Cikampek weather in September

In September, Cikampek sees average daytime highs of 33°C and overnight lows near 23°C, with 58 mm of rain across 9.3 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 33°C through the month. The sky is clear or mostly clear about 26% 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 Cikampek's 4th-clearest and 4th-windiest month. For the whole year in context, see Cikampek's year-round climate.

Daytime high
33°
1st warmest
Overnight low
23°
4th coldest
Rainfall
58 mm
9.3 wet days
Daylight
12 hours
5:46 AM – 5:43 PM
Cloud cover
59%
4th clearest
Wind
5 km/h
4th windiest
Solar energy
6.23 kWh/m²
Travel score
3.6
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 33°C through the month.

A typical September day in Cikampek reaches about 33°C in the afternoon and slips back to 23°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 34°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)
13223
23223
33323
43323
53323
63323
73323
83323
93323
103323
113323
123323
133323
143323
153323
163323
173323
183323
193323
203323
213323
223323
233323
243323
253323
263323
273323
283323
293324
303324

How September really feels in Cikampek

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.

Cikampek 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° / 23°2742912.32.8
Feb30° / 23°26426.912.22.7
Mar31° / 24°27129.4122.5
Apr31° / 24°23327.511.92.6
May31° / 24°13120.711.73.3
Jun31° / 23°7913.911.64.0
Jul31° / 23°601011.74.3
Aug32° / 23°387.111.84.3
Sep33° / 23°589.3123.6
Oct32° / 24°1801912.12.9
Nov31° / 24°28026.912.32.5
Dec31° / 24°27727.812.42.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 23% of September, with mostly cloudy or overcast conditions the remaining 51%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15545
25545
35545
45644
55644
65545
75644
85545
95446
105446
115347
125248
135149
145050
154951
164852
174753
184753
194654
204555
214555
224456
234456
244456
254456
264456
274357
284258
294258
304159

Chance of precipitation in September

Any precipitation

Cikampek gets around 58 mm of rain over 9.3 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 31% and peaks near 42% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
130
230
330
430
530
630
729
829
929
1029
1128
1228
1328
1428
1528
1628
1729
1829
1929
2030
2131
2232
2333
2434
2536
2637
2738
2839
2941
3042

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 60% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1237592
2237592
3237592
4237592
5237601
6237601
7337591
8337591
9337591
10337591
11337591
12338581
13337591
14337591
15337582
16337582
17337582
18336592
19336592
20235603
21235603
22234613
23234613
24133633
25133624
26132634
27131644
28131644
29130654
30129664

Wind in September

Winds average 5 km/h in September.

Across September, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm

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 5:54 AM to 5:38 AM, and sunset from 5:46 PM to 5:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:545:46
211.95:535:46
311.95:535:46
411.95:525:46
511.95:525:46
611.95:515:45
711.95:505:45
811.95:505:45
911.95:495:45
1011.95:495:45
1111.95:485:44
1211.95:485:44
1311.95:475:44
1412.05:475:44
1512.05:465:44
1612.05:465:43
1712.05:455:43
1812.05:445:43
1912.05:445:43
2012.05:435:43
2112.05:435:43
2212.05:425:42
2312.05:425:42
2412.05:415:42
2512.05:415:42
2612.05:405:42
2712.05:405:41
2812.05:395:41
2912.05:395:41
3012.05:385:41

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.23 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.55 kWh/m² to a high of 6.23 kWh/m² in September across the year — September's 6.23 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.1Intense
56.1Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.3Intense
146.3Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.3Intense
206.3Intense
216.3Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.2Intense
296.2Intense
306.2Intense
Planning a trip in September

Hazard calendar for Cikampek

In seasonPeak

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

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

Cikampek's rainy season runs October–May, 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 Cikampek?

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

3.6
Sightseeing
4th-best month of the year
6.2
Beach & pool
3rd-best month of the year

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

What to pack for Cikampek in September

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

In September, Cikampek sees daytime highs around 33°C and nights near 23°C. Pack light clothes and sun protection. Worth having: rain gear. About 9 days see rain.

light clothessun protectionrain gear

Sea temperature near Cikampek 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 38 km away) is warmest in May at about 30°C and coldest in February near 28°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
Feb28Tropical
Mar29Tropical
Apr30Tropical
May30Tropical
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov30Tropical
Dec29Tropical

UV index in Cikampek 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 Cikampek peaks around March 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 15 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeVery highMar 17UV 13Nov 15UV 6
UV index (midday)Level
Jan10Very high
Feb10Extreme
Mar14Extreme
Apr11Extreme
May9Very high
Jun8Very high
Jul9Very high
Aug10Very high
Sep11Extreme
Oct10Very high
Nov6High
Dec12Extreme

Air quality in Cikampek 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 Cikampek is worst in May — around 121 µg/m³ PM2.5 (unhealthy), and holds fairly steady the rest of the year.

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

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyMay 21120 µg/m³Jan 1177 µg/m³
PM2.5 (µg/m³)Level
Jan77Unhealthy
Feb81Unhealthy
Mar95Unhealthy
Apr106Unhealthy
May121Unhealthy
Jun117Unhealthy
Jul108Unhealthy
Aug92Unhealthy
Sep84Unhealthy
Oct84Unhealthy
Nov87Unhealthy
Dec77Unhealthy
Location & terrain

Where is Cikampek?

Cikampek sits at 6.4°S, 107.5°E, 61 m above sea level, in Indonesia. The nearest listed city is Purwakarta, 15 km away.

Topography around Cikampek

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

Within 3 km, the terrain around Cikampek has only modest variations in elevation — a maximum elevation change of 72 m around an average of 58 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 282 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,001 m.

The land around Cikampek is covered by artificial surfaces (45%) and trees (38%) within 3 km, cropland (38%) and trees (37%) within 16 km, and trees (36%), water (25%) and cropland (23%) within 80 km.

3 km
72 m
16 km
282 m
80 km
3,001 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Purwakarta 15 km · Karawang 20 km · Rengasdengklok 34 km · Subang 37 km · Cikarang 38 km · Pamanukan 42 km · Padalarang 47 km · Lembang 47 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 Cikampek (-6.4197°, 107.4558°, elevation 61 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).