Formosa do Rio Preto in Fall
In fall (March, April and May), Formosa do Rio Preto sees average daytime highs around 30°C and overnight lows near 21°C, with 242 mm of rain over about 29 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.
Across fall, daytime highs hold fairly steady around 30°C. The sky is clear or mostly clear about 30% of the time across fall, and the air most often feels muggy.
Fall is Formosa do Rio Preto's 2nd-best season to visit on our travel score. For the whole year in context, see Formosa do Rio Preto's year-round climate.
- Avg daytime high
- 30°C
- 3rd-warmest season
- Avg overnight low
- 21°C
- Rainfall
- 242 mm
- 29 wet days
- Avg wind
- 7 km/h
- Travel score
- 5.0
- 2nd-best season
- Months
- Mar · Apr · May
Temperature in Formosa do Rio Preto in Fall
Across fall, daytime highs hold fairly steady around 30°C.
A typical fall day in Formosa do Rio Preto reaches about 30°C and drops to 21°C overnight. The warmest of the three months is May, the coolest May.
How fall really feels in Formosa do Rio Preto
Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
fall sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Formosa do Rio Preto 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° / 21° | 168 | 17 | 12.6 | 4.2 |
| Feb | 30° / 21° | 134 | 16.2 | 12.4 | 4.2 |
| Mar | 30° / 21° | 150 | 16.4 | 12.1 | 4.3 |
| Apr | 30° / 21° | 72 | 9.8 | 11.8 | 5.0 |
| May | 30° / 20° | 20 | 2.8 | 11.5 | 5.7 |
| Jun | 30° / 19° | 0 | 0.1 | 11.4 | 6.4 |
| Jul | 30° / 19° | 0 | 0.1 | 11.4 | 6.5 |
| Aug | 32° / 19° | 0 | 0.1 | 11.6 | 5.6 |
| Sep | 33° / 21° | 6 | 1 | 11.9 | 4.2 |
| Oct | 33° / 22° | 55 | 5.9 | 12.2 | 3.6 |
| Nov | 31° / 22° | 139 | 12.9 | 12.5 | 3.9 |
| Dec | 30° / 21° | 138 | 14.5 | 12.6 | 4.2 |
Cloud cover in Fall
The sky is clear or mostly clear about 30% of the time across fall.
Chance of precipitation in Fall
Formosa do Rio Preto gets around 242 mm of rain over 29 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 7 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 12 min in early March to 11 h 24 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 5.3 kWh/m².
Hazard calendar for Formosa do Rio Preto
In fall, Formosa do Rio Preto overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Formosa do Rio Preto's rainy season runs November–March, when most of the year's rain falls.
Is fall a good time to visit Formosa do Rio Preto?
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 Formosa do Rio Preto for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Formosa do Rio Preto in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Formosa do Rio Preto sees daytime highs around 30°C and nights near 21°C. Pack light clothes and rain gear. Worth having: sun protection. About 29 days see rain.
UV index in Formosa do Rio Preto in Fall
Clear-sky midday UV across fall 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 Formosa do Rio Preto peaks around February 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 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 | 11 | 12 | 12 | 13 | 13 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Extreme | 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 | 11 | Extreme |
| Sep | 12 | Extreme |
| Oct | 12 | Extreme |
| Nov | 13 | Extreme |
| Dec | 13 | Extreme |
Air quality in Formosa do Rio Preto 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 Formosa do Rio Preto is worst in October — around 24 µg/m³ PM2.5 (moderate), about 6.2× the cleanest month (July, 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 | 5 | 4 | 4 | 5 | 21 | 24 | 10 | 9 |
| 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 | 5 | Good |
| Jun | 4 | Good |
| Jul | 4 | Good |
| Aug | 5 | Good |
| Sep | 21 | Moderate |
| Oct | 24 | Moderate |
| Nov | 10 | Good |
| Dec | 9 | Good |
Where is Formosa do Rio Preto?
Formosa do Rio Preto sits at 11.0°S, 45.2°W, 495 m above sea level, in Brazil. The nearest listed city is Corrente, 67 km away.
Topography around Formosa do Rio Preto
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Formosa do Rio Preto.
Within 3 km, the terrain around Formosa do Rio Preto has only modest variations in elevation — a maximum elevation change of 92 m around an average of 503 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 285 m; within 80 km, significant variations in elevation — a maximum elevation change of 473 m.
The land around Formosa do Rio Preto is covered by trees (42%) and grassland (28%) within 3 km, trees (66%) within 16 km, and trees (37%) and shrubs (35%) 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 Formosa do Rio Preto (-11.0483°, -45.1931°, elevation 495 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.