Sumenep weather in August

In August, Sumenep sees average daytime highs of 29°C and overnight lows near 26°C, with 2 mm of rain across 0.6 wet days and about 11.8 hours of daylight. It is the 7th-warmest and 12th-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 58% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 11 h 42 min at the start of August to 11 h 54 min by month's end. Set against the rest of the year, August is Sumenep's 1st-clearest and 1st-windiest month. For the whole year in context, see Sumenep's year-round climate.

Daytime high
29°
7th warmest
Overnight low
26°
3rd coldest
Rainfall
2 mm
0.6 wet days
Daylight
11 h 48 min
5:36 AM – 5:22 PM
Cloud cover
38%
1st clearest
Wind
16 km/h
1st windiest
Solar energy
6.38 kWh/m²
Travel score
6.8
out of 10

Sumenep is district in Sumenep Regency, East Java Province, Indonesia.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

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

A typical August day in Sumenep reaches about 29°C in the afternoon and slips back to 26°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 30°C. Set against its neighbours, August runs on par with July and about 1°C cooler than September.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12926
22926
32926
42926
52926
62926
72926
82926
92926
102926
112926
122926
132926
142926
152926
162926
172926
182926
192926
202926
212926
222926
232926
242926
253026
263026
273026
283026
293026
303026
313026

How August really feels in Sumenep

Once humidity and wind are folded in, August averages 7 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
7
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Sumenep weather by month

How August compares with the rest of the year at a glance. August is the 7th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 26°29329.312.43.0
Feb29° / 26°25026.612.23.0
Mar29° / 26°22627.2123.2
Apr30° / 26°1752211.93.7
May30° / 27°8212.311.74.9
Jun29° / 26°527.711.65.7
Jul29° / 26°223.711.66.5
Aug29° / 26°20.611.86.8
Sep30° / 26°111.5126.1
Oct31° / 26°386.412.25.0
Nov30° / 26°12517.612.33.8
Dec29° / 26°27628.112.43.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 58% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 17% of August, with mostly cloudy or overcast conditions the remaining 25%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17525
27525
37525
47525
57525
67525
77525
87525
97525
107525
117525
127525
137525
147525
157525
167525
177525
187525
197525
207624
217624
227624
237624
247624
257624
267624
277624
287525
297525
307525
317525

Chance of precipitation in August

Any precipitation

Sumenep gets around 2 mm of rain over 0.6 wet days in August, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 2% and peaks near 4% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
14
24
34
43
53
63
73
83
92
102
112
122
132
142
152
162
172
182
192
202
212
222
231
242
252
262
272
282
292
302
312

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the oppressive band about 50% of days. Sticky, muggy-or-worse air turns up on roughly 97% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1247482
2248482
3348482
4347482
5347482
6347492
7347492
8346491
9346491
10446491
11446501
12446501
13446501
14446491
15446491
16447491
17447491
18447481
19348481
20348481
21348481
22348481
23348491
24347491
25247501
26246511
27245521
28244531
29243541
30342541
31341551

Wind in August

Winds average 16 km/h in August, the windiest month of the year.

Across August, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 42 min at the start of August to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over August. Sunrise moves from 5:40 AM to 5:29 AM, and sunset from 5:21 PM to 5:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.75:405:21
211.75:405:21
311.75:395:21
411.75:395:22
511.75:395:22
611.75:395:22
711.75:395:22
811.75:385:22
911.75:385:22
1011.75:385:22
1111.75:375:22
1211.75:375:22
1311.85:375:22
1411.85:365:22
1511.85:365:22
1611.85:365:22
1711.85:355:22
1811.85:355:22
1911.85:345:22
2011.85:345:21
2111.85:345:21
2211.85:335:21
2311.85:335:21
2411.85:325:21
2511.85:325:21
2611.85:315:21
2711.85:315:21
2811.85:305:21
2911.85:305:21
3011.95:295:20
3111.95:295:20

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.38 kWh/m².

For context, solar energy here swings from a low near 5.23 kWh/m² to a high of 7.01 kWh/m² in September across the year — August's 6.38 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.0Intense
26.0Intense
36.1Intense
46.1Intense
56.1Intense
66.1Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.3Intense
126.3Intense
136.3Intense
146.3Intense
156.3Intense
166.4Intense
176.4Intense
186.4Intense
196.5Intense
206.5Intense
216.5Intense
226.5Intense
236.5Intense
246.6Intense
256.6Intense
266.6Intense
276.6Intense
286.7Intense
296.7Intense
306.7Intense
316.7Intense
Planning a trip in August

Hazard calendar for Sumenep

In seasonPeak

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

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

Sumenep's monsoon runs December–April, when most of the year's rain falls.

Cyclone
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is August a good time to visit Sumenep?

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

6.8
Sightseeing
1st-best month of the year
8.8
Beach & pool
1st-best month of the year

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

What to pack for Sumenep in August

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

In August, Sumenep sees daytime highs around 29°C and nights near 26°C. Pack light clothes and sun protection.

light clothessun protection

Sea temperature near Sumenep in August

The nearest coast averages about 28°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 13 km away) is warmest in November 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
Mar29Tropical
Apr30Tropical
May30Tropical
Jun29Tropical
Jul28Tropical
Aug28Tropical
Sep28Tropical
Oct29Tropical
Nov30Tropical
Dec30Tropical

UV index in Sumenep in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Sumenep peaks around March 10 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 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 10UV 14Jun 17UV 9
UV index (midday)Level
Jan10Extreme
Feb14Extreme
Mar14Extreme
Apr13Extreme
May10Extreme
Jun8Very high
Jul10Very high
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov12Extreme
Dec13Extreme

Air quality in Sumenep in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in Sumenep is worst in October — around 24 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (February, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateModerateModerateOct 1823 µg/m³Feb 1812 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb12Good
Mar13Moderate
Apr12Good
May13Moderate
Jun13Moderate
Jul12Moderate
Aug13Moderate
Sep17Moderate
Oct24Moderate
Nov19Moderate
Dec16Moderate
Location & terrain

Where is Sumenep?

Sumenep sits at 7.0°S, 113.9°E, 8 m above sea level, in Indonesia. The nearest listed city is Kalianget, 10 km away.

Topography around Sumenep

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

Within 3 km, the terrain around Sumenep has only modest variations in elevation — a maximum elevation change of 115 m around an average of 19 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 334 m; within 80 km, large variations in elevation — a maximum elevation change of 1,128 m.

The land around Sumenep is covered by cropland (31%), trees (27%) and artificial surfaces (25%) within 3 km, trees (44%) and water (22%) within 16 km, and water (80%) within 80 km.

3 km
115 m
16 km
334 m
80 km
1,128 m
treesgrasslandcroplandartificial surfaceswaterwetland
August weather nearby: Kalianget 10 km · Pamekasan 46 km · Sampang 71 km · Panarukan 77 km · Situbondo 79 km · Balung 81 km · Besuki 82 km · Panji 84 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 Sumenep (-7.0115°, 113.8604°, elevation 8 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).