Langsa weather in May

In May, Langsa sees average daytime highs of 32°C and overnight lows near 26°C, with 148 mm of rain across 23.6 wet days and about 12.2 hours of daylight. It is the 3rd-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 3% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 12 min at the start of May to 12 h 12 min by month's end. Set against the rest of the year, May is Langsa's 7th-clearest and 10th-windiest month. For the whole year in context, see Langsa's year-round climate.

Daytime high
32°
3rd warmest
Overnight low
26°
12th coldest
Rainfall
148 mm
23.6 wet days
Daylight
12 h 12 min
6:18 AM – 6:30 PM
Cloud cover
86%
7th clearest
Wind
5 km/h
10th windiest
Solar energy
5.27 kWh/m²
Travel score
2.4
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 May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical May day in Langsa reaches about 32°C in the afternoon and slips back to 26°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 34°C. Set against its neighbours, May runs on par with April and on par with June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13225
23225
33225
43225
53226
63226
73226
83226
93326
103326
113326
123326
133326
143326
153326
163326
173326
183326
193226
203226
213226
223225
233225
243225
253225
263225
273225
283225
293225
303225
313225

How May really feels in Langsa

Once humidity and wind are folded in, May 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 May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Langsa weather by month

How May compares with the rest of the year at a glance. May is the 3rd-warmest and 5th-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 May

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 7% of May, with mostly cloudy or overcast conditions the remaining 90%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11090
2991
3991
4991
5991
6991
7991
8991
91090
101090
111090
121090
131090
141189
151189
161189
171189
181189
191189
201090
211090
221090
231090
241090
251090
261090
271090
281090
291090
301090
311090

Chance of precipitation in May

Any precipitation

Langsa gets around 148 mm of rain over 23.6 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 76% and peaks near 80% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
180
280
380
479
579
678
778
877
977
1077
1176
1276
1376
1476
1576
1676
1776
1876
1976
2076
2176
2276
2375
2475
2575
2675
2774
2874
2974
3073
3173

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the miserable band about 96% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
1298
2298
3298
4298
5298
6298
7298
8397
9397
10397
11397
12397
13397
14397
15397
16397
17397
18397
19496
20496
21496
22496
23595
24595
25595
26595
27694
28694
29694
30694
31694

Wind in May

Winds average 5 km/h in May.

Across May, 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 May

DaylightNight

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

Days grow by about 0 minutes over May. Sunrise moves from 6:21 AM to 6:18 AM, and sunset from 6:30 PM to 6:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:216:30
212.26:206:30
312.26:206:30
412.26:206:30
512.26:206:30
612.26:206:30
712.26:196:30
812.26:196:30
912.26:196:30
1012.26:196:30
1112.26:196:30
1212.26:196:30
1312.26:196:30
1412.26:186:30
1512.26:186:30
1612.26:186:30
1712.26:186:31
1812.26:186:31
1912.26:186:31
2012.26:186:31
2112.26:186:31
2212.26:186:31
2312.26:186:31
2412.26:186:31
2512.26:186:32
2612.26:186:32
2712.26:186:32
2812.26:186:32
2912.26:186:32
3012.26:186:32
3112.26:186:33

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.27 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 — May's 5.27 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
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.2Bright
Planning a trip in May

Hazard calendar for Langsa

In seasonPeak

In May, Langsa sits inside its cyclone and rainy season season. The full year is below, with each hazard's peak months called out.

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

Langsa's rainy season runs April–May, when most of the year's rain falls.

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

Is May a good time to visit Langsa?

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

2.4
Sightseeing
11th-best month of the year
4.2
Beach & pool
7th-best month of the year

May is a weaker month for outdoor sightseeing in Langsa.

What to pack for Langsa in May

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

In May, Langsa sees daytime highs around 32°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

Sea temperature near Langsa in May

The nearest coast averages about 30°C in May — 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 May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 12 (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 May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May 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
May 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).