Ushuaia weather in October

In October, Ushuaia sees average daytime highs of 6°C and overnight lows near -1°C, with 56 mm of precipitation across 14.7 wet days and about 13.8 hours of daylight. It is the 6th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 6°C in the first days to 7°C by the end. The sky is clear or mostly clear about 7% of the time in October, and the air most often feels dry.

Daylight stretches from about 12 h 42 min at the start of October to 14 h 54 min by month's end. Set against the rest of the year, October is Ushuaia's 2nd-clearest and 5th-windiest month. For the whole year in context, see Ushuaia's year-round climate.

Daytime high
6th warmest
Overnight low
-1°
6th coldest
Precipitation
56 mm
14.7 wet days
Daylight
13 h 48 min
6:23 AM – 8:13 PM
Cloud cover
74%
2nd clearest
Wind
10 km/h
5th windiest
Solar energy
4.6 kWh/m²
Travel score
0.5
out of 10

Ushuaia is capital of Tierra del Fuego in Argentina.

Density
2,471/km²
people per km²
Founded
1884

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 6°C in the first days to 7°C by the end.

A typical October day in Ushuaia reaches about 6°C in the afternoon and slips back to -1°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 3°C and 10°C. Set against its neighbours, October runs about 3°C warmer than September and about 2°C cooler than November.

-5°10°15°151015202531
Avg high (°C)Avg low (°C)
15-2
25-1
36-1
46-1
56-1
66-1
76-1
86-1
96-1
106-1
116-1
126-1
136-1
146-1
156-1
166-1
176-1
186-1
196-1
2070
2170
2270
2370
2470
2570
2670
2770
2870
2970
3080
3180

How October really feels in Ushuaia

Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 31 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
31
wind chill below the day's low

The story in October is cold — wind chill drags the overnight "feels like" below the raw low.

Ushuaia weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan11° / 10022.4116.41.9
Feb11° / 7617.61.314.72.0
Mar / 7916.8312.61.5
Apr / 6615.26.910.30.5
May / -2°5712.58.78.20.0
Jun / -4°5012.1127.10.0
Jul / -5°4912.212.47.50.0
Aug / -4°501212.39.30.0
Sep / -3°4812.510.711.50.0
Oct / -1°5614.78.313.80.5
Nov / 7618.75.615.91.3
Dec10° / 9921.82.916.91.6

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 17% of October, with mostly cloudy or overcast conditions the remaining 76%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12575
22575
32476
42476
52476
62476
72476
82476
92476
102476
112476
122476
132377
142377
152377
162278
172377
182377
192278
202278
212377
222377
232377
242476
252476
262377
272377
282377
292377
302377
312476

Chance of precipitation in October

Any precipitationSnow

Ushuaia gets around 56 mm of rain and snow over 14.7 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 48% and peaks near 54% on the wettest days, and about 8 days bring snow. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
13826
23926
33926
44026
54127
64127
74227
84327
94428
104528
114629
124729
134930
144930
155030
165130
175130
185230
195230
205229
215229
225228
235227
245227
255226
265226
275225
285324
295324
305324
315423

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 (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in October

Winds average 10 km/h in October.

Across October, daily wind ranges from about 8 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 42 min at the start of October to 14 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 132 minutes over October. Sunrise moves from 7:01 AM to 5:50 AM, and sunset from 7:43 PM to 8:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.77:017:43
212.86:597:45
312.96:567:47
412.96:537:49
513.06:517:51
613.16:487:53
713.26:467:55
813.26:437:57
913.36:417:59
1013.46:388:01
1113.56:368:03
1213.56:338:05
1313.66:318:07
1413.76:288:09
1513.86:268:11
1613.86:238:13
1713.96:218:15
1814.06:198:17
1914.16:168:19
2014.16:148:21
2114.26:128:23
2214.36:098:25
2314.36:078:27
2414.46:058:30
2514.56:038:32
2614.66:008:34
2714.65:588:36
2814.75:568:38
2914.85:548:40
3014.85:528:42
3114.95:508:44

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.6 kWh/m².

For context, solar energy here swings from a low near 0.52 kWh/m² to a high of 5.87 kWh/m² in December across the year — October's 4.6 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
13.8Moderate
23.9Moderate
33.9Moderate
44.0Moderate
54.0Bright
64.1Bright
74.2Bright
84.2Bright
94.3Bright
104.3Bright
114.4Bright
124.4Bright
134.5Bright
144.5Bright
154.6Bright
164.6Bright
174.7Bright
184.7Bright
194.7Bright
204.8Bright
214.8Bright
224.9Bright
234.9Bright
245.0Bright
255.0Bright
265.0Bright
275.1Bright
285.1Bright
295.1Bright
305.2Bright
315.2Bright
Planning a trip in October

Is October a good time to visit Ushuaia?

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

0.5
Sightseeing
6th-best month of the year
Beach & pool
never really warm enough

October is a weaker month for outdoor sightseeing in Ushuaia.

What to pack for Ushuaia in October

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

In October, Ushuaia sees daytime highs around 6°C and nights near -1°C. Pack a warm layer and rain gear. Worth having: a heavy coat and sun protection. About 15 days see rain.

a warm layerrain geara heavy coatsun protection

Sea temperature near Ushuaia in October

The nearest coast averages about 6°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 64 km away) is warmest in February at about 9°C and coldest in August near 6°C.

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

4°6°8°10°JanFebMarAprMayJunJulAugSepOctNovDecbracing
Sea temperature (°C)Comfort
Jan9Bracing
Feb9Bracing
Mar9Bracing
Apr8Bracing
May8Bracing
Jun7Bracing
Jul6Bracing
Aug6Bracing
Sep6Bracing
Oct6Bracing
Nov7Bracing
Dec8Bracing

UV index in Ushuaia in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Ushuaia peaks around January 14 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highModerateLowModerateHighJan 14UV 9Jun 19UV 0
UV index (midday)Level
Jan9Very high
Feb7High
Mar3Moderate
Apr2Low
May1Low
Jun0Low
Jul1Low
Aug1Low
Sep2Moderate
Oct4Moderate
Nov6High
Dec8Very high
Location & terrain

Where is Ushuaia?

Ushuaia sits at 54.8°S, 68.3°W, 6 m above sea level, in Argentina. The nearest listed city is Río Grande, 120 km away.

Punta ArenasRío GallegosPuerto NatalesEl CalafateEl ChaltenStanleyPuerto Deseado

Topography around Ushuaia

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

Within 3 km, the terrain around Ushuaia has significant variations in elevation — a maximum elevation change of 422 m around an average of 92 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,443 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,279 m.

The land around Ushuaia is covered by trees (38%) and water (28%) within 3 km, water (34%) and trees (32%) within 16 km, and grassland (31%), trees (30%) and water (23%) within 80 km.

3 km
422 m
16 km
1,443 m
80 km
2,279 m
treesgrasslandartificial surfacesbare terrainsnow and icewater
October weather nearby: Río Grande 120 km · Punta Arenas 250 km · Río Gallegos 360 km · Puerto Natales 441 km · El Calafate 564 km · El Chalten 684 km · Stanley 776 km · Puerto Deseado 803 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 Ushuaia (-54.8108°, -68.3159°, elevation 6 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).