Arjona weather in October

In October, Arjona sees average daytime highs of 31°C and overnight lows near 24°C, with 215 mm of rain across 29.1 wet days and about 11.8 hours of daylight. It is the 12th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 2% of the time in October, and the air most often feels miserable.

Daylight stretches from about 11 h 54 min at the start of October to 11 h 36 min by month's end. Set against the rest of the year, October is Arjona's 9th-clearest and 6th-windiest month. For the whole year in context, see Arjona's year-round climate.

Daytime high
31°
12th warmest
Overnight low
24°
4th coldest
Rainfall
215 mm
29.1 wet days
Daylight
11 h 48 min
5:53 AM – 5:39 PM
Cloud cover
88%
9th clearest
Wind
6 km/h
6th windiest
Solar energy
4.55 kWh/m²
Travel score
2.5
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical October day in Arjona reaches about 31°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 32°C. Set against its neighbours, October runs on par with September and on par with November.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13125
23125
33125
43125
53125
63125
73125
83125
93125
103125
113125
123125
133124
143124
153124
163124
173124
183124
193124
203124
213124
223124
233124
243124
253124
263124
273124
283124
293124
303124
313124

How October really feels in Arjona

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.

Arjona weather by month

How October compares with the rest of the year at a glance. October is the 12th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan34° / 24°154.411.53.8
Feb35° / 25°174.611.73.0
Mar35° / 25°4510.911.92.6
Apr33° / 25°11922.312.22.3
May32° / 25°1992812.52.3
Jun32° / 25°17025.312.62.4
Jul32° / 25°14724.212.52.5
Aug32° / 25°17627.512.32.3
Sep31° / 25°19327.912.12.4
Oct31° / 24°21529.111.82.5
Nov31° / 24°16225.211.52.8
Dec32° / 24°6513.611.43.7

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 5% of October, with mostly cloudy or overcast conditions the remaining 93%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1496
2496
3496
4496
5496
6496
7496
8496
9496
10694
11694
12694
13694
14793
15793
16793
17892
18892
19991
20991
21991
22991
23991
24991
251090
261090
271090
281090
291090
301189
311189

Chance of precipitation in October

Any precipitation

Arjona gets around 215 mm of rain over 29.1 wet days in October, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 93% and peaks near 94% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
194
294
394
494
594
694
794
894
994
1094
1194
1294
1394
1494
1594
1693
1793
1893
1993
2093
2193
2293
2393
2493
2593
2693
2793
2892
2992
3092
3191

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the miserable band about 82% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
11387
21387
31387
41486
51486
61486
71585
81585
91684
101783
111783
121882
131981
141981
152080
162080
172080
182179
192179
202179
212179
222080
232080
242080
252080
261981
271981
281981
291882
301882
311783

Wind in October

Winds average 6 km/h in October.

Across October, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 54 min at the start of October to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over October. Sunrise moves from 5:53 AM to 5:56 AM, and sunset from 5:48 PM to 5:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:535:48
211.95:535:47
311.95:535:46
411.95:535:46
511.95:535:45
611.95:535:45
711.95:535:44
811.85:535:44
911.85:535:43
1011.85:535:42
1111.85:535:42
1211.85:535:41
1311.85:535:41
1411.85:535:40
1511.85:535:40
1611.85:535:39
1711.85:535:39
1811.85:545:39
1911.75:545:38
2011.75:545:38
2111.75:545:37
2211.75:545:37
2311.75:545:37
2411.75:545:36
2511.75:555:36
2611.75:555:35
2711.75:555:35
2811.75:555:35
2911.75:555:35
3011.65:565:34
3111.65:565:34

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.55 kWh/m².

For context, solar energy here swings from a low near 4.39 kWh/m² to a high of 5.94 kWh/m² in March across the year — October's 4.55 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.7Bright
54.7Bright
64.6Bright
74.6Bright
84.6Bright
94.6Bright
104.6Bright
114.6Bright
124.6Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.5Bright
264.5Bright
274.5Bright
284.5Bright
294.5Bright
304.4Bright
314.4Bright
Planning a trip in October

Is October a good time to visit Arjona?

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

2.5
Sightseeing
6th-best month of the year
3.7
Beach & pool
11th-best month of the year

October is a weaker month for outdoor sightseeing in Arjona.

What to pack for Arjona in October

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

In October, Arjona sees daytime highs around 31°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 29 days see rain.

light clothesrain gearsun protection

Sea temperature near Arjona in October

The nearest coast averages about 29°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 34 km away) is warmest in June at about 30°C and coldest in March near 27°C.

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

26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Warm
Feb27Warm
Mar27Warm
Apr28Warm
May29Tropical
Jun30Tropical
Jul30Tropical
Aug29Tropical
Sep30Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Arjona in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Arjona peaks around June 12 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 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 highJun 12UV 13Dec 12UV 9
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar12Extreme
Apr12Extreme
May12Extreme
Jun13Extreme
Jul11Extreme
Aug12Extreme
Sep12Extreme
Oct11Extreme
Nov10Very high
Dec9Very high

Air quality in Arjona 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 Arjona is worst in March — around 42 µg/m³ PM2.5 (poor), about 2.6× the cleanest month (November, 16 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMar 1841 µg/m³Nov 2116 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb25Moderate
Mar42Poor
Apr31Moderate
May31Moderate
Jun31Moderate
Jul30Moderate
Aug24Moderate
Sep20Moderate
Oct18Moderate
Nov16Moderate
Dec17Moderate
Location & terrain

Where is Arjona?

Arjona sits at 10.3°N, 75.3°W, 62 m above sea level, in Colombia. The nearest listed city is Turbaco, 11 km away.

Topography around Arjona

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

Within 3 km, the terrain around Arjona has only modest variations in elevation — a maximum elevation change of 65 m around an average of 57 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 230 m; within 80 km, large variations in elevation — a maximum elevation change of 811 m.

The land around Arjona is covered by grassland (62%) and trees (24%) within 3 km, grassland (54%) and trees (35%) within 16 km, and water (37%), grassland (31%) and trees (28%) within 80 km.

3 km
65 m
16 km
230 m
80 km
811 m
treesshrubsgrasslandartificial surfaceswaterwetlandmangroves
October weather nearby: Turbaco 11 km · Mahates 17 km · Santa Rosa 21 km · Cartagena 23 km · San Pablo 24 km · San Estanislao 26 km · María la Baja 31 km · Repelón 36 km

Colombia travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type A / B
120 / 240 V · 60 Hz
Prices
≈ 38% of US
price level, 2025
GDP per capita
$8,562
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
74%
of population, 2024
Homicide rate
24.9
per 100k, 2023
Road deaths
15.4
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 480
Religion
Roman Catholic 64%Protestant 17%none 14%atheist 1%

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 Arjona (10.2544°, -75.3439°, elevation 62 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).