Ciputat weather in September

In September, Ciputat sees average daytime highs of 32°C and overnight lows near 24°C, with 57 mm of rain across 11.1 wet days and about 12 hours of daylight. It is the 1st-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 23% 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 Ciputat's 4th-clearest and 7th-windiest month. For the whole year in context, see Ciputat's year-round climate.

Daytime high
32°
1st warmest
Overnight low
24°
5th coldest
Rainfall
57 mm
11.1 wet days
Daylight
12 hours
5:49 AM – 5:47 PM
Cloud cover
61%
4th clearest
Wind
6 km/h
7th windiest
Solar energy
6.15 kWh/m²
Travel score
3.8
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical September day in Ciputat reaches about 32°C in the afternoon and slips back to 24°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 33°C. Set against its neighbours, September runs on par with August and on par with October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13224
23224
33224
43224
53224
63224
73224
83224
93224
103224
113224
123224
133224
143224
153224
163224
173224
183224
193224
203224
213224
223224
233224
243224
253224
263224
273224
283224
293224
303224

How September really feels in Ciputat

Once humidity and wind are folded in, September averages 30 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
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Ciputat weather by month

How September compares with the rest of the year at a glance. September is the 1st-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 24°29928.212.32.9
Feb30° / 24°27826.912.22.7
Mar30° / 24°24328.4122.7
Apr31° / 24°20125.911.92.8
May31° / 24°11820.911.73.4
Jun31° / 24°8514.711.64.0
Jul31° / 23°6712.411.74.2
Aug32° / 24°438.811.84.3
Sep32° / 24°5711.1123.8
Oct32° / 24°12918.512.13.2
Nov31° / 24°21625.712.32.7
Dec30° / 24°26426.412.42.9

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 24% of September, with mostly cloudy or overcast conditions the remaining 52%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15347
25347
35347
45347
55347
65347
75347
85347
95248
105248
115050
125050
135050
144951
154951
164852
174654
184654
194654
204654
214555
224555
234456
244456
254456
264357
274357
284357
294159
304159

Chance of precipitation in September

Any precipitation

Ciputat gets around 57 mm of rain over 11.1 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 37% and peaks near 47% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
135
236
336
436
536
635
735
835
934
1034
1134
1233
1333
1433
1533
1633
1734
1834
1935
2036
2137
2238
2339
2440
2541
2643
2744
2845
2946
3047

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 80% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
118802
218811
318811
419801
519801
620791
720791
821781
921781
1021781
1121781
1222771
1322771
1422771
1521781
1621781
1721772
1820782
1919792
2018802
2117812
2216822
2316822
2415832
2514842
2613852
2712862
2812862
2911863
3011863

Wind in September

Winds average 6 km/h in September.

Across September, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

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 5:57 AM to 5:41 AM, and sunset from 5:49 PM to 5:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:575:49
211.95:565:49
311.95:565:49
411.95:555:49
511.95:545:49
611.95:545:48
711.95:535:48
811.95:535:48
911.95:525:48
1011.95:525:48
1111.95:515:48
1211.95:515:47
1311.95:505:47
1412.05:505:47
1512.05:495:47
1612.05:495:47
1712.05:485:46
1812.05:475:46
1912.05:475:46
2012.05:465:46
2112.05:465:46
2212.05:455:45
2312.05:455:45
2412.05:445:45
2512.05:445:45
2612.05:435:45
2712.05:435:44
2812.05:425:44
2912.05:425:44
3012.05:415:44

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.15 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.68 kWh/m² to a high of 6.15 kWh/m² in September across the year — September's 6.15 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.0Bright
26.0Bright
36.0Intense
46.0Intense
56.0Intense
66.1Intense
76.1Intense
86.1Intense
96.1Intense
106.1Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.2Intense
296.2Intense
306.1Intense
Planning a trip in September

Hazard calendar for Ciputat

In seasonPeak

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

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

Ciputat's rainy season runs November–April, when most of the year's rain falls.

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

Is September a good time to visit Ciputat?

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

3.8
Sightseeing
4th-best month of the year
6.1
Beach & pool
3rd-best month of the year

September is a weaker month for outdoor sightseeing in Ciputat. The water and warmth also suit a beach or pool day.

What to pack for Ciputat in September

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

In September, Ciputat sees daytime highs around 32°C and nights near 24°C. Pack light clothes and sun protection. Worth having: rain gear. About 11 days see rain.

light clothessun protectionrain gear

Sea temperature near Ciputat in September

The nearest coast averages about 29°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 41 km away) is warmest in May at about 30°C and coldest in January near 29°C.

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

28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov30Tropical
Dec29Tropical

UV index in Ciputat in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ciputat peaks around March 16 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 14 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 16UV 15Nov 14UV 6
UV index (midday)Level
Jan12Extreme
Feb12Extreme
Mar16Extreme
Apr10Extreme
May9Very high
Jun7Very high
Jul8Very high
Aug9Very high
Sep10Very high
Oct9Very high
Nov6High
Dec11Extreme

Air quality in Ciputat 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 Ciputat is worst in May — around 74 µg/m³ PM2.5 (unhealthy), about 1.9× the cleanest month (December, 38 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorMay 2073 µg/m³Dec 2438 µg/m³
PM2.5 (µg/m³)Level
Jan39Poor
Feb41Poor
Mar51Poor
Apr62Unhealthy
May74Unhealthy
Jun69Unhealthy
Jul67Unhealthy
Aug67Unhealthy
Sep70Unhealthy
Oct69Unhealthy
Nov61Unhealthy
Dec38Poor
Location & terrain

Where is Ciputat?

Ciputat sits at 6.2°S, 106.7°E, 23 m above sea level, in Indonesia. The nearest listed city is South Tangerang, 6.0 km away.

Topography around Ciputat

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

Within 3 km, the terrain around Ciputat has only modest variations in elevation — a maximum elevation change of 23 m around an average of 22 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 85 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,001 m.

The land around Ciputat is covered by artificial surfaces (82%) within 3 km, artificial surfaces (70%) and trees (21%) within 16 km, and trees (40%) and water (32%) within 80 km.

3 km
23 m
16 km
85 m
80 km
3,001 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: South Tangerang 6.0 km · Serpong 9.0 km · Tangerang 10 km · Pamulang 13 km · Curug 16 km · Teluknaga 17 km · Jakarta 17 km · Sepatan 19 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 Ciputat (-6.2375°, 106.6956°, elevation 23 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).