Santa Elena weather in October

In October, Santa Elena sees average daytime highs of 25°C and overnight lows near 14°C, with 133 mm of rain across 8.8 wet days and about 12.8 hours of daylight. It is the 6th-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 24°C in the first days to 26°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 18 min at the start of October to 13 h 12 min by month's end. Set against the rest of the year, October is Santa Elena's 10th-clearest and 2nd-windiest month. For the whole year in context, see Santa Elena's year-round climate.

Daytime high
25°
6th warmest
Overnight low
14°
6th coldest
Rainfall
133 mm
8.8 wet days
Daylight
12 h 48 min
6:21 AM – 7:07 PM
Cloud cover
50%
10th clearest
Wind
14 km/h
2nd windiest
Solar energy
5.59 kWh/m²
Travel score
7.2
out of 10

Santa Elena is Argentine city in province of Entre Ríos.

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 24°C in the first days to 26°C by the end.

A typical October day in Santa Elena reaches about 25°C in the afternoon and slips back to 14°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 31°C. Set against its neighbours, October runs about 3°C warmer than September and about 3°C cooler than November.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12413
22413
32413
42413
52413
62413
72414
82414
92414
102414
112414
122514
132514
142514
152514
162515
172515
182515
192515
202515
212615
222615
232615
242615
252615
262615
272615
282615
292615
302615
312616

How October really feels in Santa Elena

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.

Santa Elena weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 20°1098.913.84.8
Feb30° / 20°1168.713.15.3
Mar28° / 18°1198.512.26.5
Apr24° / 15°1438.611.37.3
May21° / 12°796.510.57.0
Jun18° / 625.6106.5
Jul18° / 485.110.26.6
Aug20° / 655.710.97.3
Sep22° / 11°756.511.87.5
Oct25° / 14°1338.812.87.2
Nov28° / 17°1167.513.66.8
Dec30° / 19°1347.9145.5

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 13% of October, with mostly cloudy or overcast conditions the remaining 44%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25545
35446
45446
55446
65446
75347
85347
95446
105446
115545
125644
135644
145644
155644
165644
175644
185644
195644
205743
215644
225842
235842
245842
255842
265842
275842
285941
295941
305941
316040

Chance of precipitation in October

Any precipitation

Santa Elena gets around 133 mm of rain over 8.8 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 27% and peaks near 28% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
125
226
326
427
527
628
728
828
928
1028
1128
1228
1328
1428
1528
1628
1728
1828
1928
2028
2128
2228
2328
2428
2527
2627
2727
2827
2927
3027
3127

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 43% of days. Sticky, muggy-or-worse air turns up on roughly 13% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
158241251
256241361
355251361
453251471
552251571
651251581
750251681
849251682
948251792
1047251792
1146251892
1245261892
13442618102
14432719102
15422719102
16402720112
17402820112
18392820112
19382820122
20382820122
21372820132
22372820132
23372721142
24362721142
25362721142
26362721142
27352722152
28352722152
29342623152
30332624152
31332624152

Wind in October

Winds average 14 km/h in October.

Across October, daily wind ranges from about 14 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
114light breeze
214light breeze
314light breeze
414light breeze
514light breeze
614light breeze
714light breeze
814light breeze
914light breeze
1014light breeze
1114light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light breeze

Sunrise & sunset in October

DaylightNight

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

Days grow by about 54 minutes over October. Sunrise moves from 6:39 AM to 6:07 AM, and sunset from 6:57 PM to 7:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:396:57
212.36:386:58
312.46:376:58
412.46:356:59
512.46:347:00
612.56:337:00
712.56:327:01
812.56:307:02
912.66:297:02
1012.66:287:03
1112.66:277:04
1212.66:267:04
1312.76:257:05
1412.76:237:06
1512.76:227:07
1612.86:217:07
1712.86:207:08
1812.86:197:09
1912.96:187:09
2012.96:177:10
2112.96:167:11
2212.96:157:12
2313.06:147:12
2413.06:137:13
2513.06:127:14
2613.16:117:15
2713.16:107:16
2813.16:097:16
2913.16:087:17
3013.26:077:18
3113.26:077:19

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.59 kWh/m².

For context, solar energy here swings from a low near 2.48 kWh/m² to a high of 7.15 kWh/m² in December across the year — October's 5.59 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.3Bright
85.3Bright
95.3Bright
105.4Bright
115.4Bright
125.4Bright
135.5Bright
145.5Bright
155.6Bright
165.6Bright
175.7Bright
185.7Bright
195.8Bright
205.8Bright
215.8Bright
225.9Bright
235.9Bright
246.0Bright
256.0Intense
266.1Intense
276.1Intense
286.2Intense
296.2Intense
306.3Intense
316.3Intense
Planning a trip in October

Is October a good time to visit Santa Elena?

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

7.2
Sightseeing
4th-best month of the year
6.5
Beach & pool
6th-best month of the year

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

What to pack for Santa Elena in October

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

In October, Santa Elena sees daytime highs around 25°C and nights near 14°C. Worth packing: light clothes, rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

UV index in Santa Elena in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Santa Elena peaks around January 19 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 19UV 13Jun 20UV 3
UV index (midday)Level
Jan14Extreme
Feb13Extreme
Mar10Extreme
Apr7High
May4Moderate
Jun3Moderate
Jul4Moderate
Aug5Moderate
Sep7High
Oct8Very high
Nov11Extreme
Dec12Extreme

Air quality in Santa Elena in October

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.

Air quality in Santa Elena is worst in August — around 22 µg/m³ PM2.5 (moderate), about 3.8× the cleanest month (May, 6 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 1721 µg/m³May 116 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb8Good
Mar6Good
Apr6Good
May6Good
Jun7Good
Jul13Moderate
Aug22Moderate
Sep15Moderate
Oct9Good
Nov6Good
Dec7Good
Location & terrain

Where is Santa Elena?

Santa Elena sits at 30.9°S, 59.8°W, 67 m above sea level, in Argentina. The nearest listed city is La Paz, 26 km away.

Topography around Santa Elena

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

Within 3 km, the terrain around Santa Elena has only modest variations in elevation — a maximum elevation change of 56 m around an average of 39 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 68 m; within 80 km, only modest variations in elevation — a maximum elevation change of 87 m.

The land around Santa Elena is covered by water (34%), trees (25%) and grassland (25%) within 3 km, wetland (29%) and trees (27%) within 16 km, and grassland (29%), cropland (24%) and trees (21%) within 80 km.

3 km
56 m
16 km
68 m
80 km
87 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
October weather nearby: La Paz 26 km · San Javier 43 km · San Justo 79 km · Federal 96 km · Esquina 106 km · Paraná 112 km · Santa Fe 117 km · Esperanza 122 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 Santa Elena (-30.9443°, -59.7883°, elevation 67 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).