Singkil weather in May

In May, Singkil sees average daytime highs of 30°C and overnight lows near 26°C, with 282 mm of rain across 21.9 wet days and about 12.1 hours of daylight. It is the 1st-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 5% of the time in May, and the air most often feels miserable.

Daylight stretches from about 12 h 06 min at the start of May to 12 h 06 min by month's end. Set against the rest of the year, May is Singkil's 6th-clearest and 7th-windiest month. For the whole year in context, see Singkil's year-round climate.

Daytime high
30°
1st warmest
Overnight low
26°
12th coldest
Rainfall
282 mm
21.9 wet days
Daylight
12 h 06 min
6:22 AM – 6:28 PM
Cloud cover
85%
6th clearest
Wind
7 km/h
7th windiest
Solar energy
5.19 kWh/m²
Travel score
3.5
out of 10

Singkil is capital of Aceh Singkil Regency, Aceh Province, Indonesia.

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 30°C through the month.

A typical May day in Singkil reaches about 30°C in the afternoon and slips back to 26°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°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)
13025
23025
33025
43025
53025
63025
73025
83026
93026
103026
113026
123026
133026
143026
153026
163026
173026
183026
193026
203026
213026
223026
233026
243026
253026
263026
273026
283026
293026
303026
313026

How May really feels in Singkil

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
heat index over the day's high
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.

Singkil weather by month

How May compares with the rest of the year at a glance. May is the 1st-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 25°28324.211.93.5
Feb30° / 25°23921.211.93.4
Mar30° / 25°31526.8123.1
Apr30° / 25°36926.5123.0
May30° / 26°28221.912.13.5
Jun30° / 25°21817.812.13.9
Jul29° / 25°2562012.13.9
Aug29° / 25°3262312.13.6
Sep29° / 25°35123.4123.5
Oct29° / 25°46626.411.93.3
Nov28° / 25°57127.211.93.2
Dec29° / 25°40226.911.93.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 5% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 8% of May, with mostly cloudy or overcast conditions the remaining 87%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1991
2991
31090
41090
51090
61090
71090
81090
91090
101387
111387
121387
131486
141486
151585
161585
171585
181585
191585
201684
211684
221684
231585
241486
251486
261486
271486
281486
291486
301486
311486

Chance of precipitation in May

Any precipitation

Singkil gets around 282 mm of rain over 21.9 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 71% and peaks near 84% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
184
284
384
483
583
682
781
880
978
1077
1175
1274
1373
1471
1570
1669
1768
1866
1965
2064
2164
2263
2363
2463
2563
2663
2763
2863
2963
3063
3163

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 81% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
11288
21288
31387
41387
51486
61486
71585
81684
91783
101882
111882
121981
132080
142080
152080
162080
172080
182179
192179
202179
212179
222179
232179
242179
252179
262278
272278
282377
292476
302575
312674

Wind in May

Winds average 7 km/h in May.

Across May, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 06 min at the start of May to 12 h 06 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 6:24 AM to 6:23 AM, and sunset from 6:28 PM to 6:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:246:28
212.16:236:28
312.16:236:28
412.16:236:28
512.16:236:28
612.16:236:28
712.16:236:28
812.16:236:28
912.16:226:28
1012.16:226:28
1112.16:226:28
1212.16:226:28
1312.16:226:28
1412.16:226:28
1512.16:226:28
1612.16:226:28
1712.16:226:28
1812.16:226:28
1912.16:226:28
2012.16:226:28
2112.16:226:29
2212.16:226:29
2312.16:226:29
2412.16:226:29
2512.16:226:29
2612.16:226:29
2712.16:226:29
2812.16:226:29
2912.16:226:30
3012.16:226:30
3112.16:236:30

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.19 kWh/m².

For context, solar energy here swings from a low near 4.16 kWh/m² to a high of 5.6 kWh/m² in February across the year — May's 5.19 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.1Bright
55.1Bright
65.1Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.2Bright
275.2Bright
285.2Bright
295.2Bright
305.2Bright
315.2Bright
Planning a trip in May

Hazard calendar for Singkil

In seasonPeak

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

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

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

Is May a good time to visit Singkil?

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

3.5
Sightseeing
4th-best month of the year
4.7
Beach & pool
3rd-best month of the year

May is a weaker month for outdoor sightseeing in Singkil.

What to pack for Singkil in May

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

In May, Singkil sees daytime highs around 30°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 22 days see rain.

light clothesrain gearsun protection

Sea temperature near Singkil 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 20 km away) is warmest in March at about 30°C and coldest in November 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
Feb30Tropical
Mar30Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Singkil 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 Singkil peaks around February 22 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 22UV 14Jul 13UV 11
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar14Extreme
Apr13Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep14Extreme
Oct13Extreme
Nov12Extreme
Dec12Extreme
Location & terrain

Where is Singkil?

Singkil sits at 2.3°N, 97.8°E, 5 m above sea level, in Indonesia. The nearest listed city is Subulussalam, 43 km away.

Topography around Singkil

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

Within 3 km, the terrain around Singkil has only modest variations in elevation — a maximum elevation change of 13 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 30 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,806 m.

The land around Singkil is covered by trees (43%) within 3 km, water (54%) and trees (36%) within 16 km, and water (60%) and trees (39%) within 80 km.

3 km
13 m
16 km
30 m
80 km
1,806 m
treesshrubsgrasslandartificial surfaceswatermangroves
May weather nearby: Subulussalam 43 km · Barus 74 km · Sidikalang 78 km · Paropo 104 km · Tongging 106 km · Pangururan 107 km · Gunungsitoli 113 km · Kabanjahe 119 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 Singkil (2.2874°, 97.7884°, elevation 5 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).