Mercedes weather in October

In October, Mercedes sees average daytime highs of 26°C and overnight lows near 15°C, with 190 mm of rain across 10.7 wet days and about 12.7 hours of daylight. It is the 6th-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 25°C in the first days to 27°C by the end. The sky is clear or mostly clear about 41% 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 Mercedes's 10th-clearest and 2nd-windiest month. For the whole year in context, see Mercedes's year-round climate.

Daytime high
26°
6th warmest
Overnight low
15°
6th coldest
Rainfall
190 mm
10.7 wet days
Daylight
12 h 42 min
6:16 AM – 6:59 PM
Cloud cover
53%
10th clearest
Wind
15 km/h
2nd windiest
Solar energy
5.5 kWh/m²
Travel score
6.7
out of 10

Mercedes is Cuidad de Mercedes Corrientes,Argentina.

Founded
1829

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 25°C in the first days to 27°C by the end.

A typical October day in Mercedes reaches about 26°C in the afternoon and slips back to 15°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 31°C. Set against its neighbours, October runs about 2°C warmer than September and about 2°C cooler than November.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12414
22414
32514
42514
52514
62514
72515
82515
92515
102515
112515
122515
132615
142615
152615
162616
172616
182616
192616
202616
212616
222616
232616
242616
252616
262716
272716
282716
292716
302716
312716

How October really feels in Mercedes

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.

Mercedes weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 21°14811.413.74.4
Feb31° / 20°11810.3134.7
Mar29° / 19°1329.912.25.7
Apr26° / 16°1739.511.37.0
May22° / 13°1027.810.67.0
Jun20° / 11°957.810.26.5
Jul19° / 847.210.36.8
Aug22° / 11°797.1117.3
Sep23° / 13°1228.611.87.3
Oct26° / 15°19010.712.76.7
Nov28° / 17°1428.713.56.4
Dec30° / 19°1489.913.85.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 12% of October, with mostly cloudy or overcast conditions the remaining 47%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25446
35347
45248
55149
65149
75149
85149
95149
105149
115149
125149
135248
145248
155248
165248
175248
185248
195347
205347
215347
225347
235446
245545
255545
265644
275644
285644
295743
305743
315743

Chance of precipitation in October

Any precipitation

Mercedes gets around 190 mm of rain over 10.7 wet days in October, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 34% and peaks near 36% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
131
231
332
432
533
633
734
834
934
1034
1135
1235
1335
1435
1535
1636
1736
1836
1936
2036
2135
2235
2335
2435
2534
2634
2734
2834
2933
3033
3133

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 31% of days. Sticky, muggy-or-worse air turns up on roughly 22% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1452418111
2442418122
3432419132
4422419132
5412419142
6402320152
7382320153
8372320163
9372320163
10362421173
11352421174
12332421174
13322522174
14312522184
15302623184
16292624184
17272624184
18272625194
19262625194
20252625194
21252626204
22252526204
23252525204
24252525214
25252425214
26252425224
27252425224
28252325224
29252325234
30252325234
31252324245

Wind in October

Winds average 15 km/h in October.

Across October, daily wind ranges from about 14 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light 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 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 6:33 AM to 6:02 AM, and sunset from 6:50 PM to 7:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:336:50
212.36:326:50
312.36:316:51
412.46:296:51
512.46:286:52
612.46:276:53
712.56:266:53
812.56:256:54
912.56:246:54
1012.56:226:55
1112.66:216:56
1212.66:206:56
1312.66:196:57
1412.76:186:57
1512.76:176:58
1612.76:166:59
1712.76:156:59
1812.86:147:00
1912.86:137:01
2012.86:127:01
2112.96:117:02
2212.96:107:03
2312.96:097:04
2412.96:087:04
2513.06:077:05
2613.06:067:06
2713.06:057:06
2813.06:057:07
2913.16:047:08
3013.16:037:09
3113.16:027:09

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.5 kWh/m².

For context, solar energy here swings from a low near 2.53 kWh/m² to a high of 6.97 kWh/m² in December across the year — October's 5.5 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.2Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.3Bright
105.3Bright
115.3Bright
125.4Bright
135.4Bright
145.4Bright
155.5Bright
165.5Bright
175.5Bright
185.6Bright
195.6Bright
205.7Bright
215.7Bright
225.8Bright
235.8Bright
245.9Bright
255.9Bright
266.0Bright
276.0Bright
286.0Intense
296.1Intense
306.1Intense
316.2Intense
Planning a trip in October

Is October a good time to visit Mercedes?

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

6.7
Sightseeing
6th-best month of the year
6.4
Beach & pool
7th-best month of the year

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

What to pack for Mercedes in October

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

In October, Mercedes sees daytime highs around 26°C and nights near 15°C. Worth packing: light clothes, rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

UV index in Mercedes in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Mercedes peaks around January 24 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateHighVery highExtremeJan 24UV 14Jun 22UV 4
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar11Extreme
Apr8Very high
May5Moderate
Jun4Moderate
Jul4Moderate
Aug5High
Sep7Very high
Oct7Very high
Nov11Extreme
Dec12Extreme
Location & terrain

Where is Mercedes?

Mercedes sits at 29.2°S, 58.1°W, 96 m above sea level, in Argentina. The nearest listed city is Curuzú Cuatiá, 68 km away.

Topography around Mercedes

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

Within 3 km, the terrain around Mercedes has only modest variations in elevation — a maximum elevation change of 38 m around an average of 90 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 75 m; within 80 km, only modest variations in elevation — a maximum elevation change of 103 m.

The land around Mercedes is covered by grassland (70%) within 3 km, grassland (90%) within 16 km, and grassland (72%) within 80 km.

3 km
38 m
16 km
75 m
80 km
103 m
treesgrasslandcroplandartificial surfaceswaterwetland
October weather nearby: Curuzú Cuatiá 68 km · Paso de los Libres 112 km · Uruguaiana 115 km · Goya 115 km · Saladas 116 km · Monte Caseros 126 km · San Lorenzo 135 km · Villa Ocampo 147 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 Mercedes (-29.1842°, -58.0752°, elevation 96 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).