Sumenep weather in May

In May, Sumenep sees average daytime highs of 30°C and overnight lows near 27°C, with 82 mm of rain across 12.3 wet days and about 11.7 hours of daylight. It is the 4th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 40% of the time in May, and the air most often feels miserable.

Daylight stretches from about 11 h 48 min at the start of May to 11 h 36 min by month's end. Set against the rest of the year, May is Sumenep's 6th-clearest and 7th-windiest month. For the whole year in context, see Sumenep's year-round climate.

Daytime high
30°
4th warmest
Overnight low
27°
12th coldest
Rainfall
82 mm
12.3 wet days
Daylight
11 h 42 min
5:30 AM – 5:11 PM
Cloud cover
53%
6th clearest
Wind
13 km/h
7th windiest
Solar energy
5.51 kWh/m²
Travel score
4.9
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 May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical May day in Sumenep reaches about 30°C in the afternoon and slips back to 27°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 31°C. Set against its neighbours, May runs on par with April and on par with June.

25°28°30°33°35°151015202531
Avg high (°C)Avg low (°C)
13027
23027
33027
43027
53027
63027
73027
83027
93027
103027
113027
123027
133027
143027
153027
163027
173027
183027
193027
203027
213027
223027
233027
243027
253027
263027
273027
283027
293027
303026
313026

How May really feels in Sumenep

Once humidity and wind are folded in, May averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Sumenep weather by month

How May compares with the rest of the year at a glance. May is the 4th-warmest and 7th-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 May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 18% of May, with mostly cloudy or overcast conditions the remaining 42%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24852
34951
45050
55050
65149
75248
85248
95347
105545
115644
125644
135842
145941
156139
166238
176238
186337
196337
206337
216436
226436
236436
246436
256436
266337
276238
286238
296139
306139
315941

Chance of precipitation in May

Any precipitation

Sumenep gets around 82 mm of rain over 12.3 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 39% and peaks near 52% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
152
251
350
449
548
648
747
846
945
1044
1143
1242
1341
1440
1539
1638
1737
1836
1935
2035
2134
2234
2333
2433
2532
2632
2732
2831
2931
3031
3131

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the miserable band about 49% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
123266
223365
323464
423563
533661
633760
733859
833958
944155
1044254
1144353
1244452
1354650
1454748
1554847
1654946
1755045
1865044
1965143
2065143
2165242
2265242
2365341
2465341
2565440
2665440
2765539
2865539
2965638
3065638
3155837

Wind in May

Winds average 13 km/h in May.

Across May, daily wind ranges from about 12 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 48 min at the start of May to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over May. Sunrise moves from 5:29 AM to 5:33 AM, and sunset from 5:14 PM to 5:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.85:295:14
211.85:295:14
311.75:295:14
411.75:295:14
511.75:295:13
611.75:295:13
711.75:295:13
811.75:295:13
911.75:305:12
1011.75:305:12
1111.75:305:12
1211.75:305:12
1311.75:305:12
1411.75:305:12
1511.75:305:11
1611.75:305:11
1711.75:315:11
1811.75:315:11
1911.75:315:11
2011.75:315:11
2111.75:315:11
2211.75:315:11
2311.75:325:11
2411.65:325:11
2511.65:325:11
2611.65:325:11
2711.65:325:11
2811.65:335:11
2911.65:335:11
3011.65:335:11
3111.65:335:11

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.51 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 — May's 5.51 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.4Bright
275.4Bright
285.4Bright
295.4Bright
305.4Bright
315.4Bright
Planning a trip in May

Hazard calendar for Sumenep

In seasonPeak

None of Sumenep's seasonal hazards are active in May. 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 May a good time to visit Sumenep?

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

4.9
Sightseeing
6th-best month of the year
6.6
Beach & pool
6th-best month of the year

May 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 May

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

In May, Sumenep sees daytime highs around 30°C and nights near 27°C. Pack light clothes. Worth having: rain gear and sun protection. About 12 days see rain.

light clothesrain gearsun protection

Sea temperature near Sumenep in May

The nearest coast averages about 30°C in May — 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 May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 10 (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 May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May 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
May 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).