Uluru (Ayers Rock) weather in December

December in Uluru: sweltering, a little rain, with clean air — a hit-or-miss time to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Uluru🇦🇺 Australia · Western Australia & the Outback · National park46
  1. 39Jan
  2. 43Feb
  3. 55Mar
  4. 79Apr
  5. 90May
  6. 86Jun
  7. 92Jul
  8. 88Aug
  9. 82Sep
  10. 71Oct
  11. 60Nov
  12. 46Dec

#10 of 12 months in Uluru · #1247 of 1413 destinations to visit in December · comfort 46/100 (tier F)

Days
35°C
Nights
20°C
Wet days
4
Sun
11.6 h
Humidity
29%
Daylight
14 h
Uluru, Australia
Photo: Jonas Schallenberg · Pexels

Traveller notes on Uluru in December

Other months in Uluru

Uluru-forum threads on a February visit describe real heat reaching the high thirties to forty degrees, posters naming the desert's dry heat as more bearable than humid heat elsewhere despite the extreme numbers. Regulars call rangers genuinely quick to close climbs and walks once temperatures exceed or are forecast to exceed thirty-six degrees, several posters naming this a real factor that can change plans. Posters call dawn and dusk the real standard sightseeing windows, several regulars naming midday poolside time as the practical way to handle the heat. Regulars call a fly net genuinely essential alongside the usual hat and sunscreen, several threads naming this repeatedly as a must-pack item for February. Posters recommend checking the forecast each morning before planning the day, several regulars calling this standard given how quickly closures can happen. The record: 35.9C days, 20.7C nights, 21.5mm across over 2 days and 27 percent humidity.
UluruFebruaryRegular · February · 1 month ago · Read more on Tripadvisor ↗
Uluru-forum threads on a September visit call this genuinely a strong window, posters describing conditions as starting to warm without reaching peak summer intensity and well clear of winter's cold mornings. Regulars call early September a real advantage over the school holiday stretch, considerably fewer visitors than later in the month once holidays begin. Posters recommend a wide-brimmed hat over a baseball cap specifically, alongside solid closed shoes for the walking trails around both Uluru and Kata Tjuta. Regulars call sunrise and sunset tours a genuine highlight this month, conditions generally reliable for viewing. Posters recommend the Hop On Hop Off bus for anyone wanting flexibility, five runs a day typical during the September schedule. The record: 26.6C days feeling like 27C, 9.5C nights, 14.3mm across over 2 days and 32 percent humidity.
UluruSeptemberRegular · September · 1 month ago · Read more on Tripadvisor ↗
Uluru-forum threads on an early April visit describe conditions as genuinely pleasant, posters calling mornings cool enough for a proper walk while afternoons warm up considerably without tipping into harsher summer heat. Regulars call the base walk, a flat two-hour loop around the rock, considerably easier than any climb attempt and doable comfortably this time of year. Posters describe the climb itself, when open on a given day, as entirely weather-dependent, rangers running assessments through the morning and early afternoon before deciding. Regulars recommend not giving up on a closed morning assessment, conditions can shift enough by midday for a later opening. Posters call flies a genuine nuisance regardless of how good the weather is, a head net worth packing. Regulars recommend sunrise or sunset for the best light and cooler temperatures. The record: 28.2C days feeling like 25C, 13.4C nights, a scant 1.1 days of measurable precipitation and 33 percent humidity.
UluruAprilRegular · April · 1 month ago · Read more on Tripadvisor ↗
Uluru-forum threads on packing for June describe a genuinely wide daily temperature swing, mild afternoons in the high teens to low 20s dropping to well below freezing overnight, since the Red Centre's desert air holds almost no daytime heat once the sun goes down. Posters plan around that swing rather than the daytime reading alone - light layers for midday, a proper down jacket, hat and gloves for any sunrise or sunset viewing, exactly when most visitors are out on the rock's viewing platforms. Regulars call June through August the most comfortable window of the year overall because of the mild days, provided the cold mornings and evenings are taken seriously. The desert stays essentially free of precipitation this time of year, so a washed-out day is a non-issue. The record: 18.6C days feeling like 14C, 3.9C nights, 50 percent humidity, 8.9 hours of sun and a clean 20 AQI.
KataTjutaJuneRegular · June · 1 month ago · Read more on Tripadvisor ↗

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Uluru climate normals — December

Daytime high35°C / 96°F🔥 sweltering
Nighttime low20°C / 68°F
Feels like (high)34°C / 93°F
Rainfall39 mm / 1.5 in🌦 some rain
Rainy days4 days
Humidity29%🌵 dry
Dew point5°C / 41°F
Sunshine11.6 h/day
Daylight13.7 h
Wind28 km/h / 17 mph
Air quality (US AQI)27🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Uluru in December

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.

BusySummer holidays in Australia, school holidays in 3 of the markets that fill it(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Best months for Uluru'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).

Toughest weatherUluru's best weather comes in May, July and August — separate windows, not one continuous season.

December coincides with Heat closures on the walks.

JFMAMJJASOND

Best weatherFair weatherToughest weather

What's on in Uluru in December

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Rule

    Park gates open by the sun

    1 Jan – 31 DecClosuresBook early

    The park opens about half an hour before sunrise and shuts after sunset, on times that shift every month, and you cannot be inside outside them. Sunrise in December means leaving the resort before five. Source ↗

  • Closure

    Heat closures on the walks

    1 Nov – 31 Mar · usuallyRisk

    Park rangers close the Valley of the Winds beyond the first lookout from eleven in the morning whenever the forecast hits the mid-thirties, and the same logic applies to the Uluru base walk. Summer walking means starting at first light or not at all. Source ↗

  • Hazard

    Summer storms and waterfalls

    1 Dec – 15 Mar · usuallyFlood seasonClosures

    Thunderstorms come off the desert in the hot months and the rock runs with waterfalls for a few hours, which is the sight nobody plans for. The same rain closes park roads and the Lasseter Highway. Source ↗

What's on around the world in December →

Where is Uluru?

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Uluru in December — FAQ

Is December a good time to visit Uluru?
December in Uluru: sweltering, a little rain, with clean air — a hit-or-miss time to visit. It ranks #10 of 12 months for Uluru on SeasonMap's comfort score (46/100).
What is the weather like in Uluru in December?
In December, Uluru averages a daily high of 35.4°C and a low of 20.2°C, with about 39.2 mm of rain over roughly 3.6 rainy days.
What is the air quality in Uluru in December?
Uluru has a mean US Air Quality Index of about 27 in December.