SeasonMapLord Howe Island weather in September
Australia
September in Lord Howe Island: nice, a little rain, with clean air — a great time to visit.
#8 of 12 months in Lord Howe Island · #786 of 1383 destinations to visit in September · comfort 77/100 (tier B)
Updated September 2026 · climate normals from ERA5 reanalysis
Traveller notes on Lord Howe Island in September
Other months in Lord Howe Island
Lord Howe Island's forum calls January peak season — warm, stable, sunny days around 25°C with calm conditions the norm. Regulars are candid that the sea itself is cooler than the air temperature suggests, with some visitors reaching for a wetsuit even in the height of summer, and note the island caps visitor numbers so accommodation books out well ahead for January and February.
Add your own note from Lord Howe Island's card on the map.
Lord Howe Island climate normals — September
| Daytime high | 20°C / 68°F | 😎 nice |
|---|---|---|
| Nighttime low | 14°C / 58°F | |
| Feels like (high) | 18°C / 64°F | |
| Sea temperature | 19°C / 67°F | 🌊 fresh |
| Rainfall | 78 mm / 3.1 in | 🌦 some rain |
| Rainy days | 9 days | |
| Humidity | 71% | 💧 humid |
| Dew point | 13°C / 55°F | |
| Sunshine | 9.8 h/day | |
| Daylight | 11.9 h | |
| Wind | 36 km/h / 22 mph | |
| Air quality (US AQI) | 42 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Lord Howe Island in September
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.
BusySpring break in Australia, school holidays in 2 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Lord Howe Island's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Fair weatherLord Howe Island's weather peaks December–February, best around January.
Best weatherFair weatherToughest weather
What's on in Lord Howe Island in September
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Rule
Four hundred visitors at a time
1 Jan – 31 DecBook earlyThe island caps beds at four hundred visitors, so the flights and the lodges are effectively the same booking. Christmas and the Easter fortnight go a year out; nothing is decided last minute here. Source ↗
- Nature
Providence petrels
1 Mar – 31 Oct · usuallyBirdlife seasonThe petrels nest on the mountains through the cool months and will drop out of the sky onto the ridge when you call to them, most reliably from March to May. They breed nowhere else.
- Nature
Seabird nesting season
1 Sep – 15 Apr · usuallyBirdlife seasonSooty terns, noddies and tropicbirds come back to nest from spring, some of them on the ground beside the road. It is loud, it smells, and it is why the island is on the heritage list.
Where is Lord Howe Island?
Lord Howe Island in September — FAQ
- Is September a good time to visit Lord Howe Island?
- September in Lord Howe Island: nice, a little rain, with clean air — a great time to visit. It ranks #8 of 12 months for Lord Howe Island on SeasonMap's comfort score (77/100).
- What is the weather like in Lord Howe Island in September?
- In September, Lord Howe Island averages a daily high of 20.2°C and a low of 14.2°C, with about 77.5 mm of rain over roughly 8.7 rainy days.
- What is the air quality in Lord Howe Island in September?
- Lord Howe Island has a mean US Air Quality Index of about 42 in September.