Santa Clara del Mar weather in October

In October, Santa Clara del Mar sees average daytime highs of 17°C and overnight lows near 10°C, with 83 mm of rain across 9.3 wet days and about 13 hours of daylight. It is the 7th-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 16°C in the first days to 18°C by the end. The sky is clear or mostly clear about 33% 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 36 min by month's end. Set against the rest of the year, October is Santa Clara del Mar's 7th-clearest and 5th-windiest month. For the whole year in context, see Santa Clara del Mar's year-round climate.

Daytime high
17°
7th warmest
Overnight low
10°
6th coldest
Rainfall
83 mm
9.3 wet days
Daylight
13 hours
6:05 AM – 7:05 PM
Cloud cover
57%
7th clearest
Wind
18 km/h
5th windiest
Solar energy
5.49 kWh/m²
Travel score
5.7
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 16°C in the first days to 18°C by the end.

A typical October day in Santa Clara del Mar reaches about 17°C in the afternoon and slips back to 10°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 22°C. Set against its neighbours, October runs about 3°C warmer than September and about 3°C cooler than November.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1169
2169
3169
4169
5169
6169
7169
8169
9179
101710
111710
121710
131710
141710
151710
161710
171810
181810
191810
201810
211810
221810
231811
241811
251811
261811
271811
281811
291811
301811
311811

Santa Clara del Mar weather by month

How October compares with the rest of the year at a glance. October is the 7th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 17°818.514.37.4
Feb24° / 17°747.613.57.4
Mar22° / 15°727.912.37.2
Apr19° / 12°80811.16.5
May16° / 10°486.5105.3
Jun13° / 596.29.43.9
Jul12° / 536.49.63.4
Aug13° / 606.810.54.1
Sep15° / 607.111.74.7
Oct17° / 10°839.3135.7
Nov20° / 12°839.4146.6
Dec23° / 15°70814.67.4

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 33% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 18% of October, with mostly cloudy or overcast conditions the remaining 50%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24852
34753
44753
54753
64753
74753
84852
94951
104951
115050
125050
135050
145050
155050
165050
175050
185050
195050
205149
215149
225149
235149
245149
255347
265347
275347
285446
295545
305545
315644

Chance of precipitation in October

Any precipitation

Santa Clara del Mar gets around 83 mm of rain over 9.3 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 30% and peaks near 31% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
128
228
329
429
529
630
730
830
930
1030
1130
1230
1330
1430
1530
1630
1730
1830
1930
2031
2131
2230
2330
2430
2530
2630
2730
2830
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 85% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19550
29460
39370
49370
59280
69190
79190
890100
988111
1088111
1187121
1286131
1386131
1485141
1583152
1683152
1782162
1882162
1981163
2081163
2180173
2280173
2380173
2480173
2580173
2680173
2780182
2880182
2979192
3079192
3178202

Wind in October

Winds average 18 km/h in October.

Across October, daily wind ranges from about 18 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
118light breeze
218light breeze
318light breeze
418light breeze
518light breeze
618light breeze
718light breeze
818light breeze
918light breeze
1018light breeze
1118light breeze
1218light breeze
1318light breeze
1418light breeze
1518light breeze
1618light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze
3118light breeze

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 24 min at the start of October to 13 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 72 minutes over October. Sunrise moves from 6:27 AM to 5:47 AM, and sunset from 6:51 PM to 7:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:276:51
212.46:266:52
312.56:246:52
412.56:236:53
512.66:216:54
612.66:206:55
712.66:186:56
812.76:176:57
912.76:156:58
1012.86:146:59
1112.86:127:00
1212.86:117:01
1312.96:097:02
1412.96:087:03
1513.06:077:04
1613.06:057:05
1713.06:047:06
1813.16:027:07
1913.16:017:08
2013.26:007:09
2113.25:597:10
2213.25:577:11
2313.35:567:12
2413.35:557:13
2513.35:547:14
2613.45:527:15
2713.45:517:16
2813.55:507:17
2913.55:497:18
3013.55:487:19
3113.65:477:20

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 1.93 kWh/m² to a high of 7.52 kWh/m² in December across the year — October's 5.49 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.9Bright
44.9Bright
55.0Bright
65.0Bright
75.1Bright
85.1Bright
95.2Bright
105.2Bright
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
306.1Intense
316.2Intense
Planning a trip in October

Is October a good time to visit Santa Clara del Mar?

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

5.7
Sightseeing
7th-best month of the year
1.5
Beach & pool
7th-best month of the year

October is a reasonable time to visit Santa Clara del Mar for sightseeing.

What to pack for Santa Clara del Mar in October

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

In October, Santa Clara del Mar sees daytime highs around 17°C and nights near 10°C. Worth packing: rain gear and sun protection. About 9 days see rain.

rain gearsun protection

Sea temperature near Santa Clara del Mar in October

The nearest coast averages about 13°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in February at about 21°C and coldest in August near 10°C.

It's comfortable for a long swim from Jan 21 to Mar 13 — about 1.7 months when the water holds above 20°C.

10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingcomfortable to swim
Sea temperature (°C)Comfort
Jan20Cool
Feb21Refreshing
Mar20Refreshing
Apr18Cool
May15Cool
Jun13Bracing
Jul11Bracing
Aug10Bracing
Sep11Bracing
Oct13Bracing
Nov15Cool
Dec18Cool

UV index in Santa Clara del Mar 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 Santa Clara del Mar peaks around December 22 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highModerateVery highExtremeDec 22UV 12Jun 20UV 2
UV index (midday)Level
Jan12Extreme
Feb11Extreme
Mar8Very high
Apr5High
May3Moderate
Jun2Low
Jul2Moderate
Aug3Moderate
Sep5Moderate
Oct7Very high
Nov10Extreme
Dec12Extreme
Location & terrain

Where is Santa Clara del Mar?

Santa Clara del Mar sits at 37.8°S, 57.5°W, 10 m above sea level, in Argentina. The nearest listed city is Mar del Plata, 19 km away.

Topography around Santa Clara del Mar

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

Within 3 km, the terrain around Santa Clara del Mar has only modest variations in elevation — a maximum elevation change of 35 m around an average of 8 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 52 m; within 80 km, significant variations in elevation — a maximum elevation change of 384 m.

The land around Santa Clara del Mar is covered by water (30%), grassland (25%) and cropland (21%) within 3 km, water (42%), cropland (27%) and grassland (24%) within 16 km, and grassland (34%), water (32%) and cropland (29%) within 80 km.

3 km
35 m
16 km
52 m
80 km
384 m
treesgrasslandcroplandartificial surfaceswaterwetland
October weather nearby: Mar del Plata 19 km · Miramar 57 km · Balcarce 66 km · Villa Gesell 79 km · General Juan Madariaga 98 km · Pinamar 98 km · Ayacucho 115 km · Necochea 134 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 Clara del Mar (-37.8344°, -57.5075°, elevation 10 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).