Concepción in Summer
In summer (December, January and February), Concepción sees average daytime highs around 33°C and overnight lows near 23°C, with 460 mm of rain over about 41 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 33°C. The sky is clear or mostly clear about 38% of the time across summer, and the air most often feels oppressive.
Summer is Concepción's weakest season of the year to visit on our travel score. For the whole year in context, see Concepción's year-round climate.
- Avg daytime high
- 33°C
- warmest season of the year
- Avg overnight low
- 23°C
- Rainfall
- 460 mm
- 41 wet days
- Avg wind
- 10 km/h
- Travel score
- 3.3
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Concepción in Summer
Across summer, daytime highs hold fairly steady around 33°C.
A typical summer day in Concepción reaches about 33°C and drops to 23°C overnight. The warmest of the three months is January, the coolest December.
How summer really feels in Concepción
Once humidity and wind are folded in, summer brings about 90 days that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Concepción 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 | 33° / 24° | 148 | 13.5 | 13.3 | 3.1 |
| Feb | 33° / 23° | 136 | 12.9 | 12.8 | 3.4 |
| Mar | 32° / 22° | 129 | 11.5 | 12.2 | 4.0 |
| Apr | 30° / 20° | 131 | 8.6 | 11.5 | 5.5 |
| May | 26° / 17° | 142 | 9.5 | 10.9 | 6.9 |
| Jun | 25° / 16° | 92 | 8.1 | 10.6 | 7.3 |
| Jul | 25° / 14° | 70 | 6.8 | 10.7 | 7.7 |
| Aug | 27° / 16° | 66 | 6.4 | 11.2 | 7.2 |
| Sep | 29° / 18° | 103 | 8.4 | 11.9 | 5.8 |
| Oct | 31° / 21° | 177 | 12.1 | 12.5 | 4.4 |
| Nov | 31° / 21° | 179 | 11.9 | 13.1 | 4.1 |
| Dec | 33° / 23° | 176 | 14.5 | 13.4 | 3.4 |
Cloud cover in Summer
The sky is clear or mostly clear about 38% of the time across summer.
Chance of precipitation in Summer
Concepción gets around 460 mm of rain over 41 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 10 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 18 min in early December to 12 h 30 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 6.4 kWh/m².
Is summer a good time to visit Concepción?
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 weaker month for outdoor sightseeing in Concepción.
What to pack for Concepción in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Concepción sees daytime highs around 33°C and nights near 23°C. Pack light clothes, rain gear and sun protection. About 41 days see rain.
UV index in Concepción in Summer
Clear-sky midday UV across summer averages around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Concepción peaks around January 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 5 (high).
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) | 15 | 14 | 13 | 9 | 7 | 6 | 5 | 7 | 7 | 9 | 13 | 13 |
| Level | Extreme | Extreme | Extreme | Very high | High | High | High | High | High | Very high | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 15 | Extreme |
| Feb | 14 | Extreme |
| Mar | 13 | Extreme |
| Apr | 9 | Very high |
| May | 7 | High |
| Jun | 6 | High |
| Jul | 5 | High |
| Aug | 7 | High |
| Sep | 7 | High |
| Oct | 9 | Very high |
| Nov | 13 | Extreme |
| Dec | 13 | Extreme |
Air quality in Concepción in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Concepción is worst in September — around 38 µg/m³ PM2.5 (poor), about 5.6× the cleanest month (April, 7 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 11 | 10 | 9 | 7 | 8 | 9 | 15 | 32 | 38 | 26 | 17 | 9 |
| Level | Good | Good | Good | Good | Good | Good | Moderate | Moderate | Poor | Moderate | Moderate | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 10 | Good |
| Mar | 9 | Good |
| Apr | 7 | Good |
| May | 8 | Good |
| Jun | 9 | Good |
| Jul | 15 | Moderate |
| Aug | 32 | Moderate |
| Sep | 38 | Poor |
| Oct | 26 | Moderate |
| Nov | 17 | Moderate |
| Dec | 9 | Good |
Where is Concepción?
Concepción sits at 23.4°S, 57.4°W, 78 m above sea level, in Paraguay. The nearest listed city is Yby Yaú, 103 km away.
Topography around Concepción
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Concepción.
Within 3 km, the terrain around Concepción has only modest variations in elevation — a maximum elevation change of 26 m around an average of 77 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 96 m; within 80 km, significant variations in elevation — a maximum elevation change of 327 m.
The land around Concepción is covered by grassland (33%), trees (30%) and artificial surfaces (29%) within 3 km, trees (45%) and grassland (45%) within 16 km, and grassland (47%) and trees (45%) within 80 km.
Paraguay travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type A / B / C / N
- 220 V · 50 Hz
- Prices
- ≈ 35% of US
- price level, 2025
- GDP per capita
- $7,027
- 2025
- Happiness
- 6.2 / 10
- World Happiness, 2025
- Safe drinking water
- 64%
- of population, 2024
- Homicide rate
- 6.8
- per 100k, 2023
- Road deaths
- 22
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Moderate
- EF EPI 531
- 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 Concepción (-23.3999°, -57.4324°, elevation 78 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.