La Rioja weather in October

In October, La Rioja sees average daytime highs of 28°C and overnight lows near 16°C, with 48 mm of rain across 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 26°C in the first days to 29°C by the end. The sky is clear or mostly clear about 62% 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 La Rioja's 4th-clearest and 1st-windiest month. For the whole year in context, see La Rioja's year-round climate.

Daytime high
28°
6th warmest
Overnight low
16°
7th coldest
Rainfall
48 mm
6 wet days
Daylight
12 h 42 min
6:51 AM – 7:34 PM
Cloud cover
38%
4th clearest
Wind
9 km/h
1st windiest
Solar energy
6.01 kWh/m²
Travel score
7.1
out of 10

La Rioja is city in Capital Department, La Rioja Province, Argentina.

Density
13,116/km²
people per km²
Founded
1591

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 26°C in the first days to 29°C by the end.

A typical October day in La Rioja reaches about 28°C in the afternoon and slips back to 16°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 34°C. Set against its neighbours, October runs about 4°C warmer than September and about 2°C cooler than November.

10°20°30°40°151015202531
Avg high (°C)Avg low (°C)
12614
22614
32614
42715
52715
62715
72715
82715
92715
102715
112816
122816
132816
142816
152816
162816
172816
182816
192816
202817
212817
222817
232817
242917
252917
262917
272917
282917
292917
302917
312917

How October really feels in La Rioja

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.

La Rioja 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 daysDaylight (hours)Travel score
Jan32° / 22°10211.213.73.9
Feb31° / 21°769.613.14.8
Mar28° / 19°789.812.26.1
Apr24° / 15°477.911.37.4
May20° / 11°295.510.57.1
Jun17° / 153.410.26.5
Jul17° / 102.210.37.0
Aug21° / 102.110.98.3
Sep24° / 12°243.411.88.5
Oct28° / 16°48612.77.1
Nov30° / 19°617.713.55.3
Dec32° / 21°859.313.84.2

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 62% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 11% of October, with mostly cloudy or overcast conditions the remaining 26%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17525
27624
37624
47624
57624
67624
77624
87624
97624
107624
117624
127525
137525
147525
157327
167327
177228
187228
197228
207228
217228
227228
237129
247129
257129
267228
277228
287129
297129
307129
317228

Chance of precipitation in October

Any precipitation

La Rioja gets around 48 mm of rain over 6 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 19% and peaks near 24% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
114
214
314
415
515
615
715
816
916
1016
1117
1217
1318
1419
1519
1620
1721
1821
1922
2022
2123
2223
2323
2423
2523
2624
2723
2823
2923
3023
3123

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 78% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
190820
290820
390820
489920
588930
6871030
7871030
8851140
9851140
10841240
11831250
12831250
13821350
14811450
15801460
16791560
17781660
18761770
19751870
20751870
21741970
22712081
23702181
24702181
25682291
26672391
276623101
286524101
296524101
306325111
316225121

Wind in October

Winds average 9 km/h in October, the windiest month of the year.

Across October, daily wind ranges from about 9 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

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 7:08 AM to 6:37 AM, and sunset from 7:25 PM to 7:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.37:087:25
212.37:077:25
312.37:067:26
412.47:047:27
512.47:037:27
612.47:027:28
712.57:017:28
812.57:007:29
912.56:587:30
1012.56:577:30
1112.66:567:31
1212.66:557:32
1312.66:547:32
1412.76:537:33
1512.76:527:33
1612.76:517:34
1712.86:507:35
1812.86:497:35
1912.86:487:36
2012.86:477:37
2112.96:467:38
2212.96:457:38
2312.96:447:39
2412.96:437:40
2513.06:427:40
2613.06:417:41
2713.06:407:42
2813.16:397:43
2913.16:397:43
3013.16:387:44
3113.16:377:45

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 6.01 kWh/m².

For context, solar energy here swings from a low near 3.01 kWh/m² to a high of 6.72 kWh/m² in December across the year — October's 6.01 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.9Bright
55.9Bright
65.9Bright
75.9Bright
86.0Bright
96.0Bright
106.0Bright
116.0Intense
126.0Intense
136.0Intense
146.0Intense
156.0Intense
166.0Intense
176.0Intense
186.0Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.2Intense
286.2Intense
296.2Intense
306.2Intense
316.3Intense
Planning a trip in October

Hazard calendar for La Rioja

In seasonPeak

In October, La Rioja sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

La Rioja's rainy season runs October–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 La Rioja?

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

7.1
Sightseeing
4th-best month of the year
7.8
Beach & pool
1st-best month of the year

October is one of the better times to visit La Rioja for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for La Rioja in October

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

In October, La Rioja sees daytime highs around 28°C and nights near 16°C. Pack light clothes and sun protection. About 6 days see rain.

light clothessun protection

UV index in La Rioja 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 La Rioja peaks around January 20 at about 14 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeHighModerateVery highExtremeJan 20UV 14Jun 22UV 4
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar12Extreme
Apr7High
May5Moderate
Jun4Moderate
Jul4Moderate
Aug5Moderate
Sep7Very high
Oct11Extreme
Nov13Extreme
Dec13Extreme
Location & terrain

Where is La Rioja?

La Rioja sits at 29.4°S, 66.9°W, 493 m above sea level, in Argentina. The nearest listed city is Chilecito, 68 km away.

Cruz del EjeAguilaresDeán Funes

Topography around La Rioja

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

Within 3 km, the terrain around La Rioja has only modest variations in elevation — a maximum elevation change of 141 m around an average of 516 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,895 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,858 m.

The land around La Rioja is covered by artificial surfaces (70%) within 3 km, shrubs (58%) and trees (24%) within 16 km, and shrubs (76%) within 80 km.

3 km
141 m
16 km
1,895 m
80 km
3,858 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
October weather nearby: Chilecito 68 km · Aimogasta 95 km · Catamarca 148 km · San Isidro 153 km · Belén 197 km · Cruz del Eje 246 km · Aguilares 252 km · Deán Funes 266 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 La Rioja (-29.4133°, -66.8564°, elevation 493 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).