Cepu weather in July

In July, Cepu sees average daytime highs of 32°C and overnight lows near 23°C, with 31 mm of rain across 5.1 wet days and about 11.6 hours of daylight. It is the 5th-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 32% of the time in July, and the air most often feels muggy.

Daylight stretches from about 11 h 36 min at the start of July to 11 h 42 min by month's end. Set against the rest of the year, July is Cepu's 2nd-clearest and 5th-windiest month. For the whole year in context, see Cepu's year-round climate.

Daytime high
32°
5th warmest
Overnight low
23°
2nd coldest
Rainfall
31 mm
5.1 wet days
Daylight
11 h 36 min
5:51 AM – 5:28 PM
Cloud cover
55%
2nd clearest
Wind
6 km/h
5th windiest
Solar energy
5.33 kWh/m²
Travel score
4.2
out of 10

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical July day in Cepu reaches about 32°C in the afternoon and slips back to 23°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 34°C. Set against its neighbours, July runs on par with June and on par with August.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13223
23223
33223
43223
53223
63223
73223
83223
93223
103223
113223
123223
133223
143223
153323
163323
173323
183323
193323
203323
213323
223323
233323
243322
253322
263322
273322
283322
293322
303322
313322

How July really feels in Cepu

Once humidity and wind are folded in, July 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 July is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Cepu weather by month

How July compares with the rest of the year at a glance. July is the 5th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 24°32028.712.42.4
Feb31° / 24°31726.912.22.3
Mar32° / 24°31728.6122.3
Apr32° / 24°23324.911.82.6
May32° / 24°10815.711.73.5
Jun32° / 23°609.611.63.9
Jul32° / 23°315.111.64.2
Aug33° / 22°132.611.84.2
Sep34° / 23°304.5123.5
Oct34° / 24°11812.112.22.8
Nov33° / 24°26823.112.32.3
Dec32° / 24°33227.712.42.3

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 32% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 26% of July, with mostly cloudy or overcast conditions the remaining 41%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15743
25743
35644
45743
55644
65644
75545
85545
95644
105545
115545
125644
135644
145644
155644
165842
175842
185842
195842
206040
216040
226139
236139
246238
256238
266337
276337
286337
296337
306436
316436

Chance of precipitation in July

Any precipitation

Cepu gets around 31 mm of rain over 5.1 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 17% and peaks near 20% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
120
220
319
419
519
620
720
820
920
1020
1120
1219
1319
1419
1519
1618
1718
1818
1917
2016
2116
2215
2314
2413
2512
2612
2711
2811
2910
3010
319

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the muggy band about 51% of days. Sticky, muggy-or-worse air turns up on roughly 85% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11044397
21045386
31146376
41146376
51246365
61247365
71247365
81247355
91348354
101348354
111348344
121349344
131349334
141350334
151350334
161351324
171351324
181451314
191452304
201453294
211554283
221555273
231655263
241656253
251756243
261856233
271956223
282057212
292157202
302158192
312258182

Wind in July

Winds average 6 km/h in July.

Across July, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 11 h 36 min at the start of July to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over July. Sunrise moves from 5:49 AM to 5:49 AM, and sunset from 5:25 PM to 5:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.65:495:25
211.65:495:25
311.65:505:25
411.65:505:25
511.65:505:26
611.65:505:26
711.65:505:26
811.65:505:26
911.65:505:26
1011.65:505:27
1111.65:505:27
1211.65:505:27
1311.65:515:27
1411.65:515:28
1511.65:515:28
1611.65:515:28
1711.65:515:28
1811.65:515:28
1911.65:515:28
2011.65:515:29
2111.65:515:29
2211.65:505:29
2311.65:505:29
2411.65:505:29
2511.75:505:29
2611.75:505:30
2711.75:505:30
2811.75:505:30
2911.75:505:30
3011.75:505:30
3111.75:495:30

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.33 kWh/m².

For context, solar energy here swings from a low near 4.84 kWh/m² to a high of 6.48 kWh/m² in September across the year — July's 5.33 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.2Bright
105.2Bright
115.2Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.4Bright
205.4Bright
215.4Bright
225.4Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.6Bright
295.6Bright
305.6Bright
315.6Bright
Planning a trip in July

Hazard calendar for Cepu

In seasonPeak

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

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

Cepu's rainy season runs November–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 July a good time to visit Cepu?

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

4.2
Sightseeing
1st-best month of the year
7.1
Beach & pool
2nd-best month of the year

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

What to pack for Cepu in July

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

In July, Cepu sees daytime highs around 32°C and nights near 23°C. Pack light clothes. Worth having: sun protection. About 5 days see rain.

light clothessun protection

Sea temperature near Cepu in July

The nearest coast averages about 29°C in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 58 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
Jul29Tropical
Aug28Tropical
Sep29Tropical
Oct29Tropical
Nov30Tropical
Dec30Tropical

UV index in Cepu in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July 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 Cepu peaks around March 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 15 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeVery highMar 17UV 13Jun 15UV 8
UV index (midday)Level
Jan12Extreme
Feb10Extreme
Mar13Extreme
Apr11Extreme
May9Very high
Jun7Very high
Jul9Very high
Aug11Extreme
Sep12Extreme
Oct12Extreme
Nov9Very high
Dec10Very high

Air quality in Cepu in July

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Cepu is worst in May — around 64 µg/m³ PM2.5 (unhealthy), and holds fairly steady the rest of the year.

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorMay 1764 µg/m³Dec 2343 µg/m³
PM2.5 (µg/m³)Level
Jan44Poor
Feb45Poor
Mar53Poor
Apr59Unhealthy
May64Unhealthy
Jun60Unhealthy
Jul54Poor
Aug48Poor
Sep47Poor
Oct49Poor
Nov48Poor
Dec43Poor
Location & terrain

Where is Cepu?

Cepu sits at 7.1°S, 111.6°E, 36 m above sea level, in Indonesia. The nearest listed city is Blora, 27 km away.

Topography around Cepu

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

Within 3 km, the terrain around Cepu has only modest variations in elevation — a maximum elevation change of 65 m around an average of 36 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 267 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,224 m.

The land around Cepu is covered by cropland (33%), trees (31%) and artificial surfaces (24%) within 3 km, trees (46%) and cropland (37%) within 16 km, and trees (42%) and cropland (34%) within 80 km.

3 km
65 m
16 km
267 m
80 km
3,224 m
treesgrasslandcroplandartificial surfaceswater
July weather nearby: Blora 27 km · Bojonegoro 32 km · Ngawi 33 km · Lasem 53 km · Madiun 54 km · Rembangan 56 km · Tuban 59 km · Nganjuk 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 Cepu (-7.1475°, 111.5906°, elevation 36 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).