Barreirinha in Fall
In fall (March, April and May), Barreirinha sees average daytime highs around 29°C and overnight lows near 25°C, with 1023 mm of rain over about 86 wet days across the season. It is the coldest season of the year and the wettest season of the year.
Across fall, daytime highs hold fairly steady around 29°C. The sky is clear or mostly clear about 2% of the time across fall, and the air most often feels miserable.
Fall is Barreirinha's weakest season of the year to visit on our travel score. Barreirinha 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 Barreirinha's year-round climate.
- Avg daytime high
- 29°C
- coldest season of the year
- Avg overnight low
- 25°C
- Rainfall
- 1023 mm
- 86 wet days
- Avg wind
- 6 km/h
- Travel score
- 2.8
- weakest season of the year
- Months
- Mar · Apr · May
Temperature in Barreirinha in Fall
Across fall, daytime highs hold fairly steady around 29°C.
A typical fall day in Barreirinha reaches about 29°C and drops to 25°C overnight. The warmest of the three months is May, the coolest March.
How fall really feels in Barreirinha
Once humidity and wind are folded in, fall brings about 92 days that feel above 32°C and 0 that feel at or below 0°C.
The story in fall is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Barreirinha weather by month
How the three fall months (March, April and May) 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 | 30° / 25° | 333 | 28 | 12.1 | 2.9 |
| Feb | 29° / 24° | 343 | 25.8 | 12.1 | 3.0 |
| Mar | 29° / 25° | 373 | 28.9 | 12 | 2.9 |
| Apr | 29° / 25° | 363 | 28.9 | 11.9 | 2.7 |
| May | 30° / 25° | 287 | 28.6 | 11.9 | 2.9 |
| Jun | 30° / 25° | 152 | 23.3 | 11.8 | 3.3 |
| Jul | 31° / 25° | 112 | 19.9 | 11.9 | 3.7 |
| Aug | 31° / 25° | 85 | 15.6 | 11.9 | 3.8 |
| Sep | 32° / 26° | 94 | 14.5 | 12 | 3.6 |
| Oct | 32° / 26° | 123 | 15.9 | 12.1 | 3.4 |
| Nov | 31° / 26° | 156 | 18.9 | 12.1 | 3.2 |
| Dec | 31° / 25° | 251 | 24.8 | 12.2 | 3.0 |
Cloud cover in Fall
The sky is clear or mostly clear about 2% of the time across fall.
Chance of precipitation in Fall
Barreirinha gets around 1023 mm of rain over 86 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 6 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 06 min in early March to 11 h 54 min by late May. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 3.8 kWh/m².
Hazard calendar for Barreirinha
In fall, Barreirinha overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Barreirinha's rainy season runs December–May, when most of the year's rain falls.
Is fall a good time to visit Barreirinha?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a weaker month for outdoor sightseeing in Barreirinha.
What to pack for Barreirinha in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Barreirinha sees daytime highs around 29°C and nights near 25°C. Pack light clothes and rain gear. About 86 days see rain.
UV index in Barreirinha in Fall
Clear-sky midday UV across fall 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 Barreirinha peaks around February 21 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 15 at about 9 (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 | 15 | 15 | 14 | 11 | 10 | 10 | 11 | 12 | 11 | 9 | 12 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Extreme | Extreme | Extreme | Very high | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 15 | Extreme |
| Mar | 15 | Extreme |
| Apr | 14 | Extreme |
| May | 11 | Extreme |
| Jun | 10 | Very high |
| Jul | 10 | Very high |
| Aug | 11 | Extreme |
| Sep | 12 | Extreme |
| Oct | 11 | Extreme |
| Nov | 9 | Very high |
| Dec | 12 | Extreme |
Air quality in Barreirinha in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in Barreirinha is worst in November — around 29 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (June, 10 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) | 15 | 14 | 14 | 13 | 11 | 10 | 11 | 16 | 23 | 28 | 29 | 19 |
| Level | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 15 | Moderate |
| Feb | 14 | Moderate |
| Mar | 14 | Moderate |
| Apr | 13 | Moderate |
| May | 11 | Good |
| Jun | 10 | Good |
| Jul | 11 | Good |
| Aug | 16 | Moderate |
| Sep | 23 | Moderate |
| Oct | 28 | Moderate |
| Nov | 29 | Moderate |
| Dec | 19 | Moderate |
Where is Barreirinha?
Barreirinha sits at 2.8°S, 57.1°W, 13 m above sea level, in Brazil. The nearest listed city is Parintins, 41 km away.
Topography around Barreirinha
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Barreirinha.
Within 3 km, the terrain around Barreirinha has only modest variations in elevation — a maximum elevation change of 27 m around an average of 16 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 61 m; within 80 km, only modest variations in elevation — a maximum elevation change of 149 m.
The land around Barreirinha is covered by trees (46%) and grassland (32%) within 3 km, trees (38%), water (28%) and grassland (22%) within 16 km, and trees (70%) 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 Barreirinha (-2.7933°, -57.07°, elevation 13 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.