Poso weather in October

In October, Poso sees average daytime highs of 28°C and overnight lows near 21°C, with 245 mm of rain across 22.5 wet days and about 12 hours of daylight. It is the 1st-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 7% of the time in October, and the air most often feels muggy.

Daylight stretches from about 12 hours at the start of October to 12 hours by month's end. Set against the rest of the year, October is Poso's 4th-clearest and 5th-windiest month. For the whole year in context, see Poso's year-round climate.

Daytime high
28°
1st warmest
Overnight low
21°
8th coldest
Rainfall
245 mm
22.5 wet days
Daylight
12 hours
5:41 AM – 5:43 PM
Cloud cover
78%
4th clearest
Wind
4 km/h
5th windiest
Solar energy
5.69 kWh/m²
Travel score
4.0
out of 10

Poso is administrative seat of Poso Regency.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical October day in Poso reaches about 28°C in the afternoon and slips back to 21°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 30°C. Set against its neighbours, October runs on par with September and on par with November.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12821
22821
32821
42821
52821
62821
72821
82821
92821
102821
112821
122821
132821
142821
152821
162821
172821
182821
192821
202821
212821
222821
232821
242821
252821
262821
272821
282821
292821
302821
312821

Poso weather by month

How October compares with the rest of the year at a glance. October is the 1st-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 20°27827.412.13.6
Feb27° / 20°24125123.7
Mar27° / 21°36028.6123.5
Apr27° / 21°43329.2123.3
May28° / 21°35429.211.93.5
Jun27° / 21°28825.811.93.9
Jul27° / 21°20422.611.94.5
Aug28° / 21°15919.1125.0
Sep28° / 20°16517.6124.7
Oct28° / 21°24522.5124.0
Nov28° / 21°35028.212.13.5
Dec27° / 21°34530.312.13.3

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 7% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 13% of October, with mostly cloudy or overcast conditions the remaining 80%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12971
22872
32773
42674
52575
62377
72377
82278
92179
102179
112179
122179
132179
142179
152080
162080
172080
181981
192080
202080
211981
221981
231783
241783
251585
261585
271486
281486
291486
301486
311387

Chance of precipitation in October

Any precipitation

Poso gets around 245 mm of rain over 22.5 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 73% and peaks near 84% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
165
266
366
467
567
668
769
869
970
1070
1170
1271
1371
1471
1571
1671
1771
1871
1972
2072
2173
2274
2375
2476
2577
2678
2779
2880
2982
3083
3184

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the muggy band about 72% of days. Sticky, muggy-or-worse air turns up on roughly 94% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1287812
2287812
3287713
4287713
5287614
6287614
7187615
8187615
9187516
10177616
11177517
12177418
13177418
14177319
15177220
16167320
17167221
18167122
19157123
20157123
21057124
22047125
23047026
24046927
25036928
26036829
27036631
28026632
29026533
30016633
31016534

Wind in October

Winds average 4 km/h in October.

Across October, daily wind ranges from about 4 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
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in October

DaylightNight

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

Days grow by about 0 minutes over October. Sunrise moves from 5:46 AM to 5:39 AM, and sunset from 5:46 PM to 5:42 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.05:465:46
212.05:455:46
312.05:455:46
412.05:455:46
512.05:445:45
612.05:445:45
712.05:445:45
812.05:435:45
912.05:435:44
1012.05:435:44
1112.05:425:44
1212.05:425:44
1312.05:425:43
1412.05:425:43
1512.05:415:43
1612.05:415:43
1712.05:415:43
1812.05:415:43
1912.05:405:43
2012.05:405:42
2112.05:405:42
2212.05:405:42
2312.05:405:42
2412.05:405:42
2512.05:405:42
2612.05:395:42
2712.05:395:42
2812.05:395:42
2912.05:395:42
3012.05:395:42
3112.05:395:42

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.69 kWh/m².

For context, solar energy here swings from a low near 4.3 kWh/m² to a high of 5.79 kWh/m² in September across the year — October's 5.69 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.8Bright
115.8Bright
125.8Bright
135.8Bright
145.8Bright
155.8Bright
165.7Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in October

Is October a good time to visit Poso?

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

4.0
Sightseeing
4th-best month of the year
4.8
Beach & pool
3rd-best month of the year

October is a reasonable time to visit Poso for sightseeing.

What to pack for Poso in October

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

In October, Poso sees daytime highs around 28°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 23 days see rain.

light clothesrain gearsun protection

Sea temperature near Poso in October

The nearest coast averages about 30°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 April 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
Jan30Tropical
Feb29Tropical
Mar30Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct30Tropical
Nov30Tropical
Dec30Tropical

UV index in Poso in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Poso peaks around February 19 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 19UV 16Jun 21UV 11
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar15Extreme
Apr14Extreme
May13Extreme
Jun11Extreme
Jul12Extreme
Aug13Extreme
Sep13Extreme
Oct14Extreme
Nov13Extreme
Dec12Extreme

Air quality in Poso 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 Poso is worst in October — around 17 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (February, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodOct 1417 µg/m³Feb 108 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb8Good
Mar8Good
Apr9Good
May9Good
Jun9Good
Jul9Good
Aug9Good
Sep14Moderate
Oct17Moderate
Nov12Good
Dec9Good
Location & terrain

Where is Poso?

Poso sits at 1.4°S, 120.8°E, 10 m above sea level, in Indonesia. The nearest listed city is Palu, 112 km away.

Majene

Topography around Poso

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

Within 3 km, the terrain around Poso has only modest variations in elevation — a maximum elevation change of 229 m around an average of 47 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 737 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,772 m.

The land around Poso is covered by trees (65%) and water (20%) within 3 km, trees (52%) and water (43%) within 16 km, and trees (65%) and water (30%) within 80 km.

3 km
229 m
16 km
737 m
80 km
2,772 m
treesgrasslandcroplandartificial surfaceswatermangroves
October weather nearby: Palu 112 km · Masamba 137 km · Bungku 186 km · Palopo 188 km · Rantepao 199 km · Luwuk 232 km · Polewali 275 km · Majene 310 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 Poso (-1.3959°, 120.7524°, 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. 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).