Merauke weather in October

In October, Merauke sees average daytime highs of 30°C and overnight lows near 24°C, with 70 mm of rain across 11.6 wet days and about 12.2 hours of daylight. It is the 3rd-warmest and 8th-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 18% of the time in October, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of October to 12 h 18 min by month's end. Set against the rest of the year, October is Merauke's 1st-clearest and 6th-windiest month. For the whole year in context, see Merauke's year-round climate.

Daytime high
30°
3rd warmest
Overnight low
24°
5th coldest
Rainfall
70 mm
11.6 wet days
Daylight
12 h 12 min
5:18 AM – 5:29 PM
Cloud cover
65%
1st clearest
Wind
16 km/h
6th windiest
Solar energy
6.04 kWh/m²
Travel score
4.7
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical October day in Merauke reaches about 30°C in the afternoon and slips back to 24°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 31°C. Set against its neighbours, October runs about 1°C warmer than September and on par with November.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13024
23024
33024
43024
53024
63024
73024
83024
93024
103024
113024
123024
133024
143024
153024
163024
173024
183024
193024
203024
213025
223025
233025
243025
253025
263025
273025
283025
293025
303025
313025

How October really feels in Merauke

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

Merauke weather by month

How October compares with the rest of the year at a glance. October is the 3rd-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 25°27527.812.42.9
Feb29° / 25°26025.812.32.9
Mar29° / 25°29727.312.13.0
Apr29° / 25°20622.411.83.5
May29° / 25°10618.111.64.4
Jun28° / 24°4912.311.55.5
Jul28° / 23°278.411.66.3
Aug28° / 23°277.611.76.3
Sep29° / 24°338125.5
Oct30° / 24°7011.612.24.7
Nov31° / 25°10616.212.43.9
Dec30° / 25°20825.512.53.1

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in October, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 21% of October, with mostly cloudy or overcast conditions the remaining 61%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13664
23664
33763
43763
53763
63862
73862
83961
94060
104060
114159
124258
134258
144258
154258
164258
174159
184159
194159
204258
214258
224159
234159
244060
253961
263862
273862
283664
293664
303664
313565

Chance of precipitation in October

Any precipitation

Merauke gets around 70 mm of rain over 11.6 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 37% and peaks near 42% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
134
235
335
436
537
637
738
838
938
1037
1137
1237
1337
1437
1536
1636
1736
1836
1937
2037
2137
2237
2337
2438
2538
2639
2739
2840
2940
3041
3142

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the oppressive band about 67% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1129637
2129637
3129637
4129637
5128638
6128638
7128638
8128638
9128638
10127648
11127648
12127648
13127648
14126658
15126658
16125668
17025669
18024679
19023689
200226810
210216910
220206911
230197011
240187012
250177112
260167113
270157213
280147214
290137215
300127216
310117217

Wind in October

Winds average 16 km/h in October.

Across October, daily wind ranges from about 14 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3114light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 06 min at the start of October to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over October. Sunrise moves from 5:25 AM to 5:13 AM, and sunset from 5:30 PM to 5:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.15:255:30
212.15:255:30
312.15:245:29
412.15:235:29
512.15:235:29
612.15:225:29
712.15:225:29
812.15:215:29
912.15:215:29
1012.15:205:29
1112.25:205:29
1212.25:195:29
1312.25:195:29
1412.25:195:29
1512.25:185:29
1612.25:185:29
1712.25:175:29
1812.25:175:29
1912.25:165:29
2012.25:165:29
2112.25:165:29
2212.25:155:30
2312.25:155:30
2412.35:155:30
2512.35:145:30
2612.35:145:30
2712.35:145:30
2812.35:145:30
2912.35:135:31
3012.35:135:31
3112.35:135:31

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 6.04 kWh/m².

For context, solar energy here swings from a low near 4.05 kWh/m² to a high of 6.07 kWh/m² in November across the year — October's 6.04 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.9Bright
65.9Bright
75.9Bright
85.9Bright
96.0Bright
106.0Bright
116.0Intense
126.0Intense
136.0Intense
146.1Intense
156.1Intense
166.1Intense
176.1Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.1Intense
286.1Intense
296.1Intense
306.2Intense
316.1Intense
Planning a trip in October

Hazard calendar for Merauke

In seasonPeak

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

Merauke sits in the South Indian Ocean cyclone belt; the season peaks January–March.

Merauke's monsoon runs December–April, when most of the year's rain falls.

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

Is October a good time to visit Merauke?

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

4.7
Sightseeing
5th-best month of the year
6.5
Beach & pool
4th-best month of the year

October is a reasonable time to visit Merauke for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Merauke in October

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

In October, Merauke sees daytime highs around 30°C and nights near 24°C. Pack light clothes and sun protection. Worth having: rain gear. About 12 days see rain.

light clothessun protectionrain gear

Sea temperature near Merauke in October

The nearest coast averages about 28°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 14 km away) is warmest in December at about 30°C and coldest in August near 26°C.

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

24°26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan30Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May28Warm
Jun27Warm
Jul26Warm
Aug26Warm
Sep27Warm
Oct28Warm
Nov29Tropical
Dec30Tropical

UV index in Merauke in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October 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 Merauke peaks around March 11 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 11UV 16Jun 19UV 9
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar16Extreme
Apr14Extreme
May11Extreme
Jun9Very high
Jul10Very high
Aug12Extreme
Sep14Extreme
Oct13Extreme
Nov14Extreme
Dec14Extreme

Air quality in Merauke in October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.

Air quality in Merauke is worst in October — around 18 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (May, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateOct 1817 µg/m³May 148 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb9Good
Mar9Good
Apr8Good
May8Good
Jun8Good
Jul8Good
Aug9Good
Sep13Moderate
Oct18Moderate
Nov14Moderate
Dec12Moderate
Location & terrain

Where is Merauke?

Merauke sits at 8.5°S, 140.4°E, 8 m above sea level, in Indonesia. The nearest listed city is Daru, 315 km away.

DaruAgatsMendiWamenaTiomMuliaTimika

Topography around Merauke

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

Within 3 km, the terrain around Merauke has only modest variations in elevation — a maximum elevation change of 13 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 28 m; within 80 km, only modest variations in elevation — a maximum elevation change of 52 m.

The land around Merauke is covered by trees (42%), artificial surfaces (26%) and grassland (20%) within 3 km, trees (42%) and water (41%) within 16 km, and trees (58%) and water (32%) within 80 km.

3 km
13 m
16 km
28 m
80 km
52 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
October weather nearby: Daru 315 km · Agats 413 km · Mendi 444 km · Mount Hagen 514 km · Wamena 516 km · Tiom 553 km · Mulia 596 km · Timika 597 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 Merauke (-8.4996°, 140.4061°, elevation 8 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).