Guaçuí in Fall
In fall (March, April and May), Guaçuí sees average daytime highs around 26°C and overnight lows near 17°C, with 357 mm of rain over about 42 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.
Over the season highs ease from about 29°C in early March to 24°C by late May. The sky is clear or mostly clear about 25% of the time across fall, and the air most often feels muggy.
Fall is Guaçuí's 2nd-best season to visit on our travel score. For the whole year in context, see Guaçuí's year-round climate.
- Avg daytime high
- 26°C
- 2nd-warmest season
- Avg overnight low
- 17°C
- Rainfall
- 357 mm
- 42 wet days
- Avg wind
- 6 km/h
- Travel score
- 5.9
- 2nd-best season
- Months
- Mar · Apr · May
Temperature in Guaçuí in Fall
Over the season highs ease from about 29°C in early March to 24°C by late May.
A typical fall day in Guaçuí reaches about 26°C and drops to 17°C overnight. The warmest of the three months is March, the coolest May.
Guaçuí 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 | 29° / 20° | 195 | 16.4 | 13.1 | 4.7 |
| Feb | 29° / 19° | 136 | 12.7 | 12.7 | 4.8 |
| Mar | 28° / 19° | 196 | 18.7 | 12.1 | 4.9 |
| Apr | 26° / 17° | 105 | 14.2 | 11.5 | 5.9 |
| May | 24° / 15° | 56 | 9.5 | 11 | 7.0 |
| Jun | 24° / 14° | 27 | 6 | 10.8 | 7.7 |
| Jul | 24° / 14° | 22 | 5.6 | 10.9 | 7.8 |
| Aug | 24° / 14° | 27 | 5.8 | 11.3 | 7.8 |
| Sep | 25° / 15° | 74 | 10 | 11.9 | 6.8 |
| Oct | 26° / 17° | 128 | 13.7 | 12.5 | 5.9 |
| Nov | 26° / 18° | 233 | 19 | 13 | 4.9 |
| Dec | 27° / 19° | 278 | 21.5 | 13.2 | 4.6 |
Cloud cover in Fall
The sky is clear or mostly clear about 25% of the time across fall.
Chance of precipitation in Fall
Guaçuí gets around 357 mm of rain over 42 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels muggy — 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 24 min in early March to 10 h 48 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 4.4 kWh/m².
Hazard calendar for Guaçuí
In fall, Guaçuí overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Guaçuí's rainy season runs October–March, when most of the year's rain falls.
Is fall a good time to visit Guaçuí?
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 reasonable time to visit Guaçuí for sightseeing.
What to pack for Guaçuí in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Guaçuí sees daytime highs around 26°C and nights near 17°C. Pack light clothes and rain gear. Worth having: sun protection. About 42 days see rain.
UV index in Guaçuí in Fall
Clear-sky midday UV across fall averages around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Guaçuí peaks around February 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 7 (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 | 13 | 10 | 7 | 7 | 7 | 9 | 10 | 12 | 14 | 14 |
| Level | Extreme | Extreme | Extreme | Very high | Very high | High | High | Very high | Very high | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 15 | Extreme |
| Mar | 13 | Extreme |
| Apr | 10 | Very high |
| May | 7 | Very high |
| Jun | 7 | High |
| Jul | 7 | High |
| Aug | 9 | Very high |
| Sep | 10 | Very high |
| Oct | 12 | Extreme |
| Nov | 14 | Extreme |
| Dec | 14 | Extreme |
Where is Guaçuí?
Guaçuí sits at 20.8°S, 41.7°W, 597 m above sea level, in Brazil. The nearest listed city is Alegre, 15 km away.
Topography around Guaçuí
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Guaçuí.
Within 3 km, the terrain around Guaçuí has significant variations in elevation — a maximum elevation change of 340 m around an average of 663 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,092 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,840 m.
The land around Guaçuí is covered by grassland (56%) and trees (36%) within 3 km, grassland (59%) and trees (39%) within 16 km, and grassland (54%) 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 Guaçuí (-20.7756°, -41.6794°, elevation 597 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.