Lumajang weather in July

In July, Lumajang sees average daytime highs of 26°C and overnight lows near 22°C, with 44 mm of rain across 11.3 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 16% of the time in July, and the air most often feels oppressive.

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 Lumajang's 4th-clearest and 3rd-windiest month. For the whole year in context, see Lumajang's year-round climate.

Daytime high
26°
11th warmest
Overnight low
22°
2nd coldest
Rainfall
44 mm
11.3 wet days
Daylight
11 h 36 min
5:46 AM – 5:20 PM
Cloud cover
63%
4th clearest
Wind
6 km/h
3rd windiest
Solar energy
4.69 kWh/m²
Travel score
6.3
out of 10

Lumajang is district in Lumajang Regency, East Java Province, Indonesia.

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 Lumajang reaches about 26°C in the afternoon and slips back to 22°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 28°C. Set against its neighbours, July runs about 1°C cooler than June and on par with August.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12722
22722
32722
42722
52722
62722
72722
82722
92722
102722
112622
122622
132622
142622
152622
162622
172622
182622
192622
202622
212621
222621
232621
242621
252621
262621
272621
282621
292621
302621
312621

How July really feels in Lumajang

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

July sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Lumajang 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
Jan29° / 24°35828.712.42.9
Feb29° / 24°34726.512.32.8
Mar30° / 24°28326.912.13.1
Apr29° / 24°1632311.83.6
May29° / 24°9315.711.65.0
Jun27° / 23°6212.711.55.9
Jul26° / 22°4411.311.66.3
Aug26° / 21°3510.411.76.5
Sep27° / 22°6712.1126.0
Oct28° / 23°9616.812.25.0
Nov29° / 24°22723.512.43.6
Dec29° / 24°3162712.53.1

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 31% of July, with mostly cloudy or overcast conditions the remaining 53%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14654
24654
34654
44555
54555
64555
74555
84456
94456
104456
114555
124654
134555
144555
154654
164753
174753
184852
194753
204852
214852
224852
234951
244852
254951
264951
274852
284852
294852
304852
314852

Chance of precipitation in July

Any precipitation

Lumajang gets around 44 mm of rain over 11.3 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 37% and peaks near 39% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
137
237
337
437
538
638
739
839
939
1039
1139
1239
1339
1439
1538
1638
1737
1837
1936
2036
2135
2234
2334
2434
2534
2634
2734
2834
2934
3034
3134

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the oppressive band about 53% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1136612
2137593
3138583
4139582
5139582
6140572
7140572
8140572
9141562
10141562
11142552
12142561
13042571
14042571
15043561
16043561
17143551
18143551
19144541
20145531
21145540
22146530
23148510
24149490
25151480
26251461
27252451
28254431
29255421
30256411
31257401

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 6 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
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

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 5:44 AM to 5:44 AM, and sunset from 5:16 PM to 5:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.55:445:16
211.55:455:17
311.55:455:17
411.55:455:17
511.55:455:17
611.55:455:18
711.55:455:18
811.55:455:18
911.55:455:18
1011.65:455:18
1111.65:465:19
1211.65:465:19
1311.65:465:19
1411.65:465:19
1511.65:465:20
1611.65:465:20
1711.65:465:20
1811.65:465:20
1911.65:465:20
2011.65:465:21
2111.65:455:21
2211.65:455:21
2311.65:455:21
2411.65:455:21
2511.65:455:21
2611.65:455:22
2711.65:455:22
2811.65:455:22
2911.65:455:22
3011.65:445:22
3111.65:445:22

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.69 kWh/m².

For context, solar energy here swings from a low near 4.52 kWh/m² to a high of 5.99 kWh/m² in October across the year — July's 4.69 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
94.6Bright
104.6Bright
114.6Bright
124.6Bright
134.6Bright
144.6Bright
154.6Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.8Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.9Bright
284.9Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in July

Hazard calendar for Lumajang

In seasonPeak

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

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

Lumajang'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 Lumajang?

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

6.3
Sightseeing
2nd-best month of the year
6.2
Beach & pool
2nd-best month of the year

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

What to pack for Lumajang in July

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

In July, Lumajang sees daytime highs around 26°C and nights near 22°C. Worth packing: light clothes, rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

Sea temperature near Lumajang in July

The nearest coast averages about 26°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 29 km away) is warmest in March at about 29°C and coldest in August near 25°C.

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

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May28Tropical
Jun27Warm
Jul26Warm
Aug25Warm
Sep25Warm
Oct26Warm
Nov28Warm
Dec29Tropical

UV index in Lumajang 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 Lumajang peaks around March 21 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 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 21UV 13Jun 17UV 8
UV index (midday)Level
Jan12Extreme
Feb10Extreme
Mar13Extreme
Apr13Extreme
May10Very high
Jun7Very high
Jul10Very high
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov12Extreme
Dec11Extreme

Air quality in Lumajang 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 Lumajang is worst in May — around 38 µg/m³ PM2.5 (poor), about 1.7× the cleanest month (September, 23 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMay 1138 µg/m³Sep 1523 µg/m³
PM2.5 (µg/m³)Level
Jan33Moderate
Feb31Moderate
Mar37Poor
Apr38Poor
May38Poor
Jun36Poor
Jul31Moderate
Aug25Moderate
Sep23Moderate
Oct26Moderate
Nov28Moderate
Dec30Moderate
Location & terrain

Where is Lumajang?

Lumajang sits at 8.1°S, 113.2°E, 56 m above sea level, in Indonesia. The nearest listed city is Kencong, 23 km away.

Topography around Lumajang

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

Within 3 km, the terrain around Lumajang has only modest variations in elevation — a maximum elevation change of 45 m around an average of 54 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 841 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,644 m.

The land around Lumajang is covered by cropland (51%) and artificial surfaces (31%) within 3 km, trees (60%) and cropland (29%) within 16 km, and trees (46%) and water (39%) within 80 km.

3 km
45 m
16 km
841 m
80 km
3,644 m
treesgrasslandcroplandartificial surfaceswater
July weather nearby: Kencong 23 km · Probolinggo 42 km · Kraksaan 46 km · Jember 52 km · Dampit 53 km · Pasuruan 65 km · Gongdanglegi Kulon 65 km · Lawang 67 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 Lumajang (-8.1335°, 113.2248°, elevation 56 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).