Batu weather in July

In July, Batu sees average daytime highs of 26°C and overnight lows near 17°C, with 51 mm of rain across 9.8 wet days and about 11.6 hours of daylight. It is the 11th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 13% of the time in July, and the air most often feels humid.

Daylight stretches from about 11 h 30 min at the start of July to 11 h 36 min by month's end. Set against the rest of the year, July is Batu's 3rd-clearest and 7th-windiest month. For the whole year in context, see Batu's year-round climate.

Daytime high
26°
11th warmest
Overnight low
17°
2nd coldest
Rainfall
51 mm
9.8 wet days
Daylight
11 h 36 min
5:48 AM – 5:23 PM
Cloud cover
67%
3rd clearest
Wind
4 km/h
7th windiest
Solar energy
5.1 kWh/m²
Travel score
6.5
out of 10

Batu is city in East Java Province, Indonesia.

Density
1,114/km²
people per km²
Founded
2001

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical July day in Batu reaches about 26°C in the afternoon and slips back to 17°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 27°C. Set against its neighbours, July runs on par with June and on par with August.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12618
22617
32617
42617
52617
62617
72617
82617
92617
102617
112617
122617
132617
142617
152617
162617
172617
182617
192617
202617
212617
222617
232617
242717
252717
262717
272717
282717
292717
302717
312717

Batu weather by month

How July compares with the rest of the year at a glance. July is the 11th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 20°51029.712.43.4
Feb26° / 20°49327.612.33.3
Mar27° / 20°46428.912.13.5
Apr27° / 20°29525.511.83.9
May27° / 19°13818.511.65.1
Jun27° / 18°7212.811.66.0
Jul26° / 17°519.811.66.5
Aug27° / 17°377.411.76.7
Sep28° / 18°578.1126.5
Oct28° / 19°15215.412.25.4
Nov27° / 20°32623.312.44.1
Dec27° / 20°43628.412.43.6

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 22% of July, with mostly cloudy or overcast conditions the remaining 65%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13664
23565
33466
43466
53268
63268
73268
83268
93268
103268
113268
123367
133367
143367
153367
163466
173466
183466
193466
203565
213664
223664
233664
243664
253763
263862
273862
283664
293763
303763
313862

Chance of precipitation in July

Any precipitation

Batu gets around 51 mm of rain over 9.8 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 32% and peaks near 35% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
134
234
334
434
534
634
735
835
935
1034
1134
1234
1335
1435
1534
1634
1734
1834
1933
2032
2131
2231
2330
2429
2528
2627
2726
2825
2924
3024
3123

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the humid band about 49% of days. Sticky, muggy-or-worse air turns up on roughly 37% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)
1114445
2124444
3124444
4134443
5134443
6134443
7134443
8134443
9134443
10134443
11134543
12134542
13124642
14124741
15124741
16124840
17124939
18124938
19135037
20135136
21145234
22145333
23155431
24155530
25165529
26175627
27185626
28195625
29205624
30215623
31215722

Wind in July

Winds average 4 km/h in July.

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

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 11 h 30 min at the start of July to 11 h 36 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 5:47 AM to 5:47 AM, and sunset from 5:20 PM to 5:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.55:475:20
211.55:475:20
311.65:475:20
411.65:475:20
511.65:475:21
611.65:475:21
711.65:485:21
811.65:485:21
911.65:485:21
1011.65:485:22
1111.65:485:22
1211.65:485:22
1311.65:485:22
1411.65:485:23
1511.65:485:23
1611.65:485:23
1711.65:485:23
1811.65:485:23
1911.65:485:24
2011.65:485:24
2111.65:485:24
2211.65:485:24
2311.65:485:24
2411.65:485:24
2511.65:485:25
2611.65:475:25
2711.65:475:25
2811.65:475:25
2911.65:475:25
3011.65:475:25
3111.65:475:25

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.1 kWh/m².

For context, solar energy here swings from a low near 4.39 kWh/m² to a high of 6.16 kWh/m² in September across the year — July's 5.1 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.4Bright
315.4Bright
Planning a trip in July

Hazard calendar for Batu

In seasonPeak

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

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

Batu'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 July a good time to visit Batu?

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

6.5
Sightseeing
2nd-best month of the year
6.4
Beach & pool
3rd-best month of the year

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

What to pack for Batu in July

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

In July, Batu sees daytime highs around 26°C and nights near 17°C. Worth packing: light clothes, rain gear and sun protection. About 10 days see rain.

light clothesrain gearsun protection

Sea temperature near Batu in July

The nearest coast averages about 28°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 47 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 Batu in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July 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 Batu peaks around March 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 16 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 highExtremeMar 17UV 15Jun 16UV 8
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar15Extreme
Apr13Extreme
May10Extreme
Jun8Very high
Jul10Very high
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov10Extreme
Dec12Extreme

Air quality in Batu 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 Batu is worst in May — around 101 µg/m³ PM2.5 (unhealthy), and holds fairly steady the rest of the year.

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyMay 13101 µg/m³Aug 2267 µg/m³
PM2.5 (µg/m³)Level
Jan76Unhealthy
Feb71Unhealthy
Mar87Unhealthy
Apr99Unhealthy
May101Unhealthy
Jun95Unhealthy
Jul81Unhealthy
Aug66Unhealthy
Sep69Unhealthy
Oct80Unhealthy
Nov87Unhealthy
Dec81Unhealthy
Location & terrain

Where is Batu?

Batu sits at 7.9°S, 112.5°E, 881 m above sea level, in Indonesia. The nearest listed city is Singosari, 15 km away.

Topography around Batu

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

Within 3 km, the terrain around Batu has significant variations in elevation — a maximum elevation change of 588 m around an average of 915 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,889 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,645 m.

The land around Batu is covered by trees (45%) and artificial surfaces (40%) within 3 km, trees (75%) within 16 km, and trees (49%) and cropland (21%) within 80 km.

3 km
588 m
16 km
2,889 m
80 km
3,645 m
treesgrasslandcroplandartificial surfaceswater
July weather nearby: Singosari 15 km · Malang 17 km · Lawang 19 km · Prigen 23 km · Pakisaji 23 km · Kepanjen 29 km · Pandaan 30 km · Sumberpucung 32 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 Batu (-7.87°, 112.5283°, elevation 881 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).