Três Marias in Summer
In summer (December, January and February), Três Marias sees average daytime highs around 29°C and overnight lows near 22°C, with 529 mm of rain over about 51 wet days across the season. It is the 2nd-warmest season 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 18% of the time across summer, and the air most often feels muggy.
Summer is Três Marias's weakest season of the year to visit on our travel score. For the whole year in context, see Três Marias's year-round climate.
- Avg daytime high
- 29°C
- 2nd-warmest season
- Avg overnight low
- 22°C
- Rainfall
- 529 mm
- 51 wet days
- Avg wind
- 7 km/h
- Travel score
- 4.3
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Três Marias in Summer
Across summer, daytime highs hold fairly steady around 29°C.
A typical summer day in Três Marias reaches about 29°C and drops to 22°C overnight. The warmest of the three months is February, the coolest December.
Três Marias 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° / 22° | 176 | 17.6 | 13 | 4.3 |
| Feb | 30° / 22° | 122 | 13.4 | 12.6 | 4.4 |
| Mar | 29° / 22° | 138 | 15.8 | 12.1 | 4.6 |
| Apr | 29° / 21° | 49 | 7.6 | 11.6 | 6.0 |
| May | 28° / 19° | 15 | 2.7 | 11.2 | 7.6 |
| Jun | 27° / 17° | 3 | 0.7 | 10.9 | 8.3 |
| Jul | 27° / 17° | 1 | 0.3 | 11 | 8.4 |
| Aug | 29° / 17° | 3 | 0.6 | 11.4 | 7.4 |
| Sep | 31° / 19° | 22 | 4 | 11.9 | 5.7 |
| Oct | 31° / 21° | 69 | 9 | 12.4 | 4.6 |
| Nov | 29° / 21° | 174 | 17.5 | 12.9 | 4.3 |
| Dec | 29° / 22° | 231 | 19.8 | 13.1 | 4.2 |
Cloud cover in Summer
The sky is clear or mostly clear about 18% of the time across summer.
Chance of precipitation in Summer
Três Marias gets around 529 mm of rain over 51 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 7 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 hours in early December to 12 h 24 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 5.9 kWh/m².
Hazard calendar for Três Marias
In summer, Três Marias overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
Três Marias's monsoon runs November–March, when most of the year's rain falls.
Is summer a good time to visit Três Marias?
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 reasonable time to visit Três Marias for sightseeing.
What to pack for Três Marias in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Três Marias sees daytime highs around 29°C and nights near 22°C. Pack light clothes, rain gear and sun protection. About 51 days see rain.
UV index in Três Marias in Summer
Clear-sky midday UV across summer averages around 15 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Três Marias peaks around February 10 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 7 (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 | 16 | 14 | 11 | 8 | 7 | 8 | 9 | 11 | 12 | 14 | 14 |
| 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 | 16 | Extreme |
| Mar | 14 | Extreme |
| Apr | 11 | Extreme |
| May | 8 | Very high |
| Jun | 7 | Very high |
| Jul | 8 | Very high |
| Aug | 9 | Very high |
| Sep | 11 | Extreme |
| Oct | 12 | Extreme |
| Nov | 14 | Extreme |
| Dec | 14 | Extreme |
Where is Três Marias?
Três Marias sits at 18.2°S, 45.2°W, 547 m above sea level, in Brazil. The nearest listed city is Corinto, 85 km away.
Topography around Três Marias
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Três Marias.
Within 3 km, the terrain around Três Marias has only modest variations in elevation — a maximum elevation change of 243 m around an average of 572 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 326 m; within 80 km, significant variations in elevation — a maximum elevation change of 527 m.
The land around Três Marias is covered by grassland (27%) and artificial surfaces (21%) within 3 km, shrubs (32%), grassland (27%) and trees (22%) within 16 km, and grassland (38%), trees (29%) and shrubs (20%) 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 Três Marias (-18.2064°, -45.2417°, elevation 547 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.