Best time to visit Perth
The best months to visit Perth are October, April and November, based on month-by-month temperature and rainfall data. The full year of weather, daylight, holidays, and festival timing is below.
October, April and November score best for Perth weather:
- April26° / 14°CApril is warm and comfortable, good for Swan Valley, beaches, and long CBD walks.
- October24° / 11°COctober dries and warms, one of the easiest months for Rottnest, Fremantle, and beaches.
- November27° / 13°CNovember feels summery without peak heat, good for Cottesloe and outdoor dining.
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By TripSapien Research · Updated May 20, 2026
Perth weather by month
| Month | High | Low | Rain (mm) | Rainy days | Daylight | Sea |
|---|---|---|---|---|---|---|
| January | 32° | 18° | 15 | 1 | 14h | 25° |
| February | 32° | 18° | 15 | 1 | 13h | 25° |
| March | 30° | 16° | 20 | 2 | 12h | 24° |
| AprilBest weather | 26° | 14° | 30 | 4 | 11h | 22° |
| May | 22° | 11° | 80 | 9 | 10h | 21° |
| June | 20° | 9° | 125 | 12 | 10h | 19° |
| July | 19° | 8° | 140 | 14 | 10h | 17° |
| August | 19° | 8° | 120 | 13 | 11h | 17° |
| September | 21° | 9° | 80 | 11 | 12h | 17° |
| OctoberBest weather | 24° | 11° | 35 | 5 | 13h | 20° |
| NovemberBest weather | 27° | 13° | 30 | 4 | 14h | 21° |
| December | 30° | 16° | 10 | 2 | 14h | 24° |
Temperatures in °C. Long-term monthly averages.
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Perth month by month
January
Perth in January: 32.3°C high, 17.6°C low, 15mm rain over 1 days, 13.9h daylight. Hot and dry — outdoor friendly, hydrate.
February
Perth in February: 32.4°C high, 17.8°C low, 15mm rain over 1 days, 13.1h daylight. Hot and dry — outdoor friendly, hydrate.
March
Perth in March: 30.1°C high, 16.3°C low, 20mm rain over 2 days, 12.2h daylight. Hot and dry — outdoor friendly, hydrate.
AprilBest weather
Perth in April: 26.4°C high, 13.5°C low, 30mm rain over 4 days, 11.2h daylight. Mild and dry — shoulder-season sweet spot.
May
Perth in May: 22.4°C high, 10.6°C low, 80mm rain over 9 days, 10.4h daylight. Mild and dry — shoulder-season sweet spot.
June
Perth in June: 19.5°C high, 9°C low, 125mm rain over 12 days, 9.9h daylight. Mild but rainy — flexible plans pay off.
July
Perth in July: 18.5°C high, 8.2°C low, 140mm rain over 14 days, 10.1h daylight. Mild but rainy — flexible plans pay off.
August
Perth in August: 19.1°C high, 8.3°C low, 120mm rain over 13 days, 10.8h daylight. Mild but rainy — flexible plans pay off.
September
Perth in September: 20.6°C high, 9.1°C low, 80mm rain over 11 days, 11.8h daylight. Mild and dry — shoulder-season sweet spot.
OctoberBest weather
Perth in October: 23.7°C high, 10.8°C low, 35mm rain over 5 days, 12.8h daylight. Mild and dry — shoulder-season sweet spot.
NovemberBest weather
Perth in November: 27°C high, 13.4°C low, 30mm rain over 4 days, 13.7h daylight. Mild and dry — shoulder-season sweet spot.
December
Perth in December: 30.2°C high, 15.7°C low, 10mm rain over 2 days, 14.1h daylight. Hot and dry — outdoor friendly, hydrate.
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