Puerto Madryn weather in October

In October, Puerto Madryn sees average daytime highs of 21°C and overnight lows near 9°C, with 20 mm of rain across 4.2 wet days and about 13.2 hours of daylight. It is the 6th-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 19°C in the first days to 22°C by the end. The sky is clear or mostly clear about 44% of the time in October, and the air most often feels dry.

Daylight stretches from about 12 h 30 min at the start of October to 13 h 54 min by month's end. Set against the rest of the year, October is Puerto Madryn's 8th-clearest and 5th-windiest month. For the whole year in context, see Puerto Madryn's year-round climate.

Daytime high
21°
6th warmest
Overnight low
6th coldest
Rainfall
20 mm
4.2 wet days
Daylight
13 h 12 min
6:30 AM – 7:41 PM
Cloud cover
47%
8th clearest
Wind
19 km/h
5th windiest
Solar energy
5.94 kWh/m²
Travel score
7.5
out of 10

Puerto Madryn is coastal city in the province of Chubut, Argentina.

Density
196/km²
people per km²
Founded
1865

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 19°C in the first days to 22°C by the end.

A typical October day in Puerto Madryn reaches about 21°C in the afternoon and slips back to 9°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 27°C. Set against its neighbours, October runs about 4°C warmer than September and about 3°C cooler than November.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1198
2198
3198
4198
5198
6198
7208
8208
9209
10209
11209
12209
13219
14219
15219
16219
17219
18219
192110
202110
212210
222210
232210
242210
252210
262210
272210
282210
292210
302210
312210

How October really feels in Puerto Madryn

Once humidity and wind are folded in, October averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Puerto Madryn weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 16°153.314.87.2
Feb27° / 15°233.213.77.9
Mar25° / 14°223.312.48.3
Apr21° / 10°192.910.97.7
May16° / 223.69.65.9
Jun13° / 223.98.94.0
Jul12° / 163.59.23.9
Aug15° / 163.410.35.1
Sep17° / 173.911.76.4
Oct21° / 204.213.27.5
Nov24° / 12°173.714.48.1
Dec27° / 14°183.415.17.9

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 44% 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 39%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15743
25842
35842
45941
55842
65941
75941
86040
96139
106139
116238
126238
136238
146337
156337
166436
176337
186337
196436
206337
216337
226337
236337
246337
256337
266238
276238
286238
296238
306238
316238

Chance of precipitation in October

Any precipitation

Puerto Madryn gets around 20 mm of rain over 4.2 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 13% and peaks near 16% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
115
216
316
416
516
616
716
816
915
1015
1114
1214
1313
1413
1512
1612
1711
1811
1910
2010
2110
2211
2311
2411
2512
2612
2712
2813
2913
3014
3114

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
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
30991
31991

Wind in October

Winds average 19 km/h in October.

Across October, daily wind ranges from about 19 km/h on the calmest days to 20 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
119light breeze
219light breeze
319light breeze
419light breeze
519light breeze
619light breeze
719light breeze
819light breeze
919light breeze
1019light breeze
1119light breeze
1219light breeze
1319light breeze
1419light breeze
1519light breeze
1619light breeze
1719light breeze
1819light breeze
1920light breeze
2020light breeze
2120light breeze
2220light breeze
2320light breeze
2420light breeze
2520light breeze
2620light breeze
2720light breeze
2820light breeze
2920light breeze
3020light breeze
3120light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 30 min at the start of October to 13 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 84 minutes over October. Sunrise moves from 6:55 AM to 6:08 AM, and sunset from 7:23 PM to 8:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.56:557:23
212.56:547:24
312.66:527:25
412.66:507:26
512.76:487:28
612.76:467:29
712.86:457:30
812.86:437:31
912.96:417:32
1012.96:407:34
1112.96:387:35
1213.06:367:36
1313.06:347:37
1413.16:337:38
1513.16:317:40
1613.26:307:41
1713.26:287:42
1813.36:267:43
1913.36:257:45
2013.46:237:46
2113.46:227:47
2213.56:207:48
2313.56:197:50
2413.66:177:51
2513.66:167:52
2613.66:147:53
2713.76:137:55
2813.76:127:56
2913.86:107:57
3013.86:097:58
3113.96:088:00

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.94 kWh/m².

