Santa Clara del Mar in Winter
In winter (June, July and August), Santa Clara del Mar sees average daytime highs around 13°C and overnight lows near 6°C, with 172 mm of rain over about 19 wet days across the season. It is the coldest season of the year and the driest season of the year.
Across winter, daytime highs hold fairly steady around 13°C. The sky is clear or mostly clear about 31% of the time across winter, and the air most often feels dry.
Winter is Santa Clara del Mar's weakest season of the year to visit on our travel score. For the whole year in context, see Santa Clara del Mar's year-round climate.
- Avg daytime high
- 13°C
- coldest season of the year
- Avg overnight low
- 6°C
- Rainfall
- 172 mm
- 19 wet days
- Avg wind
- 18 km/h
- Travel score
- 3.8
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Santa Clara del Mar in Winter
Across winter, daytime highs hold fairly steady around 13°C.
A typical winter day in Santa Clara del Mar reaches about 13°C and drops to 6°C overnight. The warmest of the three months is August, the coolest July.
Santa Clara del Mar weather by month
How the three winter months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 25° / 17° | 81 | 8.5 | 14.3 | 7.4 |
| Feb | 24° / 17° | 74 | 7.6 | 13.5 | 7.4 |
| Mar | 22° / 15° | 72 | 7.9 | 12.3 | 7.2 |
| Apr | 19° / 12° | 80 | 8 | 11.1 | 6.5 |
| May | 16° / 10° | 48 | 6.5 | 10 | 5.3 |
| Jun | 13° / 7° | 59 | 6.2 | 9.4 | 3.9 |
| Jul | 12° / 6° | 53 | 6.4 | 9.6 | 3.4 |
| Aug | 13° / 7° | 60 | 6.8 | 10.5 | 4.1 |
| Sep | 15° / 8° | 60 | 7.1 | 11.7 | 4.7 |
| Oct | 17° / 10° | 83 | 9.3 | 13 | 5.7 |
| Nov | 20° / 12° | 83 | 9.4 | 14 | 6.6 |
| Dec | 23° / 15° | 70 | 8 | 14.6 | 7.4 |
Cloud cover in Winter
The sky is clear or mostly clear about 31% of the time across winter.
Chance of precipitation in Winter
Santa Clara del Mar gets around 172 mm of rain over 19 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 18 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 9 h 36 min in early June to 11 h 06 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 2.4 kWh/m².
Is winter a good time to visit Santa Clara del Mar?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a weaker month for outdoor sightseeing in Santa Clara del Mar.
What to pack for Santa Clara del Mar in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Santa Clara del Mar sees daytime highs around 13°C and nights near 6°C. Pack a warm layer. About 19 days see rain.
Sea temperature near Santa Clara del Mar in Winter
The nearest coast averages about 11°C across winter — 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 20 | 21 | 20 | 18 | 15 | 13 | 11 | 10 | 11 | 13 | 15 | 18 |
| Comfort | Cool | Refreshing | Refreshing | Cool | Cool | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 20 | Cool |
| Feb | 21 | Refreshing |
| Mar | 20 | Refreshing |
| Apr | 18 | Cool |
| May | 15 | Cool |
| Jun | 13 | Bracing |
| Jul | 11 | Bracing |
| Aug | 10 | Bracing |
| Sep | 11 | Bracing |
| Oct | 13 | Bracing |
| Nov | 15 | Cool |
| Dec | 18 | Cool |
UV index in Santa Clara del Mar in Winter
Clear-sky midday UV across winter averages around 2. 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 12 | 11 | 8 | 5 | 3 | 2 | 2 | 3 | 5 | 7 | 10 | 12 |
| Level | Extreme | Extreme | Very high | High | Moderate | Low | Moderate | Moderate | Moderate | Very high | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 12 | Extreme |
| Feb | 11 | Extreme |
| Mar | 8 | Very high |
| Apr | 5 | High |
| May | 3 | Moderate |
| Jun | 2 | Low |
| Jul | 2 | Moderate |
| Aug | 3 | Moderate |
| Sep | 5 | Moderate |
| Oct | 7 | Very high |
| Nov | 10 | Extreme |
| Dec | 12 | Extreme |
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.
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
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.