Barreiro do Jaíba in Summer
In summer (December, January and February), Barreiro do Jaíba sees average daytime highs around 32°C and overnight lows near 22°C, with 353 mm of rain over about 34 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 32°C. The sky is clear or mostly clear about 27% of the time across summer, and the air most often feels muggy.
Summer is Barreiro do Jaíba's 3rd-best season to visit on our travel score. For the whole year in context, see Barreiro do Jaíba's year-round climate.
- Avg daytime high
- 32°C
- 2nd-warmest season
- Avg overnight low
- 22°C
- Rainfall
- 353 mm
- 34 wet days
- Avg wind
- 7 km/h
- Travel score
- 3.9
- 3rd-best season
- Months
- Dec · Jan · Feb
Temperature in Barreiro do Jaíba in Summer
Across summer, daytime highs hold fairly steady around 32°C.
A typical summer day in Barreiro do Jaíba reaches about 32°C and drops to 22°C overnight. The warmest of the three months is February, the coolest December.
How summer really feels in Barreiro do Jaíba
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.
Barreiro do Jaíba 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 | 32° / 22° | 114 | 10.7 | 12.8 | 4.0 |
| Feb | 32° / 22° | 74 | 9.4 | 12.5 | 3.9 |
| Mar | 32° / 22° | 107 | 10.4 | 12.1 | 4.0 |
| Apr | 32° / 21° | 36 | 4.8 | 11.7 | 4.7 |
| May | 31° / 20° | 7 | 1.9 | 11.3 | 5.4 |
| Jun | 30° / 18° | 1 | 0.3 | 11.1 | 6.3 |
| Jul | 30° / 18° | 0 | 0 | 11.2 | 6.5 |
| Aug | 31° / 18° | 1 | 0.2 | 11.5 | 5.6 |
| Sep | 34° / 20° | 8 | 1.4 | 11.9 | 4.1 |
| Oct | 34° / 22° | 57 | 6.5 | 12.4 | 3.3 |
| Nov | 32° / 22° | 146 | 13.2 | 12.7 | 3.6 |
| Dec | 31° / 22° | 165 | 14.3 | 12.9 | 3.8 |
Cloud cover in Summer
The sky is clear or mostly clear about 27% of the time across summer.
Chance of precipitation in Summer
Barreiro do Jaíba gets around 353 mm of rain over 34 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 7 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 54 min in early December to 12 h 18 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 6.3 kWh/m².
Hazard calendar for Barreiro do Jaíba
In summer, Barreiro do Jaíba overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Barreiro do Jaíba's rainy season runs November–March, when most of the year's rain falls.
Is summer a good time to visit Barreiro do Jaíba?
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 Barreiro do Jaíba. The water and warmth also suit a beach or pool day.
What to pack for Barreiro do Jaíba in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Barreiro do Jaíba sees daytime highs around 32°C and nights near 22°C. Pack light clothes, rain gear and sun protection. About 34 days see rain.
UV index in Barreiro do Jaíba 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 Barreiro do Jaíba peaks around February 15 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 at about 8 (very 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) | 14 | 16 | 14 | 12 | 9 | 8 | 8 | 10 | 12 | 13 | 14 | 13 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 16 | Extreme |
| Mar | 14 | Extreme |
| Apr | 12 | Extreme |
| May | 9 | Very high |
| Jun | 8 | Very high |
| Jul | 8 | Very high |
| Aug | 10 | Very high |
| Sep | 12 | Extreme |
| Oct | 13 | Extreme |
| Nov | 14 | Extreme |
| Dec | 13 | Extreme |
Where is Barreiro do Jaíba?
Barreiro do Jaíba sits at 15.6°S, 43.6°W, 584 m above sea level, in Brazil. The nearest listed city is Jaíba, 32 km away.
Topography around Barreiro do Jaíba
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Barreiro do Jaíba.
Within 3 km, the terrain around Barreiro do Jaíba has significant variations in elevation — a maximum elevation change of 316 m around an average of 519 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 322 m; within 80 km, large variations in elevation — a maximum elevation change of 880 m.
The land around Barreiro do Jaíba is covered by trees (34%), cropland (30%) and grassland (23%) within 3 km, trees (37%) and cropland (27%) within 16 km, and trees (35%), grassland (27%) and shrubs (23%) within 80 km.
Brazil travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / N
- 127 / 220 V · 60 Hz
- Prices
- ≈ 46% of US
- price level, 2025
- GDP per capita
- $10,713
- 2025
- Happiness
- 6.6 / 10
- World Happiness, 2025
- Safe drinking water
- 89%
- of population, 2024
- Homicide rate
- 19.3
- per 100k, 2023
- Road deaths
- 16
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Low
- EF EPI 482
- 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 Barreiro do Jaíba (-15.6153°, -43.5919°, elevation 584 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.