For context, solar energy here swings from a low near 1.64 kWh/m² to a high of 8.03 kWh/m² in December across the year — October's 5.94 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.1Bright
35.1Bright
45.2Bright
55.3Bright
65.3Bright
75.4Bright
85.5Bright
95.5Bright
105.6Bright
115.7Bright
125.7Bright
135.8Bright
145.8Bright
155.9Bright
166.0Bright
176.0Intense
186.1Intense
196.2Intense
206.2Intense
216.3Intense
226.3Intense
236.4Intense
246.4Intense
256.5Intense
266.5Intense
276.5Intense
286.6Intense
296.6Intense
306.7Intense
316.7Intense
Planning a trip in October

Is October a good time to visit Puerto Madryn?

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

7.5
Sightseeing
6th-best month of the year
4.4
Beach & pool
6th-best month of the year

October is one of the better times to visit Puerto Madryn for general sightseeing.

What to pack for Puerto Madryn in October

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

In October, Puerto Madryn sees daytime highs around 21°C and nights near 9°C. Worth packing: sun protection. About 4 days see rain.

sun protection

Sea temperature near Puerto Madryn in October

The nearest coast averages about 12°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 21 km away) is warmest in February at about 18°C and coldest in September near 11°C.

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

10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan18Cool
Feb18Cool
Mar17Cool
Apr16Cool
May14Bracing
Jun13Bracing
Jul12Bracing
Aug11Bracing
Sep11Bracing
Oct12Bracing
Nov14Bracing
Dec16Cool

UV index in Puerto Madryn in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Puerto Madryn peaks around December 22 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateLowModerateVery highExtremeDec 22UV 12Jun 20UV 1
UV index (midday)Level
Jan11Extreme
Feb10Extreme
Mar7High
Apr4Moderate
May2Moderate
Jun1Low
Jul2Low
Aug2Moderate
Sep4Moderate
Oct7High
Nov9Very high
Dec12Extreme
Location & terrain

Where is Puerto Madryn?

Puerto Madryn sits at 42.8°S, 65.0°W, 11 m above sea level, in Argentina. The nearest listed city is Trelew, 58 km away.

San Antonio OesteViedmaCarmen de PatagonesComodoro RivadaviaRío ColoradoVilla Regina

Topography around Puerto Madryn

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

Within 3 km, the terrain around Puerto Madryn has only modest variations in elevation — a maximum elevation change of 72 m around an average of 17 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 144 m; within 80 km, significant variations in elevation — a maximum elevation change of 313 m.

The land around Puerto Madryn is covered by artificial surfaces (42%) and water (32%) within 3 km, shrubs (57%) and water (27%) within 16 km, and shrubs (60%) and water (30%) within 80 km.

3 km
72 m
16 km
144 m
80 km
313 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Trelew 58 km · Rawson 59 km · San Antonio Oeste 227 km · Viedma 275 km · Carmen de Patagones 277 km · Comodoro Rivadavia 396 km · Río Colorado 427 km · Villa Regina 443 km

Argentina travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / I
220 V · 50 Hz
Prices
≈ 46% of US
price level, 2025
GDP per capita
$14,898
2025
Happiness
6.4 / 10
World Happiness, 2025
Homicide rate
4.5
per 100k, 2023
Road deaths
14.1
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 575
Religion
Roman Catholic 63%none 19%Evangelical 15%Jehovah's Witness and Church of Jesus 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 Puerto Madryn (-42.7685°, -65.0383°, elevation 11 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).