Punta Alta in Summer
In summer (December, January and February), Punta Alta sees average daytime highs around 25°C and overnight lows near 19°C, with 163 mm of rain over about 19 wet days across the season. It is the warmest season of the year and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 25°C. The sky is clear or mostly clear about 64% of the time across summer, and the air most often feels dry.
Summer is Punta Alta's best season of the year to visit on our travel score. For the whole year in context, see Punta Alta's year-round climate.
- Avg daytime high
- 25°C
- warmest season of the year
- Avg overnight low
- 19°C
- Rainfall
- 163 mm
- 19 wet days
- Avg wind
- 21 km/h
- Travel score
- 7.9
- best season of the year
- Months
- Dec · Jan · Feb
Temperature in Punta Alta in Summer
Across summer, daytime highs hold fairly steady around 25°C.
A typical summer day in Punta Alta reaches about 25°C and drops to 19°C overnight. The warmest of the three months is January, the coolest December.
Punta Alta weather by month
How the three summer months (December, January and February) 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 | 26° / 19° | 48 | 6.5 | 14.4 | 7.8 |
| Feb | 25° / 19° | 61 | 6.4 | 13.5 | 7.9 |
| Mar | 23° / 17° | 66 | 6.6 | 12.3 | 7.7 |
| Apr | 19° / 14° | 55 | 5.9 | 11 | 6.8 |
| May | 15° / 11° | 38 | 5.2 | 9.9 | 5.2 |
| Jun | 12° / 8° | 29 | 4.3 | 9.3 | 3.7 |
| Jul | 11° / 6° | 34 | 5.2 | 9.6 | 3.1 |
| Aug | 12° / 7° | 35 | 4.8 | 10.5 | 3.9 |
| Sep | 15° / 9° | 43 | 5.9 | 11.7 | 4.9 |
| Oct | 18° / 12° | 60 | 7.2 | 13 | 6.3 |
| Nov | 21° / 15° | 58 | 6.9 | 14.1 | 7.3 |
| Dec | 24° / 18° | 54 | 5.9 | 14.7 | 8.0 |
Cloud cover in Summer
The sky is clear or mostly clear about 64% of the time across summer.
Chance of precipitation in Summer
Punta Alta gets around 163 mm of rain over 19 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 21 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 14 h 30 min in early December to 13 hours by late February. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 7.4 kWh/m².
Is summer a good time to visit Punta Alta?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is one of the better times to visit Punta Alta for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Punta Alta in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Punta Alta sees daytime highs around 25°C and nights near 19°C. Pack sun protection. Worth having: light clothes and a windbreaker. About 19 days see rain.
Sea temperature near Punta Alta in Summer
The nearest coast averages about 22°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in January at about 22°C and coldest in August near 9°C.
It's comfortable for a long swim from Dec 8 to Mar 20 — about 3.4 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 22 | 22 | 21 | 17 | 14 | 11 | 9 | 9 | 11 | 15 | 18 | 21 |
| Comfort | Refreshing | Refreshing | Refreshing | Cool | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 22 | Refreshing |
| Feb | 22 | Refreshing |
| Mar | 21 | Refreshing |
| Apr | 17 | Cool |
| May | 14 | Bracing |
| Jun | 11 | Bracing |
| Jul | 9 | Bracing |
| Aug | 9 | Bracing |
| Sep | 11 | Bracing |
| Oct | 15 | Bracing |
| Nov | 18 | Cool |
| Dec | 21 | Refreshing |
UV index in Punta Alta in Summer
Clear-sky midday UV across summer averages around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Punta Alta peaks around December 19 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 2 (low).
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) | 11 | 11 | 8 | 6 | 3 | 2 | 2 | 3 | 5 | 7 | 10 | 13 |
| Level | Extreme | Extreme | Very high | High | Moderate | Low | Moderate | Moderate | Moderate | Very high | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 11 | Extreme |
| Feb | 11 | Extreme |
| Mar | 8 | Very high |
| Apr | 6 | High |
| May | 3 | Moderate |
| Jun | 2 | Low |
| Jul | 2 | Moderate |
| Aug | 3 | Moderate |
| Sep | 5 | Moderate |
| Oct | 7 | Very high |
| Nov | 10 | Extreme |
| Dec | 13 | Extreme |
Where is Punta Alta?
Punta Alta sits at 38.9°S, 62.1°W, 3 m above sea level, in Argentina. The nearest listed city is Bahía Blanca, 25 km away.
Topography around Punta Alta
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Punta Alta.
Within 3 km, the terrain around Punta Alta has only modest variations in elevation — a maximum elevation change of 31 m around an average of 8 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 81 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,217 m.
The land around Punta Alta is covered by grassland (39%) and artificial surfaces (31%) within 3 km, water (31%), grassland (24%) and cropland (22%) within 16 km, and cropland (36%), grassland (31%) and water (22%) 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 Punta Alta (-38.8805°, -62.075°, elevation 3 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.