Manismata weather in September

In September, Manismata sees average daytime highs of 32°C and overnight lows near 23°C, with 137 mm of rain across 15.6 wet days and about 12 hours of daylight. It is the 1st-warmest and 10th-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 9% 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 Manismata's 4th-clearest and 2nd-windiest month. For the whole year in context, see Manismata's year-round climate.

Daytime high
32°
1st warmest
Overnight low
23°
3rd coldest
Rainfall
137 mm
15.6 wet days
Daylight
12 hours
5:31 AM – 5:30 PM
Cloud cover
75%
4th clearest
Wind
8 km/h
2nd windiest
Solar energy
5.32 kWh/m²
Travel score
3.4
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 Manismata reaches about 32°C in the afternoon and slips back to 23°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 30°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)
13223
23223
33223
43223
53223
63223
73223
83223
93223
103223
113223
123223
133223
143223
153223
163223
173223
183223
193223
203223
213223
223223
233223
243223
253223
263223
273223
283223
293223
303223

How September really feels in Manismata

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.

Manismata weather by month

How September compares with the rest of the year at a glance. September is the 1st-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°28027.212.12.7
Feb31° / 23°22522.612.12.8
Mar31° / 23°28028.3122.5
Apr31° / 24°30128.811.92.4
May31° / 24°22425.711.92.7
Jun31° / 24°1732011.93.3
Jul31° / 23°13617.811.93.7
Aug31° / 23°1121411.93.9
Sep32° / 23°13715.6123.4
Oct31° / 23°25222.512.12.9
Nov31° / 23°33428.712.12.4
Dec30° / 23°34329.312.12.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 15% of September, with mostly cloudy or overcast conditions the remaining 76%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13169
23169
33169
43169
53070
63070
73070
82971
92872
102872
112773
122674
132674
142575
152575
162476
172377
182377
192278
202278
212179
222080
232080
242080
251981
261882
271783
281783
291684
301684

Chance of precipitation in September

Any precipitation

Manismata gets around 137 mm of rain over 15.6 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 53% and peaks near 59% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
151
251
351
451
551
651
750
850
950
1050
1150
1250
1350
1450
1551
1651
1751
1852
1952
2053
2153
2254
2354
2455
2556
2656
2757
2857
2958
3059

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 76% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
188111
288111
398011
498011
598011
698011
798011
897912
997912
1097912
11107812
12107713
13107713
14107614
1597714
1697615
1797516
1897417
1987517
2087418
2177419
2277320
2367420
2467321
2557322
2647323
2747323
2847224
2937225
3037225

Wind in September

Winds average 8 km/h in September.

Across September, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

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 5:37 AM to 5:25 AM, and sunset from 5:34 PM to 5:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.05:375:34
212.05:375:34
312.05:365:34
412.05:365:33
512.05:355:33
612.05:355:33
712.05:355:32
812.05:345:32
912.05:345:32
1012.05:335:32
1112.05:335:31
1212.05:325:31
1312.05:325:31
1412.05:315:30
1512.05:315:30
1612.05:315:30
1712.05:305:29
1812.05:305:29
1912.05:295:29
2012.05:295:29
2112.05:285:28
2212.05:285:28
2312.05:285:28
2412.05:275:27
2512.05:275:27
2612.05:265:27
2712.05:265:27
2812.05:255:26
2912.05:255:26
3012.05:255:26

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.32 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.08 kWh/m² to a high of 5.32 kWh/m² in September across the year — September's 5.32 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.2Bright
305.2Bright
Planning a trip in September

Is September a good time to visit Manismata?

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

3.4
Sightseeing
3rd-best month of the year
5.3
Beach & pool
3rd-best month of the year

September is a weaker month for outdoor sightseeing in Manismata.

What to pack for Manismata in September

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

In September, Manismata sees daytime highs around 32°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 16 days see rain.

light clothesrain gearsun protection

Sea temperature near Manismata in September

The nearest coast averages about 28°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 64 km away) is warmest in April at about 30°C and coldest in August 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
Feb29Tropical
Mar30Tropical
Apr30Tropical
May30Tropical
Jun29Tropical
Jul29Tropical
Aug28Tropical
Sep28Tropical
Oct29Tropical
Nov30Tropical
Dec29Tropical

UV index in Manismata 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 Manismata peaks around February 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeFeb 17UV 15Jul 12UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul10Very high
Aug12Extreme
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec12Extreme

Air quality in Manismata 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 Manismata is worst in September — around 85 µg/m³ PM2.5 (unhealthy), about 6.9× the cleanest month (January, 12 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecModerateUnhealthyModerateSep 1881 µg/m³Jan 1012 µg/m³
PM2.5 (µg/m³)Level
Jan12Moderate
Feb16Moderate
Mar15Moderate
Apr14Moderate
May14Moderate
Jun13Moderate
Jul15Moderate
Aug43Poor
Sep85Unhealthy
Oct59Unhealthy
Nov28Moderate
Dec13Moderate
Location & terrain

Where is Manismata?

Manismata sits at 2.5°S, 111.0°E, 29 m above sea level, in Indonesia. The nearest listed city is Pangkalanbuun, 70 km away.

SintangManggarPalangkarayaPontianakKualakapuasTanjung Pandan

Topography around Manismata

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

Within 3 km, the terrain around Manismata has only modest variations in elevation — a maximum elevation change of 56 m around an average of 19 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 119 m; within 80 km, large variations in elevation — a maximum elevation change of 807 m.

The land around Manismata is covered by trees (80%) within 3 km, trees (86%) within 16 km, and trees (74%) within 80 km.

3 km
56 m
16 km
119 m
80 km
807 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Pangkalanbuun 70 km · Sampit 213 km · Sintang 286 km · Manggar 311 km · Palangkaraya 322 km · Pontianak 331 km · Kualakapuas 377 km · Tanjung Pandan 379 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 Manismata (-2.4667°, 111.0333°, elevation 29 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).