Perth weather in January
Monthly temperatures, rain, humidity, what to wear and what to pack — 2024–2025 historical average
Perth January weather at a glance
In January, Perth averages 25.3°C, with typical highs of 30.9°C and lows of 20.2°C. The historical average is 1 wet days and 55% humidity.
Perth January temperature & humidity
Perth January rain & wet days
Pack a compact umbrella. Keep an indoor stop available between outdoor activities.
What to wear in Perth in January
Expect intense heat. Pack lightweight quick-dry clothing, sun protection and a refillable bottle. The typical day-to-night swing is about 11°C, so bring an extra layer.
- DaytimeBreathable short sleeves, hat and sunscreen · average high 30.9°C
- Morning & eveningLight layer for air-conditioned rooms · average low 20.2°C
- FootwearComfortable walking shoes; quick-dry footwear for rainy days.
Packing essentials
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Perth January sunrise & sunset times
2026 January · Local time (Australia/Perth)
| Date | Sunrise | Sunset | Daylight |
|---|---|---|---|
| 2026-01-01 | 05:14 | 19:26 | 14h 12m |
| 2026-01-15 | 05:25 | 19:26 | 14h 0m |
| 2026-01-31 | 05:40 | 19:19 | 13h 39m |
For sunset photos, arrive before the listed sunset time. Clouds, mountains and buildings can change when the sun becomes visible or disappears.
Calculated for the city coordinates with daylight saving applied. SunCalc · tz-lookup
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Best months to visit Perth
Bar height shows our simple weather-comfort score, not a safety rating; colour shows temperature.
January weather by year
Daily weather in 2025
Daily high and low temperatures; blue labels show precipitation
Frequently asked questions
What is Perth weather like in January?
In January, Perth averages 25.3°C, with typical highs of 30.9°C and lows of 20.2°C. The historical average is 1 wet days and 55% humidity. Our weather-comfort rating for this month is excellent.
Does it rain a lot in Perth in January?
There are about 1 wet days in January. A compact umbrella is still useful.
What should I wear in Perth in January?
Expect intense heat. Pack lightweight quick-dry clothing, sun protection and a refillable bottle. The typical day-to-night swing is about 11°C, so bring an extra layer.
What are the best months to visit Perth?
Recent weather data rates January, February, March, April among the more comfortable months.
Where can I check Perth weather in January in real time?
Check local webcams for the view right now and a local weather service for today’s forecast. Monthly temperatures here are historical averages.
What time are sunrise and sunset in Perth in January?
On 2026-01-15, calculated sunrise is 05:25 and sunset is 19:26 in local time (Australia/Perth). Times vary by date and terrain.
Perth weather by month
More Oceania destinations in January
Open-Meteo (CC BY 4.0) · 2024–2025 historical data, aggregated and rounded by this site. Not a forecast or long-term climate normal. Calculation method and limitations