm | ||||
| Wind | ||||||
| 5 m/s | 5 m/s | 5 m/s | ||||
| Humidity | ||||||
| 55% | 52% | 54% | ||||
| Air pressure | ||||||
| 1011 HPa | 1010 HPa | 1011 HPa | ||||
| Sunny days | ||||||
| 21 | 23 | 20 | ||||
| Cloudy days | ||||||
| 9 | 7 | 7 | ||||
| Rainy days | ||||||
| 1 | 1 | 1 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
January weather is still as great as in December. It’s getting warmer as January arrives. The average maximum temperature goes up from +82°F to +86°F during the day. Prepare for more rain. Average rainfall goes from 10 mm to 16 mm. It feels drier, as humidity decreases from 55% to 52%. The average wind speed doesn’t change much during January, staying around 5 m/s. The good news is there are likely to be more sunny days in January, from 21 to 23.
February brings much the same weather, it remains great.
Wind
The average wind speed is 6 m/s getting up to 9 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Perth is gradually increasing during January, going from 7 m/s to 9 m/s over the course of the month.
How was the weather last January in Perth?
Climate Change Over the Years
The climate in Perth in January has not changed that much over the last 43 years.
The average temperature was the lowest in 1982 (+84°F) and the highest in 2010 (+96°F). The driest year was 1981 with only 0 mm of rainfall, and the wettest year was 2022 with 0 mm.
FAQ
Is January a good time to visit Perth?
Can you sunbathe in Perth in January?
Is Perth rainy in January?
Is it sunny in Perth in January?
Other cities in Australia
Monthly weather in Perth
Source of the data
For this page, we’ve looked at the typical weather in Perth, based on historical hourly weather data from January 1, 1979, to December 31, 2022.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.