Riacho de Santana in Fall
In fall (March, April and May), Riacho de Santana sees average daytime highs around 31°C and overnight lows near 21°C, with 147 mm of rain over about 19 wet days across the season. It is the 3rd-warmest season and the 3rd-wettest season.
Across fall, daytime highs hold fairly steady around 31°C. The sky is clear or mostly clear about 36% of the time across fall, and the air most often feels humid.
Fall is Riacho de Santana's 2nd-best season to visit on our travel score. For the whole year in context, see Riacho de Santana's year-round climate.
- Avg daytime high
- 31°C
- 3rd-warmest season
- Avg overnight low
- 21°C
- Rainfall
- 147 mm
- 19 wet days
- Avg wind
- 8 km/h
- Travel score
- 4.8
- 2nd-best season
- Months
- Mar · Apr · May
Temperature in Riacho de Santana in Fall
Across fall, daytime highs hold fairly steady around 31°C.
A typical fall day in Riacho de Santana reaches about 31°C and drops to 21°C overnight. The warmest of the three months is March, the coolest May.
How fall really feels in Riacho de Santana
Once humidity and wind are folded in, fall brings about 51 days that feel above 32°C and 0 that feel at or below 0°C.
The story in fall is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Riacho de Santana 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 | 31° / 22° | 106 | 11.6 | 12.7 | 4.1 |
| Feb | 32° / 22° | 77 | 10.8 | 12.5 | 4.0 |
| Mar | 31° / 22° | 96 | 11.7 | 12.1 | 4.1 |
| Apr | 31° / 21° | 43 | 5.9 | 11.7 | 4.8 |
| May | 31° / 20° | 8 | 1.6 | 11.4 | 5.5 |
| Jun | 30° / 19° | 1 | 0.4 | 11.2 | 6.3 |
| Jul | 30° / 18° | 0 | 0.1 | 11.3 | 6.5 |
| Aug | 31° / 18° | 1 | 0.1 | 11.5 | 5.7 |
| Sep | 33° / 20° | 6 | 1.3 | 11.9 | 4.2 |
| Oct | 34° / 22° | 36 | 5.3 | 12.3 | 3.4 |
| Nov | 32° / 22° | 129 | 12.9 | 12.6 | 3.7 |
| Dec | 31° / 22° | 107 | 12.9 | 12.8 | 4.0 |
Cloud cover in Fall
The sky is clear or mostly clear about 36% of the time across fall.
Chance of precipitation in Fall
Riacho de Santana gets around 147 mm of rain over 19 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 8 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 18 min in early March to 11 h 18 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 5.5 kWh/m².
Hazard calendar for Riacho de Santana
In fall, Riacho de Santana overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Riacho de Santana's rainy season runs November–March, when most of the year's rain falls.
Is fall a good time to visit Riacho de Santana?
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 Riacho de Santana for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Riacho de Santana in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Riacho de Santana sees daytime highs around 31°C and nights near 21°C. Pack light clothes. Worth having: rain gear and sun protection. About 19 days see rain.
UV index in Riacho de Santana 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 Riacho de Santana peaks around February 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 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 | 16 | 15 | 12 | 10 | 9 | 9 | 10 | 12 | 13 | 14 | 13 |
| Level | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 16 | Extreme |
| Mar | 15 | Extreme |
| Apr | 12 | Extreme |
| May | 10 | Very high |
| Jun | 9 | Very high |
| Jul | 9 | Very high |
| Aug | 10 | Very high |
| Sep | 12 | Extreme |
| Oct | 13 | Extreme |
| Nov | 14 | Extreme |
| Dec | 13 | Extreme |
Where is Riacho de Santana?
Riacho de Santana sits at 13.6°S, 42.9°W, 626 m above sea level, in Brazil. The nearest listed city is Igaporã, 30 km away.
Topography around Riacho de Santana
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Riacho de Santana.
Within 3 km, the terrain around Riacho de Santana has only modest variations in elevation — a maximum elevation change of 247 m around an average of 637 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 710 m; within 80 km, large variations in elevation — a maximum elevation change of 813 m.
The land around Riacho de Santana is covered by shrubs (31%), trees (29%) and grassland (26%) within 3 km, shrubs (40%), trees (32%) and grassland (20%) within 16 km, and shrubs (47%) and trees (21%) 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 Riacho de Santana (-13.6092°, -42.9389°, elevation 626 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.