Langsa weather in July

In July, Langsa sees average daytime highs of 33°C and overnight lows near 25°C, with 102 mm of rain across 18.3 wet days and about 12.2 hours of daylight. It is the 1st-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 3% of the time in July, and the air most often feels miserable.

Daylight stretches from about 12 h 18 min at the start of July to 12 h 12 min by month's end. Set against the rest of the year, July is Langsa's 5th-clearest and 5th-windiest month. For the whole year in context, see Langsa's year-round climate.

Daytime high
33°
1st warmest
Overnight low
25°
9th coldest
Rainfall
102 mm
18.3 wet days
Daylight
12 h 12 min
6:27 AM – 6:41 PM
Cloud cover
83%
5th clearest
Wind
5 km/h
5th windiest
Solar energy
5.32 kWh/m²
Travel score
2.8
out of 10

Langsa is city in Aceh Province, Indonesia.

Density
701/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 33°C through the month.

A typical July day in Langsa reaches about 33°C in the afternoon and slips back to 25°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 35°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)
13325
23325
33325
43325
53325
63325
73325
83325
93325
103325
113325
123325
133325
143325
153325
163325
173325
183325
193325
203325
213325
223325
233325
243325
253325
263325
273325
283325
293325
303325
313325

How July really feels in Langsa

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
31 feel dangerously hot (≥ 39°C)
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.

Langsa weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 24°13820.811.83.5
Feb31° / 24°8716.111.93.5
Mar32° / 25°10918.9123.0
Apr32° / 25°13323.412.12.4
May32° / 26°14823.612.22.4
Jun33° / 25°1001812.32.8
Jul33° / 25°10218.312.22.8
Aug32° / 25°12620.812.12.7
Sep32° / 25°17925.5122.5
Oct31° / 25°2252811.92.5
Nov30° / 25°28828.111.82.6
Dec30° / 24°26926.211.73.0

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 11% of July, with mostly cloudy or overcast conditions the remaining 86%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11684
21684
31684
41486
51486
61486
71387
81387
91387
101288
111288
121387
131387
141387
151387
161486
171585
181585
191585
201585
211585
221585
231585
241486
251486
261486
271486
281486
291486
301387
311387

Chance of precipitation in July

Any precipitation

Langsa gets around 102 mm of rain over 18.3 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 59% and peaks near 61% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
157
258
358
458
558
658
758
858
958
1059
1159
1259
1360
1460
1560
1661
1761
1861
1961
2061
2161
2261
2361
2461
2560
2660
2760
2860
2959
3059
3159

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the miserable band about 60% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
13565
23565
33664
43763
53763
63862
73862
83961
93961
104060
114060
124060
134060
144060
154060
164060
174159
184159
194159
204159
214258
224258
234159
244159
254159
264159
274159
284159
294159
304258
314258

Wind in July

Winds average 5 km/h in July.

Across July, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 12 h 18 min at the start of July to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over July. Sunrise moves from 6:24 AM to 6:28 AM, and sunset from 6:39 PM to 6:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:246:39
212.36:246:39
312.36:246:39
412.36:246:40
512.36:256:40
612.36:256:40
712.26:256:40
812.26:256:40
912.26:256:40
1012.26:266:40
1112.26:266:40
1212.26:266:41
1312.26:266:41
1412.26:266:41
1512.26:276:41
1612.26:276:41
1712.26:276:41
1812.26:276:41
1912.26:276:41
2012.26:276:41
2112.26:276:41
2212.26:286:41
2312.26:286:41
2412.26:286:41
2512.26:286:41
2612.26:286:41
2712.26:286:41
2812.26:286:41
2912.26:286:40
3012.26:286:40
3112.26:286:40

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.32 kWh/m².

For context, solar energy here swings from a low near 4.1 kWh/m² to a high of 5.71 kWh/m² in March across the year — July's 5.32 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.4Bright
305.4Bright
315.5Bright
Planning a trip in July

Hazard calendar for Langsa

In seasonPeak

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

Langsa sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.

Langsa's rainy season runs September–January, 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 Langsa?

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

2.8
Sightseeing
5th-best month of the year
4.8
Beach & pool
4th-best month of the year

July is a weaker month for outdoor sightseeing in Langsa.

What to pack for Langsa in July

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

In July, Langsa sees daytime highs around 33°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.

light clothesrain gearsun protection

Sea temperature near Langsa in July

The nearest coast averages about 30°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 25 km away) is warmest in May at about 30°C and coldest in January near 29°C.

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

28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar30Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Langsa 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 Langsa peaks around February 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 21UV 14Jul 13UV 10
UV index (midday)Level
Jan12Extreme
Feb14Extreme
Mar14Extreme
Apr14Extreme
May12Extreme
Jun11Extreme
Jul10Extreme
Aug11Extreme
Sep13Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in Langsa 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 Langsa is worst in September — around 21 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (December, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodSep 1220 µg/m³Dec 1012 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb16Moderate
Mar19Moderate
Apr19Moderate
May18Moderate
Jun19Moderate
Jul21Moderate
Aug20Moderate
Sep21Moderate
Oct17Moderate
Nov12Good
Dec12Good
Location & terrain

Where is Langsa?

Langsa sits at 4.5°N, 98.0°E, 10 m above sea level, in Indonesia. The nearest listed city is Pangkalan Brandan, 60 km away.

Topography around Langsa

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

Within 3 km, the terrain around Langsa has only modest variations in elevation — a maximum elevation change of 45 m around an average of 12 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 297 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,050 m.

The land around Langsa is covered by trees (43%) and artificial surfaces (36%) within 3 km, trees (58%) within 16 km, and trees (63%) and water (32%) within 80 km.

3 km
45 m
16 km
297 m
80 km
3,050 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
July weather nearby: Pangkalan Brandan 60 km · Tanjungtiram 63 km · Stabat 98 km · Labuhan Deli 99 km · Belawan 111 km · Binjai 112 km · Lhokseumawe 120 km · Sunggal 122 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 Langsa (4.4683°, 97.9683°, elevation 10 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).