Baturaden weather in September

In September, Baturaden sees average daytime highs of 28°C and overnight lows near 20°C, with 81 mm of rain across 10.8 wet days and about 12 hours of daylight. It is the 9th-warmest and 10th-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 10% of the time in September, and the air most often feels muggy.

Daylight stretches from about 11 h 54 min at the start of September to 12 h 06 min by month's end. Set against the rest of the year, September is Baturaden's 4th-clearest and 1st-windiest month. For the whole year in context, see Baturaden's year-round climate.

Daytime high
28°
9th warmest
Overnight low
20°
3rd coldest
Rainfall
81 mm
10.8 wet days
Daylight
12 hours
5:39 AM – 5:36 PM
Cloud cover
70%
4th clearest
Wind
6 km/h
1st windiest
Solar energy
5.57 kWh/m²
Travel score
5.4
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 Baturaden reaches about 28°C in the afternoon and slips back to 20°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 30°C. Set against its neighbours, September runs on par with August and on par with October.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12820
22820
32820
42820
52820
62820
72820
82820
92820
102820
112820
122820
132820
142820
152820
162820
172820
182820
192820
202821
212921
222921
232921
242921
252921
262921
272921
282921
292921
302921

How September really feels in Baturaden

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.

Baturaden weather by month

How September compares with the rest of the year at a glance. September is the 9th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 22°49530.112.42.9
Feb29° / 22°46727.812.22.8
Mar29° / 22°43230122.9
Apr29° / 22°32027.211.83.0
May29° / 22°17321.511.74.0
Jun28° / 21°10214.811.65.1
Jul28° / 20°699.911.66.3
Aug28° / 20°477.111.86.6
Sep28° / 20°8110.8125.4
Oct29° / 21°21120.412.24.1
Nov29° / 22°39027.512.33.1
Dec29° / 22°44629.212.43.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 19% of September, with mostly cloudy or overcast conditions the remaining 71%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13268
23268
33268
43268
53268
63268
73367
83367
93367
103367
113268
123268
133169
143169
153070
163070
173070
183070
192773
202773
212773
222773
232773
242674
252674
262674
272575
282476
292476
302476

Chance of precipitation in September

Any precipitation

Baturaden gets around 81 mm of rain over 10.8 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 48% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
131
231
331
431
531
631
731
831
932
1032
1133
1233
1334
1434
1535
1636
1737
1837
1938
2039
2140
2241
2342
2443
2544
2644
2745
2846
2947
3048

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the muggy band about 66% of days. Sticky, muggy-or-worse air turns up on roughly 84% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
12216314
22206414
32196514
42196613
52186713
62186713
72186713
82176813
92176813
102176813
112176714
122176714
132166715
142166715
151166716
161166617
171156717
181156618
191146619
201146520
211136521
220136522
230126523
240126424
250116524
260116425
270106426
280106327
29096328
30096328

Wind in September

Winds average 6 km/h in September, the windiest month of the year.

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 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over September. Sunrise moves from 5:47 AM to 5:31 AM, and sunset from 5:39 PM to 5:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:475:39
211.95:475:38
311.95:465:38
411.95:455:38
511.95:455:38
611.95:445:38
711.95:445:38
811.95:435:38
911.95:435:37
1011.95:425:37
1111.95:425:37
1211.95:415:37
1311.95:405:37
1411.95:405:37
1512.05:395:36
1612.05:395:36
1712.05:385:36
1812.05:375:36
1912.05:375:36
2012.05:365:36
2112.05:365:35
2212.05:355:35
2312.05:355:35
2412.05:345:35
2512.05:335:35
2612.05:335:35
2712.05:325:35
2812.05:325:34
2912.05:315:34
3012.15:315:34

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.57 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.34 kWh/m² to a high of 5.57 kWh/m² in September across the year — September's 5.57 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
Planning a trip in September

Hazard calendar for Baturaden

In seasonPeak

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

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

Baturaden'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 Baturaden?

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

5.4
Sightseeing
3rd-best month of the year
6.4
Beach & pool
3rd-best month of the year

September is a reasonable time to visit Baturaden for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Baturaden in September

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

In September, Baturaden sees daytime highs around 28°C and nights near 20°C. Pack light clothes. Worth having: rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

Sea temperature near Baturaden 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 48 km away) is warmest in May at about 30°C and coldest in February 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
Dec30Tropical

UV index in Baturaden 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 Baturaden peaks around March 14 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 13 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highVery highExtremeExtremeMar 14UV 14Jun 13UV 6
UV index (midday)Level
Jan13Extreme
Feb13Extreme
Mar14Extreme
Apr12Extreme
May8Very high
Jun6High
Jul10Very high
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov9Very high
Dec12Extreme

Air quality in Baturaden 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 Baturaden is worst in May — around 47 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateMay 1647 µg/m³Sep 1730 µg/m³
PM2.5 (µg/m³)Level
Jan36Poor
Feb36Poor
Mar40Poor
Apr45Poor
May47Poor
Jun44Poor
Jul39Poor
Aug32Moderate
Sep30Moderate
Oct32Moderate
Nov32Moderate
Dec31Moderate
Location & terrain

Where is Baturaden?

Baturaden sits at 7.3°S, 109.2°E, 980 m above sea level, in Indonesia. The nearest listed city is Purwokerto, 14 km away.

Topography around Baturaden

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

Within 3 km, the terrain around Baturaden has very significant variations in elevation — a maximum elevation change of 1,435 m around an average of 1,051 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 3,368 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,396 m.

The land around Baturaden is covered by trees (97%) within 3 km, trees (79%) within 16 km, and trees (50%) and water (28%) within 80 km.

3 km
1,435 m
16 km
3,368 m
80 km
3,396 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Purwokerto 14 km · Purbalingga 19 km · Sokaraja 19 km · Banyumas 25 km · Randudongkal 25 km · Lebaksiu 29 km · Wangon 30 km · Balapulang 31 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 Baturaden (-7.3°, 109.2167°, elevation 980 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).