Banyumas weather in May

In May, Banyumas sees average daytime highs of 30°C and overnight lows near 23°C, with 148 mm of rain across 20.2 wet days and about 11.7 hours of daylight. It is the 3rd-warmest and 8th-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 17% 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 Banyumas's 4th-clearest and 6th-windiest month. For the whole year in context, see Banyumas's year-round climate.

Daytime high
30°
3rd warmest
Overnight low
23°
7th coldest
Rainfall
148 mm
20.2 wet days
Daylight
11 h 42 min
5:49 AM – 5:29 PM
Cloud cover
67%
4th clearest
Wind
5 km/h
6th windiest
Solar energy
4.65 kWh/m²
Travel score
4.0
out of 10

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 Banyumas reaches about 30°C in the afternoon and slips back to 23°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, May runs on par with April and about 1°C warmer than June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13024
23024
33024
43024
53024
63024
73024
83024
93024
103024
113024
123023
133023
143023
153023
163023
173023
183023
192923
202923
212923
222923
232923
242923
252923
262923
272923
282923
292923
302923
312923

How May really feels in Banyumas

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.

Banyumas weather by month

How May compares with the rest of the year at a glance. May is the 3rd-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 24°42629.412.42.8
Feb30° / 24°36927.412.22.7
Mar30° / 24°33629.112.12.8
Apr30° / 24°24326.111.83.0
May30° / 23°14820.211.74.0
Jun29° / 23°9214.611.64.9
Jul28° / 22°6810.611.66.2
Aug28° / 21°548.311.86.6
Sep28° / 22°9012.1125.4
Oct29° / 23°20420.612.24.1
Nov29° / 23°35027.412.33.1
Dec29° / 24°3902912.42.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 21% of May, with mostly cloudy or overcast conditions the remaining 62%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12674
22773
32773
42872
52971
63070
73169
83268
93268
103268
113565
123565
133763
143862
154060
164159
174258
184357
194456
204456
214456
224555
234654
244654
254555
264555
274555
284555
294456
304456
314357

Chance of precipitation in May

Any precipitation

Banyumas gets around 148 mm of rain over 20.2 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 65% and peaks near 78% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
178
277
376
475
575
674
773
872
971
1070
1169
1267
1366
1465
1563
1662
1761
1860
1960
2059
2159
2259
2358
2458
2558
2657
2757
2857
2957
3057
3157

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

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
117227
217227
317227
417227
527226
627226
727226
837225
937225
1037324
1147323
1247422
1347521
1457421
1557520
1657619
1757718
1857718
1957817
2057817
2157916
2257916
2357916
2458015
2558015
2658015
2758015
2858015
2958114
3058114
3158114

Wind in May

Winds average 5 km/h in May.

Across May, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

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 5:48 AM to 5:52 AM, and sunset from 5:32 PM to 5:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.75:485:32
211.75:485:32
311.75:485:32
411.75:485:31
511.75:485:31
611.75:485:31
711.75:485:31
811.75:485:30
911.75:485:30
1011.75:495:30
1111.75:495:30
1211.75:495:29
1311.75:495:29
1411.75:495:29
1511.75:495:29
1611.75:495:29
1711.75:495:29
1811.65:505:29
1911.65:505:28
2011.65:505:28
2111.65:505:28
2211.65:505:28
2311.65:515:28
2411.65:515:28
2511.65:515:28
2611.65:515:28
2711.65:515:28
2811.65:525:28
2911.65:525:28
3011.65:525:28
3111.65:525:28

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.65 kWh/m².

For context, solar energy here swings from a low near 4.28 kWh/m² to a high of 5.45 kWh/m² in September across the year — May's 4.65 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.6Bright
44.6Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.7Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.7Bright
154.7Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.6Bright
254.6Bright
264.6Bright
274.6Bright
284.6Bright
294.5Bright
304.5Bright
314.5Bright
Planning a trip in May

Hazard calendar for Banyumas

In seasonPeak

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

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

Banyumas's rainy season runs October–April, when most of the year's rain falls.

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

Is May a good time to visit Banyumas?

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

4.0
Sightseeing
6th-best month of the year
5.3
Beach & pool
5th-best month of the year

May is a reasonable time to visit Banyumas for sightseeing.

What to pack for Banyumas in May

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

In May, Banyumas sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 20 days see rain.

light clothesrain gearsun protection

Sea temperature near Banyumas in May

The nearest coast averages about 29°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 41 km away) is warmest in April at about 29°C and coldest in August near 26°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May29Tropical
Jun28Warm
Jul27Warm
Aug26Warm
Sep26Warm
Oct27Warm
Nov28Warm
Dec29Tropical

UV index in Banyumas in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Banyumas peaks around March 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 14 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 highExtremeExtremeMar 12UV 15Jun 14UV 7
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar15Extreme
Apr12Extreme
May9Very high
Jun7High
Jul10Very high
Aug11Extreme
Sep12Extreme
Oct13Extreme
Nov9Very high
Dec12Extreme

Air quality in Banyumas 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 Banyumas is worst in May — around 47 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateMay 1647 µg/m³Sep 1730 µg/m³
PM2.5 (µg/m³)Level
Jan36Poor
Feb36Poor
Mar40Poor
Apr45Poor
May47Poor
Jun44Poor
Jul39Poor
Aug32Moderate
Sep30Moderate
Oct32Moderate
Nov32Moderate
Dec31Moderate
Location & terrain

Where is Banyumas?

Banyumas sits at 7.5°S, 109.3°E, 28 m above sea level, in Indonesia. The nearest listed city is Sokaraja, 6.0 km away.

Topography around Banyumas

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

Within 3 km, the terrain around Banyumas has only modest variations in elevation — a maximum elevation change of 154 m around an average of 39 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 801 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,396 m.

The land around Banyumas is covered by trees (57%) and cropland (27%) within 3 km, trees (54%) and cropland (31%) within 16 km, and trees (51%) and water (27%) within 80 km.

3 km
154 m
16 km
801 m
80 km
3,396 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Sokaraja 6.0 km · Purwokerto 12 km · Kroya 14 km · Purbalingga 16 km · Baturaden 25 km · Gombong 26 km · Wangon 26 km · Cilacap 39 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 Banyumas (-7.5142°, 109.2942°, elevation 28 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).