Kuala Tungkal weather in September

In September, Kuala Tungkal sees average daytime highs of 29°C and overnight lows near 25°C, with 126 mm of rain across 19.6 wet days and about 12 hours of daylight. It is the 5th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 10% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 12 hours at the start of September to 12 hours by month's end. Set against the rest of the year, September is Kuala Tungkal's 4th-clearest and 6th-windiest month. For the whole year in context, see Kuala Tungkal's year-round climate.

Daytime high
29°
5th warmest
Overnight low
25°
7th coldest
Rainfall
126 mm
19.6 wet days
Daylight
12 hours
6:01 AM – 6:00 PM
Cloud cover
75%
4th clearest
Wind
9 km/h
6th windiest
Solar energy
5.2 kWh/m²
Travel score
4.0
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical September day in Kuala Tungkal reaches about 29°C in the afternoon and slips back to 25°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 30°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)
12925
22925
32925
42925
52925
62925
72925
82925
92925
102925
112925
122925
132925
142925
152925
162925
172925
182925
192925
202925
212925
222925
232925
242925
252925
262925
272925
282925
292925
302925

How September really feels in Kuala Tungkal

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.

Kuala Tungkal weather by month

How September compares with the rest of the year at a glance. September is the 5th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 25°24326.4123.8
Feb28° / 25°18922.1123.8
Mar29° / 25°22627.2123.3
Apr29° / 25°21427.9123.0
May29° / 26°15724.9123.4
Jun29° / 26°10719.3124.0
Jul29° / 25°10318.5124.3
Aug29° / 25°10919.4124.1
Sep29° / 25°12619.6124.0
Oct29° / 25°18825.5123.5
Nov28° / 25°24027.6123.1
Dec28° / 25°27827.3123.4

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 16% of September, with mostly cloudy or overcast conditions the remaining 74%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12773
22773
32872
42971
52971
62971
72971
83070
92872
102872
112773
122773
132773
142773
152773
162674
172674
182476
192476
202476
212476
222377
232377
242377
252476
262377
272377
282377
292377
302179

Chance of precipitation in September

Any precipitation

Kuala Tungkal gets around 126 mm of rain over 19.6 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 66% and peaks near 74% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
168
267
367
466
565
664
763
863
962
1062
1161
1261
1361
1461
1562
1662
1763
1864
1965
2066
2167
2268
2369
2469
2570
2671
2772
2873
2973
3074

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 79% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
18020
28020
38020
48020
58020
68020
78020
88020
98020
108020
118020
128020
138020
148020
158020
168020
178020
188020
197921
207921
217921
227822
237822
247723
257723
267624
277525
287525
297426
307327

Wind in September

Winds average 9 km/h in September.

Across September, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
258calm
268calm
278calm
288calm
298calm
308calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 hours 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 0 minutes over September. Sunrise moves from 6:06 AM to 5:55 AM, and sunset from 6:05 PM to 5:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:066:05
212.06:066:05
312.06:066:05
412.06:056:04
512.06:056:04
612.06:056:04
712.06:046:03
812.06:046:03
912.06:036:03
1012.06:036:02
1112.06:036:02
1212.06:026:02
1312.06:026:01
1412.06:016:01
1512.06:016:01
1612.06:016:00
1712.06:006:00
1812.06:006:00
1912.05:595:59
2012.05:595:59
2112.05:595:59
2212.05:585:58
2312.05:585:58
2412.05:575:58
2512.05:575:57
2612.05:575:57
2712.05:565:57
2812.05:565:56
2912.05:565:56
3012.05:555:56

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.2 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 3.88 kWh/m² to a high of 5.2 kWh/m² in September across the year — September's 5.2 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.1Bright
75.2Bright
85.2Bright
95.2Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.3Bright
175.3Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.1Bright
295.1Bright
305.1Bright
Planning a trip in September

Is September a good time to visit Kuala Tungkal?

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

4.0
Sightseeing
3rd-best month of the year
5.2
Beach & pool
4th-best month of the year

September is a reasonable time to visit Kuala Tungkal for sightseeing.

What to pack for Kuala Tungkal in September

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

In September, Kuala Tungkal sees daytime highs around 29°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 20 days see rain.

light clothesrain gearsun protection

Sea temperature near Kuala Tungkal 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 19 km away) is warmest in May at about 30°C and coldest in January 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
Jan28Tropical
Feb28Tropical
Mar29Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Kuala Tungkal in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kuala Tungkal peaks around February 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 17UV 15Jun 22UV 10
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar14Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug12Extreme
Sep12Extreme
Oct14Extreme
Nov12Extreme
Dec12Extreme

Air quality in Kuala Tungkal 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 Kuala Tungkal is worst in September — around 85 µg/m³ PM2.5 (unhealthy), about 5.1× the cleanest month (December, 17 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyModerateSep 1681 µg/m³Dec 1917 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb23Moderate
Mar24Moderate
Apr20Moderate
May19Moderate
Jun22Moderate
Jul28Moderate
Aug52Poor
Sep85Unhealthy
Oct49Poor
Nov20Moderate
Dec17Moderate
Location & terrain

Where is Kuala Tungkal?

Kuala Tungkal sits at 0.8°S, 103.5°E, 6 m above sea level, in Indonesia. The nearest listed city is Mendaha, 27 km away.

Topography around Kuala Tungkal

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

Within 3 km, the terrain around Kuala Tungkal has only modest variations in elevation — a maximum elevation change of 19 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 21 m; within 80 km, significant variations in elevation — a maximum elevation change of 424 m.

The land around Kuala Tungkal is covered by trees (50%) and water (20%) within 3 km, trees (52%) and water (32%) within 16 km, and trees (60%) and water (29%) within 80 km.

3 km
19 m
16 km
21 m
80 km
424 m
treesshrubsgrasslandcroplandartificial surfaceswatermangroves
September weather nearby: Mendaha 27 km · Simpang 86 km · Jambi City 89 km · Muara Bungo 167 km · Tanjung Balai 202 km · Tanjung Pinang 222 km · Batam 227 km · Muntok 235 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 Kuala Tungkal (-0.8162°, 103.4611°, 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. 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).