Probolinggo weather in May

In May, Probolinggo sees average daytime highs of 29°C and overnight lows near 26°C, with 46 mm of rain across 11.3 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 29°C through the month. The sky is clear or mostly clear about 37% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 11 h 42 min at the start of May to 11 h 36 min by month's end. Set against the rest of the year, May is Probolinggo's 5th-clearest and 6th-windiest month. For the whole year in context, see Probolinggo's year-round climate.

Daytime high
29°
4th warmest
Overnight low
26°
11th coldest
Rainfall
46 mm
11.3 wet days
Daylight
11 h 36 min
5:34 AM – 5:13 PM
Cloud cover
54%
5th clearest
Wind
6 km/h
6th windiest
Solar energy
5.01 kWh/m²
Travel score
5.6
out of 10

Probolinggo is city in East Java Province, Indonesia.

Density
4,301/km²
people per km²
Founded
1359

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 29°C through the month.

A typical May day in Probolinggo reaches about 29°C in the afternoon and slips back to 26°C overnight — a 3°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, May runs on par with April and on par with June.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12926
22926
32926
42926
52926
62926
72926
82926
92926
102926
112926
122926
132926
142926
152925
162925
172925
182925
192925
202925
212925
222925
232925
242925
252925
262925
272925
282925
292925
302925
312925

How May really feels in Probolinggo

Once humidity and wind are folded in, May averages 9 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
9
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.

Probolinggo 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
Jan28° / 25°27528.212.43.5
Feb28° / 25°24526.312.33.4
Mar28° / 25°20326.212.13.8
Apr28° / 26°14121.611.84.1
May29° / 26°4611.311.75.6
Jun28° / 25°297.311.66.3
Jul28° / 24°153.511.67.0
Aug28° / 24°41.311.77.3
Sep29° / 24°122.1126.7
Oct29° / 25°39812.25.6
Nov29° / 26°12419.412.44.1
Dec28° / 25°25527.612.43.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 22% of May, with mostly cloudy or overcast conditions the remaining 41%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
25050
35149
45248
55248
65347
75347
85446
95446
105545
115644
125842
135842
145941
156139
166139
176337
186337
196436
206436
216535
226634
236634
246535
256535
266535
276535
286436
296436
306337
316238

Chance of precipitation in May

Any precipitation

Probolinggo gets around 46 mm of rain over 11.3 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 36% and peaks near 49% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
149
248
347
446
545
645
744
843
942
1041
1139
1238
1337
1436
1535
1634
1733
1833
1932
2031
2131
2231
2330
2430
2530
2630
2730
2830
2930
3030
3130

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the oppressive band about 78% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
138314
248115
348115
458015
558015
667915
768014
868014
977914
1078013
1187913
1288012
1397912
1498011
15107911
16117811
17117811
18127810
19127810
20127810
21137710
22137710
2314779
2414779
2515769
2615769
2715778
2816768
2916777
3016777
3116786

Wind in May

Winds average 6 km/h in May.

Across May, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 42 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 6 minutes over May. Sunrise moves from 5:32 AM to 5:37 AM, and sunset from 5:16 PM to 5:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.75:325:16
211.75:325:16
311.75:335:16
411.75:335:15
511.75:335:15
611.75:335:15
711.75:335:15
811.75:335:14
911.75:335:14
1011.75:335:14
1111.75:335:14
1211.75:335:13
1311.75:345:13
1411.75:345:13
1511.75:345:13
1611.65:345:13
1711.65:345:13
1811.65:345:13
1911.65:345:12
2011.65:355:12
2111.65:355:12
2211.65:355:12
2311.65:355:12
2411.65:355:12
2511.65:365:12
2611.65:365:12
2711.65:365:12
2811.65:365:12
2911.65:365:12
3011.65:375:12
3111.65:375:12

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.01 kWh/m².

For context, solar energy here swings from a low near 4.65 kWh/m² to a high of 6.27 kWh/m² in October across the year — May's 5.01 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.1Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
274.9Bright
284.9Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in May

Hazard calendar for Probolinggo

In seasonPeak

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

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

Probolinggo's monsoon runs November–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 Probolinggo?

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

5.6
Sightseeing
5th-best month of the year
6.8
Beach & pool
6th-best month of the year

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

What to pack for Probolinggo in May

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

In May, Probolinggo sees daytime highs around 29°C and nights near 26°C. Pack light clothes. Worth having: rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

Sea temperature near Probolinggo 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 18 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 Probolinggo 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 Probolinggo peaks around March 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 16 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 18UV 13Jun 16UV 7
UV index (midday)Level
Jan11Extreme
Feb11Extreme
Mar14Extreme
Apr12Extreme
May10Very high
Jun7Very high
Jul10Very high
Aug11Extreme
Sep13Extreme
Oct13Extreme
Nov12Extreme
Dec12Extreme

Air quality in Probolinggo 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 Probolinggo is worst in March — around 60 µg/m³ PM2.5 (unhealthy), about 1.7× the cleanest month (August, 36 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyUnhealthyPoorMar 1759 µg/m³Aug 1636 µg/m³
PM2.5 (µg/m³)Level
Jan57Unhealthy
Feb53Poor
Mar60Unhealthy
Apr54Poor
May45Poor
Jun43Poor
Jul39Poor
Aug36Poor
Sep39Poor
Oct48Poor
Nov52Poor
Dec56Unhealthy
Location & terrain

Where is Probolinggo?

Probolinggo sits at 7.8°S, 113.2°E, 15 m above sea level, in Indonesia. The nearest listed city is Kraksaan, 20 km away.

Topography around Probolinggo

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

Within 3 km, the terrain around Probolinggo has only modest variations in elevation — a maximum elevation change of 29 m around an average of 10 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 289 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,645 m.

The land around Probolinggo is covered by artificial surfaces (46%) and cropland (20%) within 3 km, water (46%), trees (23%) and cropland (20%) within 16 km, and trees (41%) and water (37%) within 80 km.

3 km
29 m
16 km
289 m
80 km
3,645 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
May weather nearby: Kraksaan 20 km · Pasuruan 36 km · Lumajang 42 km · Bangil 47 km · Besuki 53 km · Lawang 58 km · Pandaan 59 km · Kencong 61 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 Probolinggo (-7.7543°, 113.2159°, elevation 15 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).