Sentani weather in May

In May, Sentani sees average daytime highs of 29°C and overnight lows near 25°C, with 200 mm of rain across 27.1 wet days and about 11.9 hours of daylight. It is the 3rd-warmest and 9th-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 11% of the time in May, and the air most often feels miserable.

Daylight stretches from about 11 h 54 min at the start of May to 11 h 54 min by month's end. Set against the rest of the year, May is Sentani's 6th-clearest and 9th-windiest month. For the whole year in context, see Sentani's year-round climate.

Daytime high
29°
3rd warmest
Overnight low
25°
12th coldest
Rainfall
200 mm
27.1 wet days
Daylight
11 h 54 min
5:38 AM – 5:31 PM
Cloud cover
77%
6th clearest
Wind
8 km/h
9th windiest
Solar energy
4.97 kWh/m²
Travel score
3.4
out of 10

Sentani is capital of Jayapura Regency, Papua 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 29°C through the month.

A typical May day in Sentani reaches about 29°C in the afternoon and slips back to 25°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 29°C. Set against its neighbours, May runs on par with April and on par with June.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12825
22925
32925
42925
52925
62925
72925
82925
92925
102925
112925
122925
132925
142925
152925
162925
172925
182925
192925
202925
212925
222925
232925
242925
252925
262825
272825
282825
292825
302825
312825

How May really feels in Sentani

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.

Sentani weather by month

How May compares with the rest of the year at a glance. May is the 3rd-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 25°23326.912.13.4
Feb28° / 25°22624.212.13.4
Mar28° / 25°25427.5123.4
Apr28° / 25°24227.411.93.3
May29° / 25°20027.111.93.4
Jun28° / 25°20126.511.93.5
Jul28° / 25°20925.411.94.0
Aug28° / 25°19824.811.94.0
Sep28° / 25°18324.3123.8
Oct29° / 25°18325.312.13.6
Nov29° / 25°22426.912.13.3
Dec29° / 25°25628.112.13.2

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 12% of May, with mostly cloudy or overcast conditions the remaining 77%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11783
21783
31783
41783
51882
61882
71882
81882
92080
102179
112179
122278
132278
142278
152377
162377
172575
182575
192674
202674
212773
222773
232773
242872
252872
262872
272872
282872
292872
302872
312872

Chance of precipitation in May

Any precipitation

Sentani gets around 200 mm of rain over 27.1 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 88% and peaks near 90% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
188
288
388
488
588
687
787
887
987
1086
1186
1286
1386
1487
1587
1687
1787
1887
1987
2087
2188
2288
2388
2489
2589
2689
2789
2889
2990
3090
3190

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 51% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
14258
24159
34060
44060
54060
64060
74060
84060
94060
104159
114159
124258
134357
144555
154654
164753
174951
185050
195248
205347
215446
225644
235743
245842
255842
265941
275941
285941
295941
305941
315941

Wind in May

Winds average 8 km/h in May.

Across May, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 54 min at the start of May to 11 h 54 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 5:38 AM to 5:39 AM, and sunset from 5:32 PM to 5:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:385:32
211.95:385:32
311.95:385:32
411.95:385:32
511.95:385:32
611.95:385:32
711.95:385:31
811.95:375:31
911.95:375:31
1011.95:375:31
1111.95:375:31
1211.95:385:31
1311.95:385:31
1411.95:385:31
1511.95:385:31
1611.95:385:31
1711.95:385:31
1811.95:385:31
1911.95:385:31
2011.95:385:31
2111.95:385:31
2211.95:385:31
2311.95:385:31
2411.95:385:31
2511.95:395:31
2611.95:395:31
2711.95:395:31
2811.95:395:31
2911.95:395:31
3011.95:395:31
3111.95:395:31

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.97 kWh/m².

For context, solar energy here swings from a low near 4.49 kWh/m² to a high of 5.62 kWh/m² in October across the year — May's 4.97 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
274.9Bright
284.9Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in May

Is May a good time to visit Sentani?

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

3.4
Sightseeing
6th-best month of the year
4.1
Beach & pool
5th-best month of the year

May is a weaker month for outdoor sightseeing in Sentani.

What to pack for Sentani in May

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

In May, Sentani sees daytime highs around 29°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 27 days see rain.

light clothesrain gearsun protection

Sea temperature near Sentani 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 November at about 30°C and coldest in February 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
Mar29Tropical
Apr29Tropical
May30Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct30Tropical
Nov30Tropical
Dec29Tropical

UV index in Sentani in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 Sentani peaks around March 10 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 10UV 16Jun 22UV 11
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar16Extreme
Apr14Extreme
May13Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep14Extreme
Oct14Extreme
Nov13Extreme
Dec13Extreme
Location & terrain

Where is Sentani?

Sentani sits at 2.6°S, 140.5°E, 100 m above sea level, in Indonesia. The nearest listed city is Abepura, 14 km away.

MuliaWewakAgatsTimika

Topography around Sentani

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

Within 3 km, the terrain around Sentani has significant variations in elevation — a maximum elevation change of 368 m around an average of 129 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,985 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,957 m.

The land around Sentani is covered by trees (63%) within 3 km, trees (74%) within 16 km, and trees (66%) and water (33%) within 80 km.

3 km
368 m
16 km
1,985 m
80 km
1,957 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Abepura 14 km · Jayapura 23 km · Wamena 243 km · Tiom 274 km · Mulia 308 km · Wewak 363 km · Agats 423 km · Timika 483 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 Sentani (-2.5691°, 140.5127°, elevation 100 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. 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).