Chajarí weather in October

In October, Chajarí sees average daytime highs of 25°C and overnight lows near 15°C, with 153 mm of rain across 9.9 wet days and about 12.8 hours of daylight. It is the 6th-warmest and 2nd-wettest month of the year here.

Highs climb over the month, from about 23°C in the first days to 26°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 12 min by month's end. Set against the rest of the year, October is Chajarí's 10th-clearest and 2nd-windiest month. For the whole year in context, see Chajarí's year-round climate.

Daytime high
25°
6th warmest
Overnight low
15°
6th coldest
Rainfall
153 mm
9.9 wet days
Daylight
12 h 48 min
6:14 AM – 7:00 PM
Cloud cover
54%
10th clearest
Wind
15 km/h
2nd windiest
Solar energy
5.49 kWh/m²
Travel score
7.0
out of 10

Chajarí is city in Argentina.

Founded
1872

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 23°C in the first days to 26°C by the end.

A typical October day in Chajarí reaches about 25°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 30°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)
12313
22313
32313
42313
52414
62414
72414
82414
92414
102414
112414
122414
132515
142515
152515
162515
172515
182515
192515
202515
212515
222515
232615
242615
252615
262615
272616
282616
292616
302616
312616

How October really feels in Chajarí

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.

Chajarí weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 21°1248.613.84.7
Feb30° / 20°117913.15.1
Mar28° / 19°1158.812.26.3
Apr25° / 15°165911.37.2
May21° / 12°997.310.56.8
Jun18° / 10°937.7106.3
Jul18° / 806.810.26.4
Aug20° / 10°886.810.97.0
Sep22° / 12°987.811.87.1
Oct25° / 15°1539.912.87.0
Nov28° / 17°1187.313.66.8
Dec30° / 19°1128.6145.3

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 (%)
15347
25248
35149
45149
55050
64951
74951
84951
94951
104951
115050
125149
135149
145149
155248
165248
175248
185347
195347
205347
215446
225446
235545
245545
255545
265545
275545
285644
295743
305743
315743

Chance of precipitation in October

Any precipitation

Chajarí gets around 153 mm of rain over 9.9 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 31% and peaks near 32% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
129
229
330
430
531
631
731
831
931
1031
1131
1231
1331
1431
1531
1631
1731
1831
1931
2032
2132
2232
2331
2431
2531
2631
2731
2831
2931
3030
3130

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 39% 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 (%)
153231761
251241771
350241871
449241881
548241981
646242091
745242091
8442421102
9432421102
10432422102
11422422102
12412523102
13392523102
14382524102
15372625102
16362626112
17352626112
18342627112
19342528122
20332528122
21332428131
22332428131
23332428141
24332328151
25332328151
26322328161
27322328161
28322328161
29322328171
30312328171
31312328171

Wind in October

Winds average 15 km/h in October.

Across October, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light 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 6:32 AM to 6:00 AM, and sunset from 6:50 PM to 7:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:326:50
212.36:316:50
312.46:306:51
412.46:286:52
512.46:276:52
612.56:266:53
712.56:256:54
812.56:236:54
912.56:226:55
1012.66:216:56
1112.66:206:56
1212.66:196:57
1312.76:176:58
1412.76:166:58
1512.76:156:59
1612.86:147:00
1712.86:137:01
1812.86:127:01
1912.96:117:02
2012.96:107:03
2112.96:097:03
2212.96:087:04
2313.06:077:05
2413.06:067:06
2513.06:057:07
2613.16:047:07
2713.16:037:08
2813.16:027:09
2913.16:017:10
3013.26:007:10
3113.26:007:11

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.49 kWh/m².

For context, solar energy here swings from a low near 2.42 kWh/m² to a high of 7.14 kWh/m² in December across the year — October's 5.49 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.2Bright
75.2Bright
85.2Bright
95.2Bright
105.3Bright
115.3Bright
125.3Bright
135.4Bright
145.4Bright
155.5Bright
165.5Bright
175.6Bright
185.6Bright
195.7Bright
205.7Bright
215.8Bright
225.8Bright
235.8Bright
245.9Bright
255.9Bright
266.0Bright
276.0Intense
286.1Intense
296.1Intense
306.2Intense
316.2Intense
Planning a trip in October

Is October a good time to visit Chajarí?

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

7.0
Sightseeing
3rd-best month of the year
6.2
Beach & pool
7th-best month of the year

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

What to pack for Chajarí in October

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

In October, Chajarí sees daytime highs around 25°C and nights near 15°C. Worth packing: light clothes, rain gear and sun protection. About 10 days see rain.

light clothesrain gearsun protection

UV index in Chajarí 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 Chajarí peaks around January 20 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 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 20UV 13Jun 19UV 3
UV index (midday)Level
Jan13Extreme
Feb13Extreme
Mar11Extreme
Apr7Very high
May4Moderate
Jun3Moderate
Jul4Moderate
Aug5High
Sep7High
Oct7Very high
Nov11Extreme
Dec12Extreme
Location & terrain

Where is Chajarí?

Chajarí sits at 30.8°S, 58.0°W, 35 m above sea level, in Argentina. The nearest listed city is Monte Caseros, 65 km away.

Topography around Chajarí

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

Within 3 km, the terrain around Chajarí has only modest variations in elevation — a maximum elevation change of 38 m around an average of 58 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 58 m; within 80 km, only modest variations in elevation — a maximum elevation change of 163 m.

The land around Chajarí is covered by grassland (56%) and artificial surfaces (28%) within 3 km, grassland (57%) and trees (35%) within 16 km, and grassland (72%) within 80 km.

3 km
38 m
16 km
58 m
80 km
163 m
treesgrasslandcroplandartificial surfaceswater
October weather nearby: Monte Caseros 65 km · Salto 70 km · Concordia 71 km · Federal 79 km · Curuzú Cuatiá 107 km · Uruguaiana 140 km · Paso de los Libres 144 km · Artigas 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 Chajarí (-30.7548°, -57.982°, elevation 35 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).