Princesa Isabel in Fall
In fall (March, April and May), Princesa Isabel sees average daytime highs around 31°C and overnight lows near 21°C, with 262 mm of rain over about 31 wet days across the season. It is the 3rd-warmest season and the wettest season of the year.
Over the season highs ease from about 32°C in early March to 29°C by late May. The sky is clear or mostly clear about 20% of the time across fall, and the air most often feels muggy.
Fall is Princesa Isabel's 2nd-best season to visit on our travel score. For the whole year in context, see Princesa Isabel's year-round climate.
- Avg daytime high
- 31°C
- 3rd-warmest season
- Avg overnight low
- 21°C
- Rainfall
- 262 mm
- 31 wet days
- Avg wind
- 10 km/h
- Travel score
- 4.6
- 2nd-best season
- Months
- Mar · Apr · May
Temperature in Princesa Isabel in Fall
Over the season highs ease from about 32°C in early March to 29°C by late May.
A typical fall day in Princesa Isabel 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 Princesa Isabel
Once humidity and wind are folded in, fall brings about 47 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.
Princesa Isabel 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 | 32° / 21° | 92 | 9.6 | 12.4 | 3.8 |
| Feb | 32° / 21° | 106 | 10.6 | 12.3 | 3.9 |
| Mar | 31° / 21° | 130 | 13.6 | 12.1 | 3.9 |
| Apr | 31° / 21° | 87 | 10.3 | 11.8 | 4.5 |
| May | 30° / 20° | 45 | 7.2 | 11.7 | 5.4 |
| Jun | 29° / 19° | 17 | 3.8 | 11.6 | 6.5 |
| Jul | 29° / 18° | 8 | 2.3 | 11.6 | 6.7 |
| Aug | 30° / 18° | 4 | 0.9 | 11.7 | 6.2 |
| Sep | 32° / 19° | 1 | 0.3 | 12 | 5.0 |
| Oct | 34° / 20° | 8 | 1.1 | 12.2 | 3.9 |
| Nov | 34° / 21° | 11 | 1.6 | 12.4 | 3.6 |
| Dec | 34° / 21° | 30 | 3.8 | 12.4 | 3.6 |
Cloud cover in Fall
The sky is clear or mostly clear about 20% of the time across fall.
Chance of precipitation in Fall
Princesa Isabel gets around 262 mm of rain over 31 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 10 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 12 min in early March to 11 h 36 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 5.6 kWh/m².
Hazard calendar for Princesa Isabel
In fall, Princesa Isabel overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Princesa Isabel's rainy season runs January–April, when most of the year's rain falls.
Is fall a good time to visit Princesa Isabel?
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 Princesa Isabel for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Princesa Isabel in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Princesa Isabel sees daytime highs around 31°C and nights near 21°C. Pack light clothes and sun protection. Worth having: rain gear. About 31 days see rain.
UV index in Princesa Isabel in Fall
Clear-sky midday UV across fall averages around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Princesa Isabel peaks around March 14 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 14 at about 10 (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 | 11 | 10 | 10 | 10 | 13 | 13 | 13 | 12 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 15 | Extreme |
| Mar | 15 | Extreme |
| Apr | 13 | Extreme |
| May | 11 | Extreme |
| Jun | 10 | Very high |
| Jul | 10 | Very high |
| Aug | 10 | Very high |
| Sep | 13 | Extreme |
| Oct | 13 | Extreme |
| Nov | 13 | Extreme |
| Dec | 12 | Extreme |
Where is Princesa Isabel?
Princesa Isabel sits at 7.7°S, 38.0°W, 686 m above sea level, in Brazil. The nearest listed city is Flores, 15 km away.
Topography around Princesa Isabel
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Princesa Isabel.
Within 3 km, the terrain around Princesa Isabel has only modest variations in elevation — a maximum elevation change of 113 m around an average of 681 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 753 m; within 80 km, large variations in elevation — a maximum elevation change of 953 m.
The land around Princesa Isabel is covered by shrubs (37%) and grassland (35%) within 3 km, shrubs (47%), grassland (24%) and trees (23%) within 16 km, and shrubs (69%) 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 Princesa Isabel (-7.7367°, -37.9933°, elevation 686 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.