São João Batista in Summer
In summer (December, January and February), São João Batista sees average daytime highs around 28°C and overnight lows near 21°C, with 568 mm of rain over about 59 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 11% of the time across summer, and the air most often feels oppressive.
Summer is São João Batista's weakest season of the year to visit on our travel score. For the whole year in context, see São João Batista's year-round climate.
- Avg daytime high
- 28°C
- warmest season of the year
- Avg overnight low
- 21°C
- Rainfall
- 568 mm
- 59 wet days
- Avg wind
- 7 km/h
- Travel score
- 4.3
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in São João Batista in Summer
Across summer, daytime highs hold fairly steady around 28°C.
A typical summer day in São João Batista reaches about 28°C and drops to 21°C overnight. The warmest of the three months is January, the coolest December.
São João Batista 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 | 29° / 21° | 215 | 21.7 | 13.5 | 4.0 |
| Feb | 29° / 21° | 196 | 19.2 | 13 | 4.1 |
| Mar | 28° / 20° | 141 | 18.8 | 12.2 | 4.9 |
| Apr | 26° / 18° | 88 | 11.5 | 11.4 | 6.4 |
| May | 23° / 15° | 108 | 10.5 | 10.7 | 6.7 |
| Jun | 21° / 13° | 98 | 9.2 | 10.3 | 6.6 |
| Jul | 21° / 12° | 90 | 9.4 | 10.5 | 6.5 |
| Aug | 22° / 13° | 91 | 9.5 | 11 | 6.6 |
| Sep | 22° / 15° | 147 | 12.9 | 11.8 | 6.0 |
| Oct | 24° / 17° | 136 | 15.2 | 12.7 | 5.7 |
| Nov | 26° / 18° | 137 | 16.2 | 13.3 | 5.5 |
| Dec | 28° / 20° | 157 | 17.9 | 13.7 | 4.8 |
Cloud cover in Summer
The sky is clear or mostly clear about 11% of the time across summer.
Chance of precipitation in Summer
São João Batista gets around 568 mm of rain over 59 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 7 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 5.4 kWh/m².
Is summer a good time to visit São João Batista?
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 São João Batista for sightseeing.
What to pack for São João Batista in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, São João Batista sees daytime highs around 28°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 59 days see rain.
Sea temperature near São João Batista in Summer
The nearest coast averages about 25°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 48 km away) is warmest in February at about 26°C and coldest in August near 18°C.
It's comfortable for a long swim from Oct 6 to Jun 10 — about 8.2 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 26 | 26 | 25 | 24 | 22 | 20 | 18 | 18 | 19 | 21 | 23 | 24 |
| Comfort | Warm | Warm | Warm | Warm | Refreshing | Cool | Cool | Cool | Cool | Refreshing | Refreshing | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 26 | Warm |
| Feb | 26 | Warm |
| Mar | 25 | Warm |
| Apr | 24 | Warm |
| May | 22 | Refreshing |
| Jun | 20 | Cool |
| Jul | 18 | Cool |
| Aug | 18 | Cool |
| Sep | 19 | Cool |
| Oct | 21 | Refreshing |
| Nov | 23 | Refreshing |
| Dec | 24 | Warm |
UV index in São João Batista in Summer
Clear-sky midday UV across summer averages around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in São João Batista peaks around January 19 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 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) | 14 | 13 | 11 | 8 | 6 | 5 | 5 | 6 | 8 | 9 | 12 | 13 |
| Level | Extreme | Extreme | Extreme | Very high | High | Moderate | Moderate | High | Very high | Very high | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 13 | Extreme |
| Mar | 11 | Extreme |
| Apr | 8 | Very high |
| May | 6 | High |
| Jun | 5 | Moderate |
| Jul | 5 | Moderate |
| Aug | 6 | High |
| Sep | 8 | Very high |
| Oct | 9 | Very high |
| Nov | 12 | Extreme |
| Dec | 13 | Extreme |
Where is São João Batista?
São João Batista sits at 27.3°S, 48.8°W, 32 m above sea level, in Brazil. The nearest listed city is Brusque, 21 km away.
Topography around São João Batista
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of São João Batista.
Within 3 km, the terrain around São João Batista has only modest variations in elevation — a maximum elevation change of 201 m around an average of 47 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 981 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,750 m.
The land around São João Batista is covered by trees (51%) and grassland (29%) within 3 km, trees (82%) within 16 km, and trees (58%) and water (28%) 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 São João Batista (-27.2761°, -48.8494°, elevation 32 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.