São João de Pirabas in Winter
In winter (June, July and August), São João de Pirabas sees average daytime highs around 29°C and overnight lows near 25°C, with 288 mm of rain over about 64 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.
Across winter, daytime highs hold fairly steady around 29°C. The sky is clear or mostly clear about 51% of the time across winter, and the air most often feels miserable.
Winter is São João de Pirabas's 2nd-best season to visit on our travel score. São João de Pirabas has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see São João de Pirabas's year-round climate.
- Avg daytime high
- 29°C
- 2nd-warmest season
- Avg overnight low
- 25°C
- Rainfall
- 288 mm
- 64 wet days
- Avg wind
- 12 km/h
- Travel score
- 4.1
- 2nd-best season
- Months
- Jun · Jul · Aug
Temperature in São João de Pirabas in Winter
Across winter, daytime highs hold fairly steady around 29°C.
A typical winter day in São João de Pirabas reaches about 29°C and drops to 25°C overnight. The warmest of the three months is August, the coolest June.
How winter really feels in São João de Pirabas
Once humidity and wind are folded in, winter brings about 92 days that feel above 32°C and 0 that feel at or below 0°C.
The story in winter is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
São João de Pirabas weather by month
How the three winter months (June, July and August) 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° / 24° | 296 | 28.6 | 12 | 3.2 |
| Feb | 28° / 24° | 404 | 27.3 | 12 | 3.1 |
| Mar | 28° / 24° | 510 | 30.6 | 12 | 3.0 |
| Apr | 28° / 24° | 459 | 29.5 | 12 | 3.0 |
| May | 29° / 24° | 315 | 28.5 | 12 | 3.2 |
| Jun | 29° / 24° | 147 | 25.6 | 12 | 3.5 |
| Jul | 29° / 24° | 101 | 22.8 | 12 | 4.0 |
| Aug | 29° / 25° | 40 | 15.5 | 12 | 4.9 |
| Sep | 30° / 25° | 18 | 6.3 | 12 | 5.9 |
| Oct | 30° / 25° | 14 | 4.4 | 12 | 5.9 |
| Nov | 30° / 25° | 25 | 7.4 | 12 | 5.4 |
| Dec | 30° / 25° | 99 | 18.4 | 12 | 4.2 |
Cloud cover in Winter
The sky is clear or mostly clear about 51% of the time across winter.
Chance of precipitation in Winter
São João de Pirabas gets around 288 mm of rain over 64 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 12 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 12 hours in early June to 12 hours by late August. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 5.3 kWh/m².
Hazard calendar for São João de Pirabas
None of São João de Pirabas's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
São João de Pirabas's monsoon runs January–May, when most of the year's rain falls.
Is winter a good time to visit São João de Pirabas?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a reasonable time to visit São João de Pirabas for sightseeing.
What to pack for São João de Pirabas in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, São João de Pirabas sees daytime highs around 29°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 64 days see rain.
Sea temperature near São João de Pirabas in Winter
The nearest coast averages about 28°C across winter — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 18 km away) is warmest in June at about 29°C and coldest in September near 28°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 28 | 28 | 28 | 28 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 |
| Comfort | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Warm | Tropical | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 28 | Tropical |
| Feb | 28 | Tropical |
| Mar | 28 | Tropical |
| Apr | 28 | Tropical |
| May | 29 | Tropical |
| Jun | 29 | Tropical |
| Jul | 28 | Tropical |
| Aug | 28 | Tropical |
| Sep | 28 | Warm |
| Oct | 28 | Tropical |
| Nov | 28 | Tropical |
| Dec | 28 | Tropical |
UV index in São João de Pirabas in Winter
Clear-sky midday UV across winter averages around 10 (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 de Pirabas peaks around March 16 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 18 at about 10 (extreme).
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) | 13 | 14 | 15 | 14 | 12 | 11 | 10 | 11 | 12 | 12 | 11 | 11 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 13 | Extreme |
| Feb | 14 | Extreme |
| Mar | 15 | Extreme |
| Apr | 14 | Extreme |
| May | 12 | Extreme |
| Jun | 11 | Extreme |
| Jul | 10 | Extreme |
| Aug | 11 | Extreme |
| Sep | 12 | Extreme |
| Oct | 12 | Extreme |
| Nov | 11 | Extreme |
| Dec | 11 | Extreme |
Air quality in São João de Pirabas in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter falls, not just the annual average.
Air quality in São João de Pirabas is worst in February — around 22 µg/m³ PM2.5 (moderate), about 3.2× the cleanest month (July, 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) | 18 | 22 | 21 | 16 | 9 | 7 | 7 | 8 | 10 | 11 | 13 | 15 |
| Level | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good | Good | Good | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 18 | Moderate |
| Feb | 22 | Moderate |
| Mar | 21 | Moderate |
| Apr | 16 | Moderate |
| May | 9 | Good |
| Jun | 7 | Good |
| Jul | 7 | Good |
| Aug | 8 | Good |
| Sep | 10 | Good |
| Oct | 11 | Good |
| Nov | 13 | Moderate |
| Dec | 15 | Moderate |
Where is São João de Pirabas?
São João de Pirabas sits at 0.8°S, 47.2°W, 26 m above sea level, in Brazil. The nearest listed city is Salinópolis, 26 km away.
Topography around São João de Pirabas
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of São João de Pirabas.
Within 3 km, the terrain around São João de Pirabas has only modest variations in elevation — a maximum elevation change of 31 m around an average of 9 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 58 m; within 80 km, only modest variations in elevation — a maximum elevation change of 111 m.
The land around São João de Pirabas is covered by mangroves (37%), water (30%) and trees (23%) within 3 km, trees (39%), water (26%) and mangroves (26%) within 16 km, and trees (37%) and water (37%) 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 de Pirabas (-0.7747°, -47.1772°, elevation 26 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.