Perth · Month comparison
May vs October
October ranks #1 overall vs May at #7. Best wildflower month — 24°C, dry, world's most diverse spring bloom on full display.
May
#7 of 12 months
Strong option
Rains arrive — 90mm, but mild 23°C days between fronts; Kings Park at its greenest.
- ↑23°C and quiet — locals reclaim Kings Park and Elizabeth Quay
- ↑Hotel rates at lowest outside winter; East Perth deals available
October
#1 of 12 months
Best match
Best wildflower month — 24°C, dry, world's most diverse spring bloom on full display.
- ↑Peak wildflower month — WA is the world's most biodiverse wildflower region
- ↑24°C, light winds, sea climbing back to 19°C
| Factor | May | October |
|---|---|---|
| Weather score | 7 | 10 |
| Value score | 8 | 7 |
| Crowd score | 8 | 7 |
| Events score | 5 | 9 |
| Atmosphere | 7 | 10 |
| Avg high temp | 23°C | 24°C |
| Monthly rain | 90mm | 45mm |
| Daily sunshine | 7hrs | 9hrs |
May trade-offs
- ↓90mm rain across 10 wet days — westerly fronts every few days
- ↓Sea drops to 20°C; swimming over for casual visitors
October trade-offs
- ↓Wildflower tours book ahead — best routes (Coalseam, Mt Lesueur) fill weekends
- ↓Bushfire-prep season starts — total fire bans on hot windy days
Scores compare months within Perth. Climate data: Open Meteo ERA5 30-year normals (1991–2020). Methodology →