Alto Araguaia in Spring
In spring (September, October and November), Alto Araguaia sees average daytime highs around 31°C and overnight lows near 20°C, with 369 mm of rain over about 48 wet days across the season. It is the warmest season of the year and the 2nd-wettest season.
Over the season highs ease from about 32°C in early September to 29°C by late November. The sky is clear or mostly clear about 28% of the time across spring, and the air most often feels muggy.
Spring is Alto Araguaia's 3rd-best season to visit on our travel score. For the whole year in context, see Alto Araguaia's year-round climate.
- Avg daytime high
- 31°C
- warmest season of the year
- Avg overnight low
- 20°C
- Rainfall
- 369 mm
- 48 wet days
- Avg wind
- 8 km/h
- Travel score
- 3.9
- 3rd-best season
- Months
- Sep · Oct · Nov
Temperature in Alto Araguaia in Spring
Over the season highs ease from about 32°C in early September to 29°C by late November.
A typical spring day in Alto Araguaia reaches about 31°C and drops to 20°C overnight. The warmest of the three months is September, the coolest September.
How spring really feels in Alto Araguaia
Once humidity and wind are folded in, spring brings about 18 days that feel above 32°C and 0 that feel at or below 0°C.
The story in spring is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Alto Araguaia weather by month
How the three spring months (September, October and November) 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° | 270 | 25.7 | 12.9 | 3.5 |
| Feb | 29° / 21° | 222 | 22.5 | 12.6 | 3.6 |
| Mar | 29° / 20° | 192 | 23.5 | 12.1 | 3.7 |
| Apr | 29° / 19° | 74 | 12.4 | 11.6 | 5.1 |
| May | 28° / 17° | 26 | 4.3 | 11.2 | 6.7 |
| Jun | 28° / 16° | 11 | 1.5 | 11 | 7.4 |
| Jul | 29° / 15° | 6 | 0.9 | 11.1 | 7.4 |
| Aug | 31° / 17° | 9 | 1.7 | 11.4 | 5.9 |
| Sep | 32° / 19° | 52 | 7.7 | 11.9 | 4.5 |
| Oct | 31° / 20° | 125 | 17.8 | 12.4 | 3.7 |
| Nov | 29° / 20° | 192 | 22.7 | 12.8 | 3.6 |
| Dec | 29° / 20° | 249 | 26.2 | 13 | 3.5 |
Cloud cover in Spring
The sky is clear or mostly clear about 28% of the time across spring.
Chance of precipitation in Spring
Alto Araguaia gets around 369 mm of rain over 48 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 8 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 42 min in early September to 13 hours by late November. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 5.8 kWh/m².
Hazard calendar for Alto Araguaia
In spring, Alto Araguaia overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
Alto Araguaia's monsoon runs October–March, when most of the year's rain falls.
Is spring a good time to visit Alto Araguaia?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a weaker month for outdoor sightseeing in Alto Araguaia.
What to pack for Alto Araguaia in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Alto Araguaia sees daytime highs around 31°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 48 days see rain.
UV index in Alto Araguaia in Spring
Clear-sky midday UV across spring averages around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Alto Araguaia peaks around January 20 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 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) | 16 | 15 | 14 | 12 | 9 | 8 | 8 | 9 | 10 | 11 | 14 | 14 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 16 | Extreme |
| Feb | 15 | Extreme |
| Mar | 14 | Extreme |
| Apr | 12 | Extreme |
| May | 9 | Very high |
| Jun | 8 | Very high |
| Jul | 8 | Very high |
| Aug | 9 | Very high |
| Sep | 10 | Extreme |
| Oct | 11 | Extreme |
| Nov | 14 | Extreme |
| Dec | 14 | Extreme |
Air quality in Alto Araguaia in Spring
Average fine-particle pollution (PM2.5) through the year — so you can see where spring falls, not just the annual average.
Air quality in Alto Araguaia is worst in September — around 25 µg/m³ PM2.5 (moderate), about 5.9× the cleanest month (June, 4 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) | 7 | 7 | 7 | 6 | 6 | 4 | 5 | 8 | 25 | 16 | 7 | 7 |
| Level | Good | Good | Good | Good | Good | Good | Good | Good | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 7 | Good |
| Feb | 7 | Good |
| Mar | 7 | Good |
| Apr | 6 | Good |
| May | 6 | Good |
| Jun | 4 | Good |
| Jul | 5 | Good |
| Aug | 8 | Good |
| Sep | 25 | Moderate |
| Oct | 16 | Moderate |
| Nov | 7 | Good |
| Dec | 7 | Good |
Where is Alto Araguaia?
Alto Araguaia sits at 17.3°S, 53.2°W, 672 m above sea level, in Brazil. The nearest listed city is Mineiros, 76 km away.
Topography around Alto Araguaia
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Alto Araguaia.
Within 3 km, the terrain around Alto Araguaia has only modest variations in elevation — a maximum elevation change of 115 m around an average of 694 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 240 m; within 80 km, large variations in elevation — a maximum elevation change of 658 m.
The land around Alto Araguaia is covered by grassland (46%) and trees (29%) within 3 km, grassland (44%) and trees (35%) within 16 km, and trees (33%), grassland (33%) and cropland (25%) 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 Alto Araguaia (-17.3147°, -53.2153°, elevation 672 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.