Lawang in Winter
In winter (June, July and August), Lawang sees average daytime highs around 29°C and overnight lows near 19°C, with 68 mm of rain over about 17 wet days across the season. It is the 2nd-warmest season and the driest season of the year.
Across winter, daytime highs hold fairly steady around 29°C. The sky is clear or mostly clear about 34% of the time across winter, and the air most often feels muggy.
Winter is Lawang's best season of the year to visit on our travel score. For the whole year in context, see Lawang's year-round climate.
- Avg daytime high
- 29°C
- 2nd-warmest season
- Avg overnight low
- 19°C
- Rainfall
- 68 mm
- 17 wet days
- Avg wind
- 5 km/h
- Travel score
- 6.0
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Lawang in Winter
Across winter, daytime highs hold fairly steady around 29°C.
A typical winter day in Lawang reaches about 29°C and drops to 19°C overnight. The warmest of the three months is August, the coolest August.
How winter really feels in Lawang
Once humidity and wind are folded in, winter brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
winter 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 the three winter months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 28° / 21° | 512 | 29.7 | 12.4 | 3.1 |
| Feb | 28° / 21° | 489 | 27.3 | 12.3 | 3.0 |
| Mar | 28° / 21° | 429 | 28.9 | 12.1 | 3.2 |
| Apr | 29° / 21° | 236 | 24 | 11.8 | 3.7 |
| May | 29° / 21° | 81 | 14.5 | 11.6 | 4.9 |
| Jun | 29° / 20° | 38 | 8.7 | 11.6 | 5.6 |
| Jul | 29° / 19° | 21 | 5 | 11.6 | 6.2 |
| Aug | 29° / 19° | 10 | 3 | 11.7 | 6.3 |
| Sep | 30° / 20° | 21 | 4.5 | 12 | 5.6 |
| Oct | 31° / 21° | 70 | 10.7 | 12.2 | 4.6 |
| Nov | 30° / 22° | 210 | 20.9 | 12.4 | 3.5 |
| Dec | 29° / 22° | 420 | 28.6 | 12.4 | 3.1 |
Cloud cover in Winter
The sky is clear or mostly clear about 34% of the time across winter.
Chance of precipitation in Winter
Lawang gets around 68 mm of rain over 17 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 5 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 11 h 36 min in early June to 11 h 48 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 5.2 kWh/m².
Hazard calendar for Lawang
None of Lawang's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
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.
Is winter a good time to visit Lawang?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a reasonable time to visit Lawang for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Lawang in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Lawang sees daytime highs around 29°C and nights near 19°C. Pack light clothes. Worth having: rain gear and sun protection. About 17 days see rain.
Sea temperature near Lawang in Winter
The nearest coast averages about 28°C across winter — 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 29 | 29 | 29 | 30 | 30 | 29 | 28 | 28 | 28 | 29 | 30 | 30 |
| Comfort | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 29 | Tropical |
| Feb | 29 | Tropical |
| Mar | 29 | Tropical |
| Apr | 30 | Tropical |
| May | 30 | Tropical |
| Jun | 29 | Tropical |
| Jul | 28 | Tropical |
| Aug | 28 | Tropical |
| Sep | 28 | Tropical |
| Oct | 29 | Tropical |
| Nov | 30 | Tropical |
| Dec | 30 | Tropical |
UV index in Lawang in Winter
Clear-sky midday UV across winter averages 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 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 13 | 12 | 15 | 13 | 11 | 8 | 10 | 12 | 13 | 14 | 12 | 11 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 13 | Extreme |
| Feb | 12 | Extreme |
| Mar | 15 | Extreme |
| Apr | 13 | Extreme |
| May | 11 | Extreme |
| Jun | 8 | Very high |
| Jul | 10 | Extreme |
| Aug | 12 | Extreme |
| Sep | 13 | Extreme |
| Oct | 14 | Extreme |
| Nov | 12 | Extreme |
| Dec | 11 | Extreme |
Air quality in Lawang in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter 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).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 76 | 71 | 87 | 99 | 101 | 95 | 81 | 66 | 69 | 80 | 87 | 81 |
| Level | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 76 | Unhealthy |
| Feb | 71 | Unhealthy |
| Mar | 87 | Unhealthy |
| Apr | 99 | Unhealthy |
| May | 101 | Unhealthy |
| Jun | 95 | Unhealthy |
| Jul | 81 | Unhealthy |
| Aug | 66 | Unhealthy |
| Sep | 69 | Unhealthy |
| Oct | 80 | Unhealthy |
| Nov | 87 | Unhealthy |
| Dec | 81 | Unhealthy |
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.
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
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.