Santana do Araguaia in Fall
In fall (March, April and May), Santana do Araguaia sees average daytime highs around 31°C and overnight lows near 22°C, with 584 mm of rain over about 62 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.
Over the season highs climb from about 30°C in early March to 32°C by late May. The sky is clear or mostly clear about 15% of the time across fall, and the air most often feels oppressive.
Fall is Santana do Araguaia's 2nd-best season to visit on our travel score. For the whole year in context, see Santana do Araguaia's year-round climate.
- Avg daytime high
- 31°C
- 3rd-warmest season
- Avg overnight low
- 22°C
- Rainfall
- 584 mm
- 62 wet days
- Avg wind
- 5 km/h
- Travel score
- 3.4
- 2nd-best season
- Months
- Mar · Apr · May
Temperature in Santana do Araguaia in Fall
Over the season highs climb from about 30°C in early March to 32°C by late May.
A typical fall day in Santana do Araguaia reaches about 31°C and drops to 22°C overnight. The warmest of the three months is May, the coolest May.
How fall really feels in Santana do Araguaia
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.
Santana do Araguaia 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° / 22° | 316 | 28.4 | 12.5 | 2.8 |
| Feb | 30° / 22° | 278 | 26.1 | 12.3 | 2.8 |
| Mar | 30° / 23° | 293 | 28.6 | 12.1 | 2.8 |
| Apr | 31° / 23° | 211 | 22.6 | 11.8 | 3.2 |
| May | 32° / 22° | 80 | 10.9 | 11.6 | 4.1 |
| Jun | 33° / 22° | 5 | 1.1 | 11.5 | 4.6 |
| Jul | 34° / 21° | 1 | 0.2 | 11.5 | 4.3 |
| Aug | 35° / 22° | 4 | 0.8 | 11.7 | 3.3 |
| Sep | 35° / 23° | 36 | 4.8 | 11.9 | 3.0 |
| Oct | 32° / 23° | 130 | 16.5 | 12.2 | 3.1 |
| Nov | 31° / 23° | 226 | 24 | 12.4 | 2.9 |
| Dec | 30° / 23° | 274 | 26.9 | 12.5 | 2.9 |
Cloud cover in Fall
The sky is clear or mostly clear about 15% of the time across fall.
Chance of precipitation in Fall
Santana do Araguaia gets around 584 mm of rain over 62 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 5 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 12 min in early March to 11 h 30 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 4.7 kWh/m².
Hazard calendar for Santana do Araguaia
In fall, Santana do Araguaia overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
Santana do Araguaia's monsoon runs November–April, when most of the year's rain falls.
Is fall a good time to visit Santana do Araguaia?
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 Santana do Araguaia.
What to pack for Santana do Araguaia in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Santana do Araguaia sees daytime highs around 31°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 62 days see rain.
UV index in Santana do Araguaia 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 Santana do Araguaia peaks around February 20 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 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 | 13 | 10 | 9 | 9 | 10 | 11 | 10 | 12 | 11 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 15 | Extreme |
| Mar | 15 | Extreme |
| Apr | 13 | Extreme |
| May | 10 | Extreme |
| Jun | 9 | Very high |
| Jul | 9 | Very high |
| Aug | 10 | Very high |
| Sep | 11 | Extreme |
| Oct | 10 | Extreme |
| Nov | 12 | Extreme |
| Dec | 11 | Extreme |
Air quality in Santana do Araguaia 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 Santana do Araguaia is worst in September — around 128 µg/m³ PM2.5 (unhealthy), about 11.2× the cleanest month (February, 11 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) | 12 | 11 | 13 | 12 | 14 | 16 | 15 | 44 | 128 | 34 | 19 | 16 |
| Level | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Poor | Unhealthy | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 12 | Good |
| Feb | 11 | Good |
| Mar | 13 | Moderate |
| Apr | 12 | Moderate |
| May | 14 | Moderate |
| Jun | 16 | Moderate |
| Jul | 15 | Moderate |
| Aug | 44 | Poor |
| Sep | 128 | Unhealthy |
| Oct | 34 | Moderate |
| Nov | 19 | Moderate |
| Dec | 16 | Moderate |
Where is Santana do Araguaia?
Santana do Araguaia sits at 9.3°S, 50.4°W, 178 m above sea level, in Brazil. The nearest listed city is Santa Maria das Barreiras, 87 km away.
Topography around Santana do Araguaia
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Santana do Araguaia.
Within 3 km, the terrain around Santana do Araguaia has only modest variations in elevation — a maximum elevation change of 34 m around an average of 174 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 75 m; within 80 km, significant variations in elevation — a maximum elevation change of 574 m.
The land around Santana do Araguaia is covered by grassland (54%) within 3 km, grassland (61%) and trees (24%) within 16 km, and grassland (47%) and trees (45%) 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 Santana do Araguaia (-9.335°, -50.35°, elevation 178 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.