Wollongong weather by month

The best time to visit Wollongong is December to February — 85/100 in January, 25°C and 11 rainy days. The best season is summer, December to February (84/100 on average).

The worst month is June at 70/100 — nice, rainy, clean air. See June →

Updated September 2026 · climate normals from ERA5 reanalysis

Planning the wider trip? Best time to visit Australia →

Wollongong🇦🇺 Australia · Australian East Coast · Beach85
  1. 85Jan
  2. 83Feb
  3. 78Mar
  4. 82Apr
  5. 77May
  6. 70Jun
  7. 71Jul
  8. 75Aug
  9. 80Sep
  10. 82Oct
  11. 81Nov
  12. 84Dec

Best season: December to February (84/100 on average) · worst June (70/100)

Days
25°C
Nights
20°C
Wet days
11
Sun
10.8 h
Humidity
78%
Daylight
14 h
Wollongong, Australia
Photo: Onin · Pexels

Wollongong, month by month

Comfort score out of 100 for the kind of trip Wollongong is best for, the average high, rainy days and hours of sun a day from the climate normals, and how busy it tends to be.

MonthScoreTierHighRainSunCrowdsOn
Jan85A25°C11 d11 hPeak3
Feb83A25°C10 d11 hBusy1
Mar78B24°C12 d9 hBusy2
Apr82A23°C7 d9 hPeak2
May77B20°C6 d9 hShoulder1
Jun70B18°C6 d8 hBusy1
Jul71B18°C5 d8 hBusy1
Aug75B18°C5 d9 hQuiet1
Sep80A20°C6 d10 hBusy1
Oct82A22°C8 d10 hPeak2
Nov81A23°C8 d11 hBusy2
Dec84A24°C8 d11 hPeak2

What's on in Wollongong through the year

Festivals, natural spectacles, holidays and the seasons to watch out for — curated and sourced. The month pages carry the detail.

January
  • Illawarra Folk Festival10–25 Jan (usually)Festival
March
  • Easter long weekend3–6 AprHoliday
May
  • Humpbacks past the escarpment15 May – 15 Nov (usually)Nature
October
  • Grand Pacific Drive weekends1 Oct – 30 AprSeason
December
  • Summer holiday peak18 Dec – 31 JanSeason

Crowds in Wollongong in January

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Peak crowdsIllawarra Folk Festival, Grand Pacific Drive weekends, Summer holidays in Australia(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Traveller notes on Wollongong

What people who have been say about the place — the year-round notes first, then month by month.

Forum posters note Wollongong genuinely gets a lot of rain year-round - more than twice London's annual rainfall by one poster's count, with roughly 137 days of some rain a typical year - so a summer visit is never a sure bet for wall-to-wall sun. One visitor's five-day December trip (similar seasonal pattern to January) landed three good tourist days and two stormy ones spent mostly near the hotel, which posters treat as a fairly representative mix for this time of year. Despite the rain risk, posters describe January days as warm and pleasant when the weather does cooperate, with the coastal escarpment scenery and beaches making it worth building in flexibility rather than a rigid day-by-day plan.
Tripadvisor community · January · 1 month ago · Read more on Tripadvisor ↗
Forum posters describe Wollongong's July as squarely winter, cool with genuinely variable weather, and recommend wind-proof clothing given how biting the coastal wind can turn, especially once the dry southwesterlies pick up later in winter into August-September. Posters note Wollongong sees heavy-rain days regularly but overall fewer stretches of mixed, changeable weather than Melbourne, with roughly 137 rainy days a year on average. Posters describing the following spring, September through November, note those months bring markedly clearer, crisper conditions - useful context for anyone deciding between a winter or spring visit. Posters generally rate July as cool, wind-affected and genuinely wintry for Wollongong, workable with proper layers and wind protection.
Tripadvisor community · July · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Wollongong's card on the map.