Santa Rosa weather in October

In October, Santa Rosa sees average daytime highs of 22°C and overnight lows near 11°C, with 83 mm of rain across 9.6 wet days and about 12.9 hours of daylight. It is the 6th-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 21°C in the first days to 23°C by the end. The sky is clear or mostly clear about 45% of the time in October, and the air most often feels dry.

Daylight stretches from about 12 h 24 min at the start of October to 13 h 30 min by month's end. Set against the rest of the year, October is Santa Rosa's 9th-clearest and 1st-windiest month. For the whole year in context, see Santa Rosa's year-round climate.

Daytime high
22°
6th warmest
Overnight low
11°
6th coldest
Rainfall
83 mm
9.6 wet days
Daylight
13 hours
6:34 AM – 7:31 PM
Cloud cover
49%
9th clearest
Wind
12 km/h
1st windiest
Solar energy
5.85 kWh/m²
Travel score
6.9
out of 10

Santa Rosa is capital of La Pampa Province, Argentina.

Density
69/km²
people per km²
Founded
1892

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 21°C in the first days to 23°C by the end.

A typical October day in Santa Rosa reaches about 22°C in the afternoon and slips back to 11°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 28°C. Set against its neighbours, October runs about 3°C warmer than September and about 4°C cooler than November.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1209
2209
3219
4219
5219
62110
72110
82110
92110
102110
112210
122210
132210
142210
152211
162211
172211
182211
192211
202311
212311
222311
232311
242311
252311
262311
272312
282312
292312
302412
312412

How October really feels in Santa Rosa

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 Rosa 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
Jan30° / 18°82914.25.6
Feb28° / 17°817.913.46.4
Mar26° / 15°86812.37.4
Apr22° / 11°676.311.17.4
May17° / 30510.16.2
Jun14° / 173.39.54.8
Jul14° / 193.79.84.6
Aug16° / 27410.66.1
Sep19° / 485.811.86.9
Oct22° / 11°839.612.96.9
Nov26° / 14°748.1147.4
Dec29° / 16°858.514.56.3

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 45% 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 42%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15644
25644
35644
45545
55545
65545
75446
85545
95545
105446
115545
125545
135545
145644
155644
165743
175743
185743
195842
205842
215941
225941
236040
246139
256139
266139
276238
286238
296337
306337
316436

Chance of precipitation in October

Any precipitation

Santa Rosa gets around 83 mm of rain over 9.6 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 31% and peaks near 33% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
126
227
327
428
528
629
729
830
930
1030
1131
1231
1332
1432
1532
1632
1733
1833
1933
2033
2133
2233
2332
2432
2532
2632
2731
2831
2931
3031
3131

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 88% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
196400
295500
395500
495500
594600
694600
793700
892710
991810
1091810
1190910
1289911
1389911
14881011
15871021
16871021
17861121
18861121
19861130
20851230
21851230
22851230
23851230
24841330
25841330
26841330
27841330
28831430
29821440
30821440
31811540

Wind in October

Winds average 12 km/h in October, the windiest month of the year.

Across October, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3013light breeze
3113light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 24 min at the start of October to 13 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over October. Sunrise moves from 6:55 AM to 6:16 AM, and sunset from 7:17 PM to 7:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:557:17
212.46:547:18
312.46:527:19
412.56:517:20
512.56:497:21
612.66:487:22
712.66:467:22
812.66:457:23
912.76:437:24
1012.76:427:25
1112.86:407:26
1212.86:397:27
1312.86:387:28
1412.96:367:29
1512.96:357:30
1613.06:347:31
1713.06:327:32
1813.06:317:33
1913.16:307:34
2013.16:287:35
2113.16:277:36
2213.26:267:37
2313.26:257:38
2413.26:247:39
2513.36:227:40
2613.36:217:41
2713.46:207:42
2813.46:197:43
2913.46:187:44
3013.56:177:45
3113.56:167:46

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.85 kWh/m².

For context, solar energy here swings from a low near 2.24 kWh/m² to a high of 7.87 kWh/m² in December across the year — October's 5.85 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.3Bright
35.3Bright
45.3Bright
55.4Bright
65.4Bright
75.5Bright
85.5Bright
95.5Bright
105.6Bright
115.6Bright
125.7Bright
135.7Bright
145.8Bright
155.8Bright
165.9Bright
175.9Bright
186.0Bright
196.0Intense
206.0Intense
216.1Intense
226.2Intense
236.2Intense
246.3Intense
256.3Intense
266.3Intense
276.4Intense
286.5Intense
296.5Intense
306.6Intense
316.6Intense
Planning a trip in October

Is October a good time to visit Santa Rosa?

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

6.9
Sightseeing
4th-best month of the year
4.8
Beach & pool
6th-best month of the year

October is a reasonable time to visit Santa Rosa for sightseeing.

What to pack for Santa Rosa in October

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

In October, Santa Rosa sees daytime highs around 22°C and nights near 11°C. Worth packing: light clothes, rain gear and sun protection. About 10 days see rain.

light clothesrain gearsun protection

UV index in Santa Rosa 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 Rosa peaks around January 1 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateVery highExtremeJan 1UV 13Jun 21UV 2
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar9Very high
Apr6High
May3Moderate
Jun2Moderate
Jul2Moderate
Aug4Moderate
Sep5High
Oct8Very high
Nov11Extreme
Dec13Extreme
Location & terrain

Where is Santa Rosa?

Santa Rosa sits at 36.6°S, 64.3°W, 163 m above sea level, in Argentina. The nearest listed city is Toay, 10 km away.

General VillegasCoronel SuárezPehuajó

Topography around Santa Rosa

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

Within 3 km, the terrain around Santa Rosa has only modest variations in elevation — a maximum elevation change of 34 m around an average of 180 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 118 m; within 80 km, significant variations in elevation — a maximum elevation change of 274 m.

The land around Santa Rosa is covered by artificial surfaces (59%) within 3 km, cropland (65%) within 16 km, and cropland (59%) within 80 km.

3 km
34 m
16 km
118 m
80 km
274 m
treesshrubsgrasslandcroplandartificial surfaceswater
October weather nearby: Toay 10 km · General Acha 89 km · General Pico 117 km · Trenque Lauquen 157 km · Pigüé 200 km · General Villegas 210 km · Coronel Suárez 229 km · Pehuajó 232 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 Rosa (-36.6162°, -64.2899°, elevation 163 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).