Galesong weather in September

In September, Galesong sees average daytime highs of 28°C and overnight lows near 26°C, with 5 mm of rain across 1.1 wet days and about 12 hours of daylight. It is the 5th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 48% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 11 h 54 min at the start of September to 12 hours by month's end. Set against the rest of the year, September is Galesong's 2nd-clearest and 1st-windiest month. For the whole year in context, see Galesong's year-round climate.

Daytime high
28°
5th warmest
Overnight low
26°
7th coldest
Rainfall
5 mm
1.1 wet days
Daylight
12 hours
5:58 AM – 5:56 PM
Cloud cover
44%
2nd clearest
Wind
15 km/h
1st windiest
Solar energy
6.51 kWh/m²
Travel score
7.2
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical September day in Galesong reaches about 28°C in the afternoon and slips back to 26°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 29°C. Set against its neighbours, September runs on par with August and on par with October.

24°26°28°30°32°151015202530
Avg high (°C)Avg low (°C)
12826
22826
32826
42826
52826
62826
72826
82826
92826
102826
112826
122826
132826
142826
152826
162826
172826
182826
192827
202827
212827
222827
232827
242827
252827
262827
272827
282827
292827
302827

How September really feels in Galesong

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.

Galesong weather by month

How September compares with the rest of the year at a glance. September is the 5th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 26°91829.912.33.3
Feb28° / 26°74126.312.23.4
Mar28° / 26°49726.4123.6
Apr29° / 27°24718.711.94.3
May29° / 27°528.411.85.8
Jun28° / 27°335.211.76.4
Jul28° / 26°193.111.77.4
Aug28° / 26°41.111.87.8
Sep28° / 26°51.1127.2
Oct29° / 27°375.412.16.3
Nov29° / 27°20018.312.24.4
Dec28° / 26°83828.912.33.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 20% of September, with mostly cloudy or overcast conditions the remaining 32%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17129
27129
37129
47129
57129
67129
77129
87129
97030
107030
117030
126931
136931
147030
156931
166931
176931
186832
196931
206832
216733
226733
236634
246535
256535
266337
276337
286139
296139
306040

Chance of precipitation in September

Any precipitation

Galesong gets around 5 mm of rain over 1.1 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 4% and peaks near 8% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
13
23
33
43
53
62
72
82
92
102
112
122
132
142
153
163
173
184
194
205
215
225
236
246
256
267
277
287
298
308

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the oppressive band about 84% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
112853
212853
312853
412853
511863
611863
711863
811863
910873
1010873
1110873
129874
139874
149865
159856
168866
178857
188848
197849
207849
2168410
2268311
2368212
2458312
2558213
2658114
2748115
2848115
2948016
3038017

Wind in September

Winds average 15 km/h in September, the windiest month of the year.

Across September, daily wind ranges from about 15 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 54 min at the start of September to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over September. Sunrise moves from 6:05 AM to 5:51 AM, and sunset from 5:59 PM to 5:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:055:59
211.96:055:59
311.96:045:59
411.96:045:59
511.96:035:58
611.96:035:58
711.96:025:58
811.96:025:58
911.96:015:58
1011.96:015:57
1111.96:005:57
1212.06:005:57
1312.05:595:57
1412.05:595:56
1512.05:585:56
1612.05:585:56
1712.05:575:56
1812.05:575:56
1912.05:565:55
2012.05:565:55
2112.05:555:55
2212.05:555:55
2312.05:545:54
2412.05:545:54
2512.05:535:54
2612.05:535:54
2712.05:525:54
2812.05:525:53
2912.05:515:53
3012.05:515:53

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.51 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.04 kWh/m² to a high of 6.51 kWh/m² in September across the year — September's 6.51 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.3Intense
26.4Intense
36.4Intense
46.4Intense
56.4Intense
66.4Intense
76.5Intense
86.5Intense
96.5Intense
106.5Intense
116.5Intense
126.5Intense
136.5Intense
146.5Intense
156.5Intense
166.5Intense
176.5Intense
186.5Intense
196.5Intense
206.5Intense
216.5Intense
226.5Intense
236.5Intense
246.5Intense
256.5Intense
266.5Intense
276.5Intense
286.5Intense
296.5Intense
306.5Intense
Planning a trip in September

Hazard calendar for Galesong

In seasonPeak

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

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

Galesong'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 Galesong?

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

7.2
Sightseeing
3rd-best month of the year
8.5
Beach & pool
2nd-best month of the year

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

What to pack for Galesong in September

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

In September, Galesong sees daytime highs around 28°C and nights near 26°C. Pack light clothes and sun protection.

light clothessun protection

Sea temperature near Galesong in September

The nearest coast averages about 28°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in November at about 30°C and coldest in August near 27°C.

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

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr30Tropical
May29Tropical
Jun28Tropical
Jul28Warm
Aug27Warm
Sep28Warm
Oct29Tropical
Nov30Tropical
Dec30Tropical

UV index in Galesong in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Galesong peaks around February 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 19UV 15Jun 20UV 10
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May11Extreme
Jun10Extreme
Jul10Extreme
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov12Extreme
Dec13Extreme

Air quality in Galesong 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 Galesong is worst in October — around 16 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateOct 1616 µg/m³Feb 911 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar11Good
Apr13Moderate
May14Moderate
Jun15Moderate
Jul15Moderate
Aug13Moderate
Sep15Moderate
Oct16Moderate
Nov14Moderate
Dec12Good
Location & terrain

Where is Galesong?

Galesong sits at 5.3°S, 119.4°E, 12 m above sea level, in Indonesia. The nearest listed city is Makassar, 20 km away.

Topography around Galesong

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

Within 3 km, the terrain around Galesong has only modest variations in elevation — a maximum elevation change of 17 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 39 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,839 m.

The land around Galesong is covered by water (46%) and cropland (30%) within 3 km, water (54%) and cropland (24%) within 16 km, and water (64%) and trees (27%) within 80 km.

3 km
17 m
16 km
39 m
80 km
2,839 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Makassar 20 km · Maros 41 km · Sinjai 101 km · Watampone 137 km · Parepare 148 km · Sengkang 151 km · Majene 202 km · Polewali 210 km

Indonesia travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 29% of US
price level, 2025
GDP per capita
$5,060
2025
Happiness
5.6 / 10
World Happiness, 2025
Safe drinking water
30%
of population, 2024
Homicide rate
0.3
per 100k, 2022
Road deaths
11.3
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 471
Religion
Muslim 87%Protestant 8%Roman Catholic 3%Hindu 2%

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 Galesong (-5.3166°, 119.3661°, elevation 12 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).