Belén in Summer
In summer (December, January and February), Belén sees average daytime highs around 28°C and overnight lows near 18°C, with 247 mm of rain over about 32 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 28°C. The sky is clear or mostly clear about 39% of the time across summer, and the air most often feels dry.
Summer is Belén's weakest season of the year to visit on our travel score. For the whole year in context, see Belén's year-round climate.
- Avg daytime high
- 28°C
- warmest season of the year
- Avg overnight low
- 18°C
- Rainfall
- 247 mm
- 32 wet days
- Avg wind
- 6 km/h
- Travel score
- 6.0
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Belén in Summer
Across summer, daytime highs hold fairly steady around 28°C.
A typical summer day in Belén reaches about 28°C and drops to 18°C overnight. The warmest of the three months is December, the coolest February.
Belén 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 | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 28° / 18° | 96 | 12.8 | 0 | 13.6 | 5.5 |
| Feb | 27° / 17° | 80 | 10.1 | 0 | 13 | 6.4 |
| Mar | 26° / 16° | 75 | 10.4 | 0 | 12.2 | 6.9 |
| Apr | 23° / 13° | 48 | 7.5 | 0 | 11.4 | 7.6 |
| May | 20° / 9° | 29 | 5 | 0 | 10.7 | 7.5 |
| Jun | 18° / 6° | 14 | 2.5 | 0.2 | 10.3 | 7.5 |
| Jul | 18° / 5° | 14 | 2.5 | 0.6 | 10.4 | 7.4 |
| Aug | 20° / 7° | 16 | 2.8 | 0.3 | 11 | 8.1 |
| Sep | 22° / 10° | 30 | 4.4 | 0.3 | 11.8 | 8.2 |
| Oct | 25° / 13° | 41 | 5.9 | 0 | 12.7 | 8.0 |
| Nov | 27° / 15° | 54 | 7.3 | 0 | 13.4 | 7.2 |
| Dec | 29° / 17° | 71 | 9.2 | 0 | 13.7 | 6.1 |
Cloud cover in Summer
The sky is clear or mostly clear about 39% of the time across summer.
Chance of precipitation in Summer
Belén gets around 247 mm of rain over 32 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 6 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 36 min in early December to 12 h 36 min 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 7.0 kWh/m².
Hazard calendar for Belén
In summer, Belén overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Belén's rainy season runs November–April, when most of the year's rain falls.
Is summer a good time to visit Belén?
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 a reasonable time to visit Belén for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Belén in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Belén sees daytime highs around 28°C and nights near 18°C. Pack light clothes and sun protection. Worth having: rain gear. About 32 days see rain.
UV index in Belén in Summer
Clear-sky midday UV across summer averages around 16 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Belén peaks around January 18 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 5 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 16 | 16 | 13 | 8 | 6 | 5 | 5 | 7 | 10 | 13 | 14 | 16 |
| Level | Extreme | Extreme | Extreme | Very high | High | Moderate | Moderate | Very high | Very high | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 16 | Extreme |
| Feb | 16 | Extreme |
| Mar | 13 | Extreme |
| Apr | 8 | Very high |
| May | 6 | High |
| Jun | 5 | Moderate |
| Jul | 5 | Moderate |
| Aug | 7 | Very high |
| Sep | 10 | Very high |
| Oct | 13 | Extreme |
| Nov | 14 | Extreme |
| Dec | 16 | Extreme |
Where is Belén?
Belén sits at 27.6°S, 67.0°W, 1,223 m above sea level, in Argentina. The nearest listed city is Aimogasta, 103 km away.
Topography around Belén
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Belén.
Within 3 km, the terrain around Belén has large variations in elevation — a maximum elevation change of 639 m around an average of 1,356 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,489 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,148 m.
The land around Belén is covered by shrubs (60%) within 3 km, shrubs (83%) within 16 km, and bare terrain (40%), shrubs (32%) and grassland (27%) 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 Belén (-27.6495°, -67.0263°, elevation 1,223 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.