Wollongong weather in May
May in Wollongong: nice, a little rain, with clean air — a great time to visit.
#8 of 12 months in Wollongong · #653 of 897 destinations to visit in May · comfort 75/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Wollongong in May
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Wollongong climate normals — May
| Daytime high | 18°C / 65°F | 😎 nice |
|---|---|---|
| Nighttime low | 14°C / 57°F | |
| Rainfall | 70 mm / 2.7 in | 🌦 some rain |
| Rainy days | 9 days | |
| Humidity | 72% | 💧 humid |
| Dew point | 10°C / 50°F | |
| Sunshine | 8.6 h/day | |
| Daylight | 10.3 h | |
| Wind | 21 km/h / 13 mph | |
| Air quality (US AQI) | 29 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Wollongong in May — FAQ
- Is May a good time to visit Wollongong?
- May in Wollongong: nice, a little rain, with clean air — a great time to visit. It ranks #8 of 12 months for Wollongong on SeasonMap's comfort score (75/100).
- What is the weather like in Wollongong in May?
- In May, Wollongong averages a daily high of 18.4°C and a low of 13.7°C, with about 69.8 mm of rain over roughly 9 rainy days.
- What is the air quality in Wollongong in May?
- Wollongong has a mean US Air Quality Index of about 29 in May.