Santiago del Estero weather in October

In October, Santiago del Estero sees average daytime highs of 30°C and overnight lows near 18°C, with 60 mm of rain across 7.3 wet days and about 12.7 hours of daylight. It is the 5th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 29°C in the first days to 31°C by the end. The sky is clear or mostly clear about 48% of the time in October, and the air most often feels dry.

Daylight stretches from about 12 h 18 min at the start of October to 13 h 06 min by month's end. Set against the rest of the year, October is Santiago del Estero's 5th-clearest and 1st-windiest month. For the whole year in context, see Santiago del Estero's year-round climate.

Daytime high
30°
5th warmest
Overnight low
18°
7th coldest
Rainfall
60 mm
7.3 wet days
Daylight
12 h 42 min
6:42 AM – 7:22 PM
Cloud cover
47%
5th clearest
Wind
13 km/h
1st windiest
Solar energy
5.54 kWh/m²
Travel score
5.5
out of 10

Santiago del Estero is the capital of Santiago del Estero Province in northern Argentina.

Density
119/km²
people per km²
Founded
1553

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 29°C in the first days to 31°C by the end.

A typical October day in Santiago del Estero reaches about 30°C in the afternoon and slips back to 18°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 37°C. Set against its neighbours, October runs about 2°C warmer than September and about 2°C cooler than November.

10°20°30°40°151015202531
Avg high (°C)Avg low (°C)
12916
22916
32916
42916
52917
62917
72917
83017
93017
103017
113017
123018
133018
143018
153018
163018
173018
183018
193018
203018
213118
223119
233119
243119
253119
263119
273119
283119
293119
303119
313119

How October really feels in Santiago del Estero

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.

Santiago del Estero weather by month

How October compares with the rest of the year at a glance. October is the 5th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 23°14712.813.63.2
Feb32° / 22°11610.6133.9
Mar30° / 20°12411.312.25.0
Apr27° / 17°688.311.47.0
May23° / 13°224.610.67.8
Jun21° / 10°153.710.37.5
Jul21° / 112.510.48.1
Aug25° / 11°122118.7
Sep28° / 14°283.911.87.6
Oct30° / 18°607.312.75.5
Nov32° / 20°869.313.44.3
Dec33° / 22°13011.713.73.3

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 14% of October, with mostly cloudy or overcast conditions the remaining 38%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16832
26832
36832
46733
56733
66733
76634
86733
96634
106634
116535
126535
136436
146337
156337
166238
176139
186139
195941
205941
215941
225941
235842
245842
255842
265842
275842
285842
295941
305842
315941

Chance of precipitation in October

Any precipitation

Santiago del Estero gets around 60 mm of rain over 7.3 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 23% and peaks near 29% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
117
217
317
417
518
618
718
818
919
1019
1119
1219
1320
1421
1521
1622
1723
1824
1924
2025
2126
2226
2327
2428
2528
2629
2729
2829
2929
3028
3128

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 54% of days. Sticky, muggy-or-worse air turns up on roughly 9% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
170161040
268161150
368161150
467161250
565161360
665161360
764161460
862161570
962161570
1061161670
1161161670
1260161680
1359171680
1456181781
1556181781
1654191881
1753201881
1852201981
1951211981
2049221991
2148221992
2247231992
2346241992
24452419102
25442419102
26432520102
27432520102
28422520112
29412521112
30412521122
31402422122

Wind in October

Winds average 13 km/h in October, the windiest month of the year.

Across October, daily wind ranges from about 13 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 18 min at the start of October to 13 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over October. Sunrise moves from 6:58 AM to 6:29 AM, and sunset from 7:14 PM to 7:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:587:14
212.36:577:14
312.36:567:15
412.36:557:15
512.46:547:16
612.46:527:17
712.46:517:17
812.56:507:18
912.56:497:18
1012.56:487:19
1112.56:477:19
1212.66:467:20
1312.66:457:21
1412.66:447:21
1512.66:437:22
1612.76:427:22
1712.76:417:23
1812.76:407:24
1912.86:397:24
2012.86:387:25
2112.86:377:25
2212.86:367:26
2312.96:357:27
2412.96:347:27
2512.96:347:28
2612.96:337:29
2713.06:327:30
2813.06:317:30
2913.06:307:31
3013.06:307:32
3113.16:297:32

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.54 kWh/m².

For context, solar energy here swings from a low near 2.9 kWh/m² to a high of 6.39 kWh/m² in December across the year — October's 5.54 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.8Bright
315.8Bright
Planning a trip in October

Hazard calendar for Santiago del Estero

In seasonPeak

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

Santiago del Estero's rainy season runs November–April, 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 Santiago del Estero?

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

5.5
Sightseeing
7th-best month of the year
7.5
Beach & pool
3rd-best month of the year

October is a reasonable time to visit Santiago del Estero for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Santiago del Estero in October

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

In October, Santiago del Estero sees daytime highs around 30°C and nights near 18°C. Pack light clothes. Worth having: sun protection. About 7 days see rain.

light clothessun protection

UV index in Santiago del Estero 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 Santiago del Estero peaks around January 18 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeHighModerateHighVery highExtremeJan 18UV 14Jun 23UV 4
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar11Extreme
Apr7Very high
May6High
Jun4Moderate
Jul4Moderate
Aug6High
Sep8Very high
Oct11Extreme
Nov12Extreme
Dec13Extreme
Location & terrain

Where is Santiago del Estero?

Santiago del Estero sits at 27.8°S, 64.3°W, 176 m above sea level, in Argentina. The nearest listed city is Termas de Río Hondo, 68 km away.

Topography around Santiago del Estero

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

Within 3 km, the terrain around Santiago del Estero has only modest variations in elevation — a maximum elevation change of 24 m around an average of 186 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 105 m; within 80 km, significant variations in elevation — a maximum elevation change of 595 m.

The land around Santiago del Estero is covered by artificial surfaces (78%) within 3 km, trees (44%) within 16 km, and trees (44%) and shrubs (34%) within 80 km.

3 km
24 m
16 km
105 m
80 km
595 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Termas de Río Hondo 68 km · Bella Vista 133 km · Aguilares 139 km · Alderetes 140 km · Famaillá 140 km · Monteros 141 km · San Miguel de Tucuman 144 km · Yerba Buena 150 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 Santiago del Estero (-27.8005°, -64.2629°, elevation 176 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. 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).