Airlie Beach weather in September

In September, Airlie Beach sees average daytime highs of 23°C and overnight lows near 20°C, with 13 mm of rain across 3.6 wet days and about 11.9 hours of daylight. It is the 9th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 23°C through the month. The sky is clear or mostly clear about 71% of the time in September, and the air most often feels humid.

Daylight stretches from about 11 h 36 min at the start of September to 12 h 12 min by month's end. Set against the rest of the year, September is Airlie Beach's 1st-clearest and 12th-windiest month. For the whole year in context, see Airlie Beach's year-round climate.

Daytime high
23°
9th warmest
Overnight low
20°
4th coldest
Rainfall
13 mm
3.6 wet days
Daylight
11 h 54 min
6:03 AM – 5:56 PM
Cloud cover
29%
1st clearest
Wind
16 km/h
12th windiest
Solar energy
6.09 kWh/m²
Travel score
8.5
out of 10

Airlie Beach is town in Queensland, Australia.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 23°C through the month.

A typical September day in Airlie Beach reaches about 23°C in the afternoon and slips back to 20°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 25°C. Set against its neighbours, September runs about 2°C warmer than August and about 2°C cooler than October.

15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12319
22319
32319
42319
52319
62319
72319
82319
92319
102320
112320
122320
132320
142320
152320
162320
172320
182420
192420
202420
212420
222420
232420
242420
252421
262421
272421
282421
292421
302421

How September really feels in Airlie Beach

Once humidity and wind are folded in, September averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Airlie Beach weather by month

How September compares with the rest of the year at a glance. September is the 9th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 25°20117.613.15.2
Feb28° / 25°23318.412.74.7
Mar27° / 25°19117.612.15.4
Apr26° / 23°8613.911.56.4
May24° / 21°5010.511.17.1
Jun22° / 19°387.610.87.4
Jul21° / 18°284.410.97.8
Aug22° / 18°314.611.38.0
Sep23° / 20°133.611.98.5
Oct25° / 22°316.112.58.0
Nov27° / 24°598.4137.2
Dec28° / 25°10811.913.26.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 71% of the time in September, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 16% of September, with mostly cloudy or overcast conditions the remaining 13%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
18119
28119
38218
48218
58317
68416
78416
88515
98614
108614
118713
128713
138713
148713
158713
168812
178812
188812
198812
208911
218911
228911
238911
248911
258911
268911
278911
289010
299010
309010

Chance of precipitation in September

Any precipitation

Airlie Beach gets around 13 mm of rain over 3.6 wet days in September, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 13% and peaks near 17% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
117
217
317
416
516
615
714
814
913
1012
1112
1211
1311
1411
1511
1611
1711
1811
1911
2011
2111
2211
2311
2412
2512
2612
2712
2812
2912
3012

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the humid band about 46% of days. Sticky, muggy-or-worse air turns up on roughly 35% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
152348231
252248241
352249241
442149241
542149242
642049242
742049252
842049252
942049252
1042049252
1132049252
1231949263
1331949273
1431848283
1531748293
1631747303
1731647313
1831546324
1931545334
2021445354
2121344374
2221243385
2321143395
2421142405
2521041416
262941426
271940437
281839448
291839448
301738459

Wind in September

Winds average 16 km/h in September, the calmest month.

Across September, daily wind ranges from about 16 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
117light breeze
217light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2917light breeze
3017light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 36 min at the start of September to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over September. Sunrise moves from 6:17 AM to 5:50 AM, and sunset from 5:53 PM to 5:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:175:53
211.66:165:53
311.66:155:53
411.76:145:53
511.76:135:54
611.76:125:54
711.76:125:54
811.76:115:54
911.76:105:54
1011.86:095:55
1111.86:085:55
1211.86:075:55
1311.86:065:55
1411.86:055:56
1511.96:045:56
1611.96:035:56
1711.96:025:56
1811.96:015:56
1911.96:005:57
2012.05:595:57
2112.05:585:57
2212.05:575:57
2312.05:565:58
2412.05:555:58
2512.15:545:58
2612.15:535:58
2712.15:525:59
2812.15:515:59
2912.15:505:59
3012.25:505:59

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.09 kWh/m².

