Penco weather in October

In October, Penco sees average daytime highs of 17°C and overnight lows near 8°C, with 44 mm of rain across 6.4 wet days and about 12.9 hours of daylight. It is the 7th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 16°C in the first days to 18°C by the end. The sky is clear or mostly clear about 42% of the time in October, and the air most often feels dry.

Daylight stretches from about 12 h 24 min at the start of October to 13 h 30 min by month's end. Set against the rest of the year, October is Penco's 7th-clearest and 7th-windiest month. For the whole year in context, see Penco's year-round climate.

Daytime high
17°
7th warmest
Overnight low
6th coldest
Rainfall
44 mm
6.4 wet days
Daylight
13 hours
7:08 AM – 8:06 PM
Cloud cover
48%
7th clearest
Wind
12 km/h
7th windiest
Solar energy
6.33 kWh/m²
Travel score
6.2
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 16°C in the first days to 18°C by the end.

A typical October day in Penco reaches about 17°C in the afternoon and slips back to 8°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 21°C. Set against its neighbours, October runs about 2°C warmer than September and about 3°C cooler than November.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1168
2168
3168
4168
5168
6168
7168
8178
9178
10178
11178
12178
13178
14178
15178
16178
17178
18178
19178
20178
21188
22188
23188
24189
25189
26189
27189
28189
29189
30189
31189

Penco weather by month

How October compares with the rest of the year at a glance. October is the 7th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan24° / 13°6114.29.3
Feb24° / 12°111.613.49.1
Mar22° / 11°192.912.38.3
Apr18° / 525.311.16.6
May15° / 1351010.14.4
Jun13° / 18613.69.53.2
Jul12° / 14311.99.73.1
Aug13° / 12211.410.63.7
Sep15° / 627.111.84.9
Oct17° / 446.412.96.2
Nov20° / 10°213.3147.6
Dec22° / 11°162.614.58.5

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 18% of October, with mostly cloudy or overcast conditions the remaining 40%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25545
35545
45644
55644
65743
75743
85743
95842
105842
115842
125941
135941
145941
155941
166040
176040
186040
196040
206139
216238
226238
236238
246238
256337
266337
276337
286436
296337
306436
316436

Chance of precipitation in October

Any precipitation

Penco gets around 44 mm of rain over 6.4 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 20% and peaks near 24% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
122
222
323
423
523
624
724
824
924
1023
1123
1222
1322
1421
1521
1620
1720
1819
1919
2019
2118
2218
2318
2417
2517
2617
2717
2817
2917
3017
3116

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
20991
21991
22991
23991
24991
25991
26991
27991
28991
29991
30991
31982

Wind in October

Winds average 12 km/h in October.

Across October, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 24 min at the start of October to 13 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over October. Sunrise moves from 7:30 AM to 6:50 AM, and sunset from 7:52 PM to 8:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.47:307:52
212.47:287:53
312.57:277:54
412.57:257:55
512.57:247:56
612.67:227:57
712.67:217:57
812.67:197:58
912.77:187:59
1012.77:178:00
1112.87:158:01
1212.87:148:02
1312.87:128:03
1412.97:118:04
1512.97:108:05
1613.07:088:06
1713.07:078:07
1813.07:068:08
1913.17:048:09
2013.17:038:10
2113.17:028:11
2213.27:018:12
2313.26:598:13
2413.36:588:14
2513.36:578:15
2613.36:568:16
2713.46:558:17
2813.46:548:18
2913.46:538:19
3013.56:528:20
3113.56:508:21

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 6.33 kWh/m².

For context, solar energy here swings from a low near 1.88 kWh/m² to a high of 8.63 kWh/m² in December across the year — October's 6.33 kWh/m² falls in the middle.

02468151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.6Bright
35.6Bright
45.7Bright
55.7Bright
65.8Bright
75.8Bright
85.9Bright
96.0Bright
106.0Intense
116.1Intense
126.1Intense
136.2Intense
146.2Intense
156.3Intense
166.3Intense
176.4Intense
186.5Intense
196.5Intense
206.6Intense
216.6Intense
226.7Intense
236.7Intense
246.8Intense
256.8Intense
266.9Intense
276.9Intense
287.0Intense
297.0Intense
307.0Intense
317.1Intense
Planning a trip in October

Hazard calendar for Penco

In seasonPeak

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

Penco's rainy season runs May–August, when most of the year's rain falls.

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

Is October a good time to visit Penco?

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

6.2
Sightseeing
7th-best month of the year
1.6
Beach & pool
7th-best month of the year

October is a reasonable time to visit Penco for sightseeing.

What to pack for Penco in October

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

In October, Penco sees daytime highs around 17°C and nights near 8°C. Pack sun protection. About 6 days see rain.

sun protection

Sea temperature near Penco in October

The nearest coast averages about 13°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 17 km away) is warmest in January at about 15°C and coldest in August near 12°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

10°12°14°16°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan15Bracing
Feb15Bracing
Mar14Bracing
Apr14Bracing
May13Bracing
Jun13Bracing
Jul12Bracing
Aug12Bracing
Sep12Bracing
Oct13Bracing
Nov13Bracing
Dec14Bracing

UV index in Penco in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Penco peaks around January 14 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 16 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateVery highExtremeJan 14UV 12Jun 16UV 2
UV index (midday)Level
Jan12Extreme
Feb11Extreme
Mar9Very high
Apr5Moderate
May3Moderate
Jun2Moderate
Jul3Moderate
Aug3Moderate
Sep5Moderate
Oct8Very high
Nov10Very high
Dec12Extreme

Air quality in Penco 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 Penco is worst in February — around 35 µg/m³ PM2.5 (poor), about 3.8× the cleanest month (December, 9 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodFeb 1533 µg/m³Dec 109 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb35Poor
Mar17Moderate
Apr20Moderate
May29Moderate
Jun17Moderate
Jul16Moderate
Aug16Moderate
Sep15Moderate
Oct12Moderate
Nov10Good
Dec9Good
Location & terrain

Where is Penco?

Penco sits at 36.7°S, 73.0°W, 24 m above sea level, in Chile. The nearest listed city is Concepción, 11 km away.

Topography around Penco

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

Within 3 km, the terrain around Penco has significant variations in elevation — a maximum elevation change of 283 m around an average of 66 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 413 m; within 80 km, large variations in elevation — a maximum elevation change of 926 m.

The land around Penco is covered by trees (43%) and water (28%) within 3 km, trees (52%) and water (26%) within 16 km, and trees (44%) and water (35%) within 80 km.

3 km
283 m
16 km
413 m
80 km
926 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
October weather nearby: Concepción 11 km · Hualpén 11 km · Talcahuano 11 km · Tomé 14 km · San Pedro de la Paz 14 km · Chiguayante 21 km · Hualqui 26 km · Coronel 35 km

Chile travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F / L
220 V · 50 Hz
Prices
≈ 48% of US
price level, 2025
GDP per capita
$17,995
2025
Happiness
6.3 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
6.3
per 100k, 2023
Road deaths
14.9
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 517
Religion
Catholic 57%none 26%Evangelical or Protestant 16%other Christians and traditions related to Christ 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 Penco (-36.7407°, -72.9953°, elevation 24 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).