Chilecito weather in October

In October, Chilecito sees average daytime highs of 21°C and overnight lows near 11°C, with 310 mm of precipitation across 19.6 wet days and about 12.7 hours of daylight. It is the 6th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 20°C in the first days to 21°C by the end. The sky is clear or mostly clear about 47% 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 Chilecito's 5th-clearest and 1st-windiest month. For the whole year in context, see Chilecito's year-round climate.

Daytime high
21°
6th warmest
Overnight low
11°
7th coldest
Precipitation
310 mm
19.6 wet days
Daylight
12 h 42 min
6:54 AM – 7:36 PM
Cloud cover
47%
5th clearest
Wind
7 km/h
1st windiest
Solar energy
5.62 kWh/m²
Travel score
5.3
out of 10

Chilecito is town in La Rioja Province, Argentina.

Founded
1715

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 20°C in the first days to 21°C by the end.

A typical October day in Chilecito reaches about 21°C in the afternoon and slips back to 11°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 27°C. Set against its neighbours, October runs about 2°C warmer than September and about 2°C cooler than November.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
1199
22010
32010
42010
52010
62010
72010
82010
92010
102011
112011
122011
132111
142111
152111
162111
172111
182111
192112
202112
212112
222112
232112
242112
252112
262112
272112
282112
292112
302212
312212

Chilecito weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan24° / 16°34824.4013.74.8
Feb23° / 15°31420.40135.0
Mar22° / 14°36723.2012.24.8
Apr20° / 11°32219.90.211.35.0
May17° / 28818110.64.7
Jun16° / 17112.51.610.24.9
Jul15° / 13310.63.110.34.8
Aug17° / 14010.72.9115.7
Sep18° / 22414.11.911.85.8
Oct21° / 11°31019.60.312.75.3
Nov22° / 14°33421.6013.55.0
Dec24° / 15°29922.5013.85.1

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 47% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 16% of October, with mostly cloudy or overcast conditions the remaining 37%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16634
26634
36634
46733
56634
66634
76634
86634
96535
106535
116634
126535
136535
146436
156436
166337
176337
186238
196238
206238
216139
226040
236040
246040
255941
265941
276040
285941
295941
305941
315941

Chance of precipitation in October

Any precipitationSnow

Chilecito gets around 310 mm of rain and snow over 19.6 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 63% and peaks near 67% on the wettest days, and about 0 day brings snow. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)Snow chance (%)
1573
2583
3583
4592
5592
6592
7602
8602
9612
10611
11611
12611
13621
14621
15631
16631
17641
18640
19640
20650
21650
22650
23660
24660
25660
26660
27660
28660
29660
30670
31670

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 96% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1991
2991
3991
4991
5982
6982
7982
8982
9982
10973
11973
12973
13973
14964
15964
16964
17964
18964
19955
20955
21955
22955
23955
24946
25946
26946
27946
28937
29937
30928
31928

Wind in October

Winds average 7 km/h in October, the windiest month of the year.

Across October, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

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 7:11 AM to 6:40 AM, and sunset from 7:27 PM to 7:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.37:117:27
212.37:097:28
312.37:087:28
412.47:077:29
512.47:067:30
612.47:057:30
712.57:047:31
812.57:027:31
912.57:017:32
1012.57:007:33
1112.66:597:33
1212.66:587:34
1312.66:577:35
1412.76:567:35
1512.76:557:36
1612.76:547:36
1712.76:537:37
1812.86:527:38
1912.86:517:38
2012.86:507:39
2112.96:497:40
2212.96:487:41
2312.96:477:41
2412.96:467:42
2513.06:457:43
2613.06:447:43
2713.06:437:44
2813.06:427:45
2913.16:427:46
3013.16:417:46
3113.16:407:47

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.62 kWh/m².

For context, solar energy here swings from a low near 3.22 kWh/m² to a high of 6.34 kWh/m² in December across the year — October's 5.62 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.7Bright
255.7Bright
265.7Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.8Bright
Planning a trip in October

Is October a good time to visit Chilecito?

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

5.3
Sightseeing
3rd-best month of the year
3.0
Beach & pool
6th-best month of the year

October is a reasonable time to visit Chilecito for sightseeing.

What to pack for Chilecito in October

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

In October, Chilecito sees daytime highs around 21°C and nights near 11°C. Pack rain gear. Worth having: sun protection. About 20 days see rain.

rain gearsun protection

UV index in Chilecito in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chilecito peaks around January 21 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 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 21UV 16Jun 22UV 4
UV index (midday)Level
Jan16Extreme
Feb16Extreme
Mar13Extreme
Apr8Very high
May5High
Jun4Moderate
Jul4Moderate
Aug6High
Sep9Very high
Oct13Extreme
Nov14Extreme
Dec15Extreme
Location & terrain

Where is Chilecito?

Chilecito sits at 29.2°S, 67.5°W, 1,107 m above sea level, in Argentina. The nearest listed city is La Rioja, 68 km away.

AguilaresAlbardónVilla General San Martín

Topography around Chilecito

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

Within 3 km, the terrain around Chilecito has significant variations in elevation — a maximum elevation change of 359 m around an average of 1,136 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,757 m; within 80 km, extreme variations in elevation — a maximum elevation change of 5,694 m.

The land around Chilecito is covered by shrubs (60%) and artificial surfaces (24%) within 3 km, shrubs (69%) within 16 km, and shrubs (49%), grassland (25%) and bare terrain (23%) within 80 km.

3 km
359 m
16 km
1,757 m
80 km
5,694 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
October weather nearby: La Rioja 68 km · Aimogasta 95 km · Belén 174 km · Catamarca 184 km · San Isidro 190 km · Aguilares 267 km · Albardón 272 km · Villa General San Martín 272 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 Chilecito (-29.1616°, -67.4993°, elevation 1,107 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).