Goianésia in Summer
In summer (December, January and February), Goianésia sees average daytime highs around 29°C and overnight lows near 21°C, with 741 mm of rain over about 69 wet days across the season. It is the coldest season of the year and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 29°C. The sky is clear or mostly clear about 11% of the time across summer, and the air most often feels muggy.
Summer is Goianésia's 3rd-best season to visit on our travel score. For the whole year in context, see Goianésia's year-round climate.
- Avg daytime high
- 29°C
- coldest season of the year
- Avg overnight low
- 21°C
- Rainfall
- 741 mm
- 69 wet days
- Avg wind
- 5 km/h
- Travel score
- 3.6
- 3rd-best season
- Months
- Dec · Jan · Feb
Temperature in Goianésia in Summer
Across summer, daytime highs hold fairly steady around 29°C.
A typical summer day in Goianésia reaches about 29°C and drops to 21°C overnight. The warmest of the three months is February, the coolest February.
How summer really feels in Goianésia
Once humidity and wind are folded in, summer brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Goianésia 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° | 262 | 23.6 | 12.8 | 3.7 |
| Feb | 29° / 21° | 203 | 21 | 12.5 | 3.6 |
| Mar | 30° / 21° | 199 | 22.2 | 12.1 | 3.7 |
| Apr | 30° / 20° | 79 | 12.3 | 11.7 | 4.7 |
| May | 30° / 19° | 14 | 2.6 | 11.3 | 5.9 |
| Jun | 30° / 17° | 3 | 0.5 | 11.1 | 6.6 |
| Jul | 30° / 17° | 0 | 0.1 | 11.2 | 6.5 |
| Aug | 32° / 18° | 3 | 0.9 | 11.5 | 5.2 |
| Sep | 34° / 21° | 26 | 4.9 | 11.9 | 3.7 |
| Oct | 32° / 21° | 115 | 15.3 | 12.3 | 3.3 |
| Nov | 30° / 21° | 226 | 22.9 | 12.7 | 3.4 |
| Dec | 29° / 21° | 275 | 24 | 12.9 | 3.6 |
Cloud cover in Summer
The sky is clear or mostly clear about 11% of the time across summer.
Chance of precipitation in Summer
Goianésia gets around 741 mm of rain over 69 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 5 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 48 min in early December to 12 h 18 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.
Hazard calendar for Goianésia
In summer, Goianésia overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
Goianésia's monsoon runs November–March, when most of the year's rain falls.
Is summer a good time to visit Goianésia?
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 weaker month for outdoor sightseeing in Goianésia.
What to pack for Goianésia in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Goianésia sees daytime highs around 29°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 69 days see rain.
UV index in Goianésia in Summer
Clear-sky midday UV across summer averages around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Goianésia peaks around February 14 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) | 15 | 15 | 15 | 12 | 9 | 8 | 8 | 10 | 12 | 12 | 14 | 13 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 15 | Extreme |
| Feb | 15 | Extreme |
| Mar | 15 | Extreme |
| Apr | 12 | Extreme |
| May | 9 | Very high |
| Jun | 8 | Very high |
| Jul | 8 | Very high |
| Aug | 10 | Very high |
| Sep | 12 | Extreme |
| Oct | 12 | Extreme |
| Nov | 14 | Extreme |
| Dec | 13 | Extreme |
Air quality in Goianésia in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Goianésia is worst in September — around 30 µg/m³ PM2.5 (moderate), about 4.8× the cleanest month (June, 6 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 | 8 | 8 | 7 | 7 | 6 | 7 | 13 | 30 | 21 | 8 | 8 |
| Level | Good | Good | Good | Good | Good | Good | Good | Moderate | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 7 | Good |
| Feb | 8 | Good |
| Mar | 8 | Good |
| Apr | 7 | Good |
| May | 7 | Good |
| Jun | 6 | Good |
| Jul | 7 | Good |
| Aug | 13 | Moderate |
| Sep | 30 | Moderate |
| Oct | 21 | Moderate |
| Nov | 8 | Good |
| Dec | 8 | Good |
Where is Goianésia?
Goianésia sits at 15.3°S, 49.1°W, 649 m above sea level, in Brazil. The nearest listed city is Ceres, 52 km away.
Topography around Goianésia
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Goianésia.
Within 3 km, the terrain around Goianésia has only modest variations in elevation — a maximum elevation change of 140 m around an average of 644 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 564 m; within 80 km, large variations in elevation — a maximum elevation change of 1,032 m.
The land around Goianésia is covered by artificial surfaces (45%) within 3 km, grassland (35%), trees (32%) and cropland (30%) within 16 km, and grassland (36%), trees (31%) 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 Goianésia (-15.3175°, -49.1175°, elevation 649 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.