San Javier weather in October

In October, San Javier sees average daytime highs of 25°C and overnight lows near 15°C, with 137 mm of rain across 9.5 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 San Javier's 10th-clearest and 2nd-windiest month. For the whole year in context, see San Javier's year-round climate.

Daytime high
25°
6th warmest
Overnight low
15°
6th coldest
Rainfall
137 mm
9.5 wet days
Daylight
12 h 48 min
6:22 AM – 7:07 PM
Cloud cover
50%
10th clearest
Wind
13 km/h
2nd windiest
Solar energy
5.6 kWh/m²
Travel score
7.1
out of 10

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 San Javier reaches about 25°C in the afternoon and slips back to 15°C overnight — a 11°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 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
42414
52414
62414
72514
82514
92514
102514
112514
122515
132515
142515
152515
162615
172615
182615
192615
202615
212615
222615
232615
242616
252616
262616
272616
282616
292616
302716
312716

How October really feels in San Javier

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.

San Javier 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° / 21°1279.413.84.6
Feb30° / 20°1188.813.15.1
Mar28° / 18°1179.112.26.2
Apr25° / 15°1388.911.37.2
May21° / 12°83610.57.1
Jun18° / 10°615.610.16.6
Jul18° / 435.210.26.8
Aug21° / 10°635.310.97.4
Sep23° / 12°766.711.87.6
Oct25° / 15°1379.512.87.1
Nov28° / 17°1197.613.56.6
Dec30° / 19°1378.713.95.3

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 12% of October, with mostly cloudy or overcast conditions the remaining 44%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15842
25743
35743
45644
55644
65644
75644
85545
95545
105545
115644
125644
135644
145644
155743
165743
175644
185644
195644
205545
215644
225644
235644
245644
255743
265743
275743
285743
295842
305941
315941

Chance of precipitation in October

Any precipitation

San Javier gets around 137 mm of rain over 9.5 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 30% and peaks near 31% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
128
228
329
429
530
630
730
831
931
1031
1131
1231
1331
1431
1531
1631
1731
1831
1931
2030
2130
2230
2330
2430
2530
2629
2729
2829
2929
3029
3129

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 40% of days. Sticky, muggy-or-worse air turns up on roughly 14% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
155241371
254241471
353241481
452241581
551241591
6492416101
7482417102
8472417102
9462418112
10452418112
11442419112
12432419122
13422519122
14412520122
15402620122
16382621122
17372721132
18362721132
19352722132
20352722142
21342722142
22342722152
23342722152
24342722162
25332622162
26332623162
27322623162
28322624162
29312524172
30312525173
31302426173

Wind in October

Winds average 13 km/h in October.

Across October, daily wind ranges from about 13 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light 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 6:40 AM to 6:08 AM, and sunset from 6:58 PM to 7:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:406:58
212.36:396:58
312.46:376:59
412.46:366:59
512.46:357:00
612.56:347:01
712.56:327:01
812.56:317:02
912.56:307:03
1012.66:297:03
1112.66:287:04
1212.66:277:05
1312.76:257:05
1412.76:247:06
1512.76:237:07
1612.86:227:07
1712.86:217:08
1812.86:207:09
1912.86:197:10
2012.96:187:10
2112.96:177:11
2212.96:167:12
2313.06:157:13
2413.06:147:13
2513.06:137:14
2613.06:127:15
2713.16:117:16
2813.16:107:16
2913.16:097:17
3013.26:097:18
3113.26:087:19

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.6 kWh/m².

For context, solar energy here swings from a low near 2.48 kWh/m² to a high of 7.1 kWh/m² in December across the year — October's 5.6 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.4Bright
115.4Bright
125.5Bright
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
306.2Intense
316.3Intense
Planning a trip in October

Is October a good time to visit San Javier?

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

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

What to pack for San Javier in October

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

In October, San Javier 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 San Javier in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in San Javier 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
Jan14Extreme
Feb13Extreme
Mar11Extreme
Apr7High
May4Moderate
Jun3Moderate
Jul4Moderate
Aug5High
Sep7Very high
Oct8Very high
Nov11Extreme
Dec13Extreme

Air quality in San Javier 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 San Javier 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 San Javier?

San Javier sits at 30.6°S, 59.9°W, 30 m above sea level, in Argentina. The nearest listed city is La Paz, 33 km away.

Topography around San Javier

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

Within 3 km, the terrain around San Javier has only modest variations in elevation — a maximum elevation change of 29 m around an average of 22 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 36 m; within 80 km, only modest variations in elevation — a maximum elevation change of 78 m.

The land around San Javier is covered by wetland (50%) and grassland (20%) within 3 km, wetland (71%) within 16 km, and grassland (27%), wetland (26%) and cropland (23%) within 80 km.

3 km
29 m
16 km
36 m
80 km
78 m
treesgrasslandcroplandartificial surfaceswaterwetland
October weather nearby: La Paz 33 km · Santa Elena 43 km · San Justo 68 km · Esquina 74 km · Federal 118 km · Vera 128 km · Esperanza 136 km · Santa Fe 140 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 San Javier (-30.5807°, -59.9296°, elevation 30 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).