Muncar weather in September

In September, Muncar sees average daytime highs of 27°C and overnight lows near 23°C, with 52 mm of rain across 15.2 wet days and about 12 hours of daylight. It is the 10th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 25% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of September to 12 h 06 min by month's end. Set against the rest of the year, September is Muncar's 5th-clearest and 4th-windiest month. For the whole year in context, see Muncar's year-round climate.

Daytime high
27°
10th warmest
Overnight low
23°
2nd coldest
Rainfall
52 mm
15.2 wet days
Daylight
12 hours
5:18 AM – 5:16 PM
Cloud cover
58%
5th clearest
Wind
9 km/h
4th windiest
Solar energy
6.42 kWh/m²
Travel score
5.8
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical September day in Muncar reaches about 27°C in the afternoon and slips back to 23°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 28°C. Set against its neighbours, September runs on par with August and about 1°C cooler than October.

20°23°25°28°30°151015202530
Avg high (°C)Avg low (°C)
12622
22622
32622
42722
52722
62722
72722
82722
92722
102722
112722
122722
132723
142723
152723
162723
172723
182723
192723
202723
212723
222723
232723
242723
252723
262723
272723
282723
292723
302723

How September really feels in Muncar

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.

Muncar weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 25°31728.412.43.0
Feb29° / 25°28326.212.32.9
Mar30° / 25°23725.512.13.2
Apr29° / 25°13020.711.83.9
May29° / 24°6815.511.65.1
Jun28° / 24°5014.411.55.8
Jul27° / 23°4514.711.65.9
Aug26° / 22°4014.911.76.0
Sep27° / 23°5215.2125.8
Oct28° / 24°7016.312.25.2
Nov29° / 24°16722.312.43.8
Dec29° / 25°26727.212.53.1

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 30% of September, with mostly cloudy or overcast conditions the remaining 46%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16040
25941
35941
45941
55842
65842
75743
85743
95743
105743
115743
125644
135644
145644
155545
165545
175446
185446
195347
205446
215347
225248
235248
245248
255149
265149
275050
284951
294852
304753

Chance of precipitation in September

Any precipitation

Muncar gets around 52 mm of rain over 15.2 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 50% and peaks near 54% on the wettest days.

0%20%40%60%151015202530
Rain chance (%)
148
249
349
449
550
650
751
851
951
1050
1150
1250
1350
1449
1549
1649
1749
1849
1950
2050
2150
2250
2351
2451
2551
2652
2752
2853
2953
3054

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 77% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1128710
2127720
3126730
4125740
5125740
6125740
7124750
8124750
9123760
10123751
11122761
12122761
13121771
14121762
15121762
16120772
17120772
18020773
19019783
20018793
21018784
22017794
23016804
24016795
25015805
26015805
27014815
28013816
29013816
30012826

Wind in September

Winds average 9 km/h in September.

Across September, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 48 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 18 minutes over September. Sunrise moves from 5:27 AM to 5:10 AM, and sunset from 5:17 PM to 5:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.85:275:17
211.85:275:17
311.95:265:17
411.95:265:17
511.95:255:17
611.95:245:17
711.95:245:17
811.95:235:17
911.95:235:17
1011.95:225:16
1111.95:215:16
1211.95:215:16
1311.95:205:16
1411.95:205:16
1511.95:195:16
1612.05:185:16
1712.05:185:15
1812.05:175:15
1912.05:175:15
2012.05:165:15
2112.05:155:15
2212.05:155:15
2312.05:145:15
2412.05:145:15
2512.05:135:14
2612.05:125:14
2712.05:125:14
2812.05:115:14
2912.15:115:14
3012.15:105:14

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 6.42 kWh/m².

For context, solar energy here swings from a low near 4.99 kWh/m² to a high of 6.68 kWh/m² in October across the year — September's 6.42 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.2Intense
56.2Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.3Intense
126.4Intense
136.4Intense
146.4Intense
156.4Intense
166.4Intense
176.5Intense
186.5Intense
196.5Intense
206.5Intense
216.5Intense
226.5Intense
236.5Intense
246.5Intense
256.5Intense
266.5Intense
276.6Intense
286.6Intense
296.6Intense
306.6Intense
Planning a trip in September

Hazard calendar for Muncar

In seasonPeak

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

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

Muncar's monsoon runs November–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 Muncar?

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

5.8
Sightseeing
3rd-best month of the year
5.8
Beach & pool
5th-best month of the year

September is a reasonable time to visit Muncar for sightseeing.

What to pack for Muncar in September

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

In September, Muncar sees daytime highs around 27°C and nights near 23°C. Pack rain gear and sun protection. Worth having: light clothes. About 15 days see rain.

rain gearsun protectionlight clothes

Sea temperature near Muncar in September

The nearest coast averages about 26°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 March at about 29°C and coldest in August near 26°C.

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

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May28Tropical
Jun27Warm
Jul26Warm
Aug26Warm
Sep26Warm
Oct27Warm
Nov28Tropical
Dec29Tropical

UV index in Muncar 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 Muncar peaks around March 18 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 18UV 14Jun 19UV 9
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar14Extreme
Apr13Extreme
May10Extreme
Jun9Very high
Jul10Very high
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec12Extreme

Air quality in Muncar 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 Muncar is worst in July — around 46 µg/m³ PM2.5 (poor), about 1.9× the cleanest month (September, 24 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModeratePoorModerateJul 1644 µg/m³Sep 1825 µg/m³
PM2.5 (µg/m³)Level
Jan33Moderate
Feb31Moderate
Mar37Poor
Apr35Poor
May31Moderate
Jun34Moderate
Jul46Poor
Aug34Moderate
Sep24Moderate
Oct29Moderate
Nov27Moderate
Dec29Moderate
Location & terrain

Where is Muncar?

Muncar sits at 8.4°S, 114.3°E, 6 m above sea level, in Indonesia. The nearest listed city is Srono, 8.0 km away.

Topography around Muncar

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

Within 3 km, the terrain around Muncar has only modest variations in elevation — a maximum elevation change of 35 m around an average of 10 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 264 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,219 m.

The land around Muncar is covered by water (28%), cropland (25%) and trees (24%) within 3 km, water (37%), trees (34%) and cropland (20%) within 16 km, and water (52%) and trees (39%) within 80 km.

3 km
35 m
16 km
264 m
80 km
3,219 m
treesgrasslandcroplandartificial surfaceswatermangroves
September weather nearby: Srono 8.0 km · Singojuruh 17 km · Gambiran Satu 21 km · Genteng 21 km · Banyuwangi 22 km · Negara 32 km · Wongsorejo 50 km · Seririt 72 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 Muncar (-8.4333°, 114.3333°, elevation 6 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).