For context, solar energy here swings from a low near 3.86 kWh/m² to a high of 6.98 kWh/m² in November across the year — September's 6.09 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.4Bright
25.5Bright
35.5Bright
45.6Bright
55.6Bright
65.7Bright
75.7Bright
85.8Bright
95.8Bright
105.9Bright
115.9Bright
126.0Bright
136.0Intense
146.1Intense
156.1Intense
166.1Intense
176.2Intense
186.2Intense
196.2Intense
206.3Intense
216.3Intense
226.3Intense
236.3Intense
246.4Intense
256.4Intense
266.4Intense
276.4Intense
286.5Intense
296.5Intense
306.5Intense
Planning a trip in September

Hazard calendar for Airlie Beach

In seasonPeak

None of Airlie Beach's seasonal hazards are active in September. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Airlie Beach sits in the South Indian Ocean cyclone belt; the season peaks January–March.

Airlie Beach's monsoon runs December–March, when most of the year's rain falls.

Cyclone
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Airlie Beach?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

8.5
Sightseeing
1st-best month of the year
6.8
Beach & pool
3rd-best month of the year

September is one of the better times to visit Airlie Beach for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Airlie Beach in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, Airlie Beach sees daytime highs around 23°C and nights near 20°C. Pack sun protection. Worth having: light clothes. About 4 days see rain.

sun protectionlight clothes

Sea temperature near Airlie Beach in September

The nearest coast averages about 24°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 18 km away) is warmest in February at about 29°C and coldest in August near 22°C.

The water stays above 20°C all year — warm enough for a swim any month.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb29Tropical
Mar28Tropical
Apr27Warm
May25Warm
Jun23Refreshing
Jul22Refreshing
Aug22Refreshing
Sep24Refreshing
Oct25Warm
Nov27Warm
Dec28Warm

UV index in Airlie Beach in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Airlie Beach peaks around February 9 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 7 (high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeFeb 9UV 16Jun 22UV 7
UV index (midday)Level
Jan16Extreme
Feb16Extreme
Mar13Extreme
Apr11Extreme
May8Very high
Jun7High
Jul7High
Aug8Very high
Sep11Extreme
Oct12Extreme
Nov13Extreme
Dec13Extreme

Air quality in Airlie Beach in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Airlie Beach is worst in November — around 15 µg/m³ PM2.5 (moderate), about 3.6× the cleanest month (July, 4 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodNov 1614 µg/m³Jul 134 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb6Good
Mar6Good
Apr5Good
May5Good
Jun5Good
Jul4Good
Aug5Good
Sep6Good
Oct8Good
Nov15Moderate
Dec7Good
Location & terrain

Where is Airlie Beach?

Airlie Beach sits at 20.3°S, 148.7°E, 0 m above sea level, in Australia. The nearest listed city is Mackay, 109 km away.

KirwanRockhamptonGladstoneCairnsPort DouglasBundaberg

Topography around Airlie Beach

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Airlie Beach.

Within 3 km, the terrain around Airlie Beach has significant variations in elevation — a maximum elevation change of 436 m around an average of 50 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 657 m; within 80 km, large variations in elevation — a maximum elevation change of 1,146 m.

The land around Airlie Beach is covered by water (52%) and trees (36%) within 3 km, trees (46%) and water (46%) within 16 km, and water (58%) and trees (25%) within 80 km.

3 km
436 m
16 km
657 m
80 km
1,146 m
treesgrasslandcroplandartificial surfaceswatermangroves
September weather nearby: Mackay 109 km · Townsville 229 km · Kirwan 234 km · Rockhampton 392 km · Gladstone 477 km · Cairns 485 km · Port Douglas 543 km · Bundaberg 633 km

Australia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type I
230 V · 50 Hz
Prices
≈ 90% of US
price level, 2025
GDP per capita
$65,130
2025
Happiness
6.9 / 10
World Happiness, 2025
Homicide rate
0.9
per 100k, 2023
Road deaths
4.9
per 100k/yr, 2019
Income group
High
World Bank
Religion
none 38%Roman Catholic 20%Protestant 18%other Christian 4%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Airlie Beach (-20.2675°, 148.7147°, elevation 0 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).