Lawang weather in April

In April, Lawang sees average daytime highs of 29°C and overnight lows near 21°C, with 236 mm of rain across 24 wet days and about 11.8 hours of daylight. It is the 9th-warmest and 5th-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 9% of the time in April, and the air most often feels oppressive.

Daylight stretches from about 11 h 54 min at the start of April to 11 h 42 min by month's end. Set against the rest of the year, April is Lawang's 7th-clearest and 8th-windiest month. For the whole year in context, see Lawang's year-round climate.

Daytime high
29°
9th warmest
Overnight low
21°
10th coldest
Rainfall
236 mm
24 wet days
Daylight
11 h 48 min
5:35 AM – 5:24 PM
Cloud cover
77%
7th clearest
Wind
4 km/h
8th windiest
Solar energy
4.82 kWh/m²
Travel score
3.7
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical April day in Lawang reaches about 29°C in the afternoon and slips back to 21°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 30°C. Set against its neighbours, April runs on par with March and on par with May.

20°23°25°28°30°151015202530
Avg high (°C)Avg low (°C)
12821
22821
32821
42821
52821
62821
72821
82821
92821
102821
112821
122821
132821
142821
152921
162921
172921
182921
192921
202921
212921
222921
232921
242921
252921
262921
272921
282921
292921
302921

How April really feels in Lawang

Once humidity and wind are folded in, April 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

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

Lawang weather by month

How April compares with the rest of the year at a glance. April is the 9th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 21°51229.712.43.1
Feb28° / 21°48927.312.33.0
Mar28° / 21°42928.912.13.2
Apr29° / 21°2362411.83.7
May29° / 21°8114.511.64.9
Jun29° / 20°388.711.65.6
Jul29° / 19°21511.66.2
Aug29° / 19°10311.76.3
Sep30° / 20°214.5125.6
Oct31° / 21°7010.712.24.6
Nov30° / 22°21020.912.43.5
Dec29° / 22°42028.612.43.1

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 15% of April, with mostly cloudy or overcast conditions the remaining 76%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11486
21387
31387
41486
51486
61486
71585
81585
91684
101783
111882
121981
131981
142278
152377
162476
172476
182674
192773
202971
213070
223268
233367
243367
253466
263466
273664
283763
293862
303862

Chance of precipitation in April

Any precipitation

Lawang gets around 236 mm of rain over 24 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 79% and peaks near 89% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202530
Rain chance (%)
188
289
389
489
589
689
789
888
988
1087
1187
1286
1385
1484
1583
1682
1781
1880
1978
2076
2175
2273
2371
2469
2568
2666
2764
2863
2961
3060

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the oppressive band about 80% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)
101288
201288
301288
401288
501288
601288
701288
801288
901387
1001387
1101486
1201585
1301585
1401684
1501783
1601981
1702080
1802179
1902278
2002476
2102575
2202674
2312772
2412871
2512970
2612970
2713069
2823167
2923266
3023266

Wind in April

Winds average 4 km/h in April.

Across April, daily wind ranges from about 3 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
13calm
23calm
33calm
43calm
53calm
63calm
73calm
83calm
93calm
103calm
113calm
123calm
133calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 54 min at the start of April to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over April. Sunrise moves from 5:36 AM to 5:35 AM, and sunset from 5:32 PM to 5:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:365:32
211.95:365:31
311.95:365:31
411.95:365:30
511.95:355:30
611.95:355:29
711.95:355:29
811.95:355:28
911.95:355:28
1011.95:355:27
1111.95:355:27
1211.95:355:26
1311.85:355:26
1411.85:355:25
1511.85:355:25
1611.85:355:24
1711.85:355:24
1811.85:355:23
1911.85:345:23
2011.85:345:22
2111.85:345:22
2211.85:345:22
2311.85:345:21
2411.85:345:21
2511.85:345:20
2611.85:345:20
2711.85:345:20
2811.75:345:19
2911.75:345:19
3011.75:355:19

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.82 kWh/m².

For context, solar energy here swings from a low near 4.51 kWh/m² to a high of 6.2 kWh/m² in September across the year — April's 4.82 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.7Bright
74.7Bright
84.7Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
234.9Bright
244.9Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
Planning a trip in April

Hazard calendar for Lawang

In seasonPeak

In April, Lawang sits inside its cyclone and monsoon season. The full year is below, with each hazard's peak months called out.

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

Lawang's monsoon runs December–April, when most of the year's rain falls.

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

Is April a good time to visit Lawang?

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

3.7
Sightseeing
7th-best month of the year
4.6
Beach & pool
8th-best month of the year

April is a weaker month for outdoor sightseeing in Lawang.

What to pack for Lawang in April

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

In April, Lawang sees daytime highs around 29°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

Sea temperature near Lawang in April

The nearest coast averages about 30°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 31 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 Lawang in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Lawang peaks around March 18 at about 15 (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 18UV 15Jun 17UV 8
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun8Very high
Jul10Extreme
Aug12Extreme
Sep13Extreme
Oct14Extreme
Nov12Extreme
Dec11Extreme

Air quality in Lawang in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Lawang 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 Lawang?

Lawang sits at 7.8°S, 112.7°E, 509 m above sea level, in Indonesia. The nearest listed city is Singosari, 7.0 km away.

Topography around Lawang

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

Within 3 km, the terrain around Lawang has significant variations in elevation — a maximum elevation change of 369 m around an average of 538 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 3,237 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,645 m.

The land around Lawang is covered by trees (58%) and artificial surfaces (24%) within 3 km, trees (65%) within 16 km, and trees (46%), water (24%) and cropland (20%) within 80 km.

3 km
369 m
16 km
3,237 m
80 km
3,645 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Singosari 7.0 km · Malang 18 km · Batu 19 km · Prigen 19 km · Pandaan 20 km · Pakisaji 28 km · Bangil 30 km · Pasuruan 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 Lawang (-7.8353°, 112.6947°, elevation 509 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).