Mangaratiba in Fall
In fall (March, April and May), Mangaratiba sees average daytime highs around 26°C and overnight lows near 22°C, with 425 mm of rain over about 47 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.
Over the season highs ease from about 28°C in early March to 24°C by late May. The sky is clear or mostly clear about 35% of the time across fall, and the air most often feels oppressive.
Fall is Mangaratiba's 3rd-best season to visit on our travel score. For the whole year in context, see Mangaratiba's year-round climate.
- Avg daytime high
- 26°C
- 2nd-warmest season
- Avg overnight low
- 22°C
- Rainfall
- 425 mm
- 47 wet days
- Avg wind
- 8 km/h
- Travel score
- 5.9
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Mangaratiba in Fall
Over the season highs ease from about 28°C in early March to 24°C by late May.
A typical fall day in Mangaratiba reaches about 26°C and drops to 22°C overnight. The warmest of the three months is March, the coolest May.
Mangaratiba 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 | 28° / 24° | 259 | 21.6 | 13.3 | 4.5 |
| Feb | 28° / 24° | 189 | 17.5 | 12.8 | 4.5 |
| Mar | 28° / 23° | 207 | 21 | 12.2 | 4.8 |
| Apr | 26° / 22° | 128 | 14.1 | 11.5 | 6.1 |
| May | 24° / 20° | 90 | 11.8 | 10.9 | 6.8 |
| Jun | 24° / 19° | 58 | 7.8 | 10.6 | 7.5 |
| Jul | 23° / 18° | 61 | 8 | 10.7 | 7.5 |
| Aug | 24° / 18° | 51 | 8 | 11.2 | 7.5 |
| Sep | 24° / 19° | 97 | 12.5 | 11.9 | 6.6 |
| Oct | 25° / 20° | 121 | 14.4 | 12.5 | 6.0 |
| Nov | 25° / 21° | 178 | 18.6 | 13.1 | 5.3 |
| Dec | 27° / 23° | 212 | 20.1 | 13.4 | 4.9 |
Cloud cover in Fall
The sky is clear or mostly clear about 35% of the time across fall.
Chance of precipitation in Fall
Mangaratiba gets around 425 mm of rain over 47 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels oppressive — 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 30 min in early March to 10 h 42 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 Mangaratiba
In fall, Mangaratiba overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Mangaratiba's rainy season runs October–April, when most of the year's rain falls.
Is fall a good time to visit Mangaratiba?
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 Mangaratiba for sightseeing.
What to pack for Mangaratiba in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Mangaratiba sees daytime highs around 26°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 47 days see rain.
Sea temperature near Mangaratiba in Fall
The nearest coast averages about 25°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 25 km away) is warmest in February at about 26°C and coldest in August near 21°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 26 | 26 | 26 | 25 | 24 | 23 | 22 | 21 | 21 | 22 | 23 | 24 |
| Comfort | Warm | Warm | Warm | Warm | Refreshing | Refreshing | Refreshing | Refreshing | Refreshing | Refreshing | Refreshing | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 26 | Warm |
| Feb | 26 | Warm |
| Mar | 26 | Warm |
| Apr | 25 | Warm |
| May | 24 | Refreshing |
| Jun | 23 | Refreshing |
| Jul | 22 | Refreshing |
| Aug | 21 | Refreshing |
| Sep | 21 | Refreshing |
| Oct | 22 | Refreshing |
| Nov | 23 | Refreshing |
| Dec | 24 | Warm |
UV index in Mangaratiba in Fall
Clear-sky midday UV across fall averages around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Mangaratiba peaks around February 9 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 5 (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 | 14 | 12 | 9 | 7 | 6 | 5 | 8 | 7 | 11 | 13 | 14 |
| Level | Extreme | Extreme | Extreme | Very high | High | High | High | Very high | High | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 14 | Extreme |
| Mar | 12 | Extreme |
| Apr | 9 | Very high |
| May | 7 | High |
| Jun | 6 | High |
| Jul | 5 | High |
| Aug | 8 | Very high |
| Sep | 7 | High |
| Oct | 11 | Extreme |
| Nov | 13 | Extreme |
| Dec | 14 | Extreme |
Air quality in Mangaratiba 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 Mangaratiba is worst in September — around 26 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (February, 13 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) | 14 | 13 | 14 | 15 | 20 | 24 | 26 | 23 | 26 | 17 | 14 | 13 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 14 | Moderate |
| Feb | 13 | Moderate |
| Mar | 14 | Moderate |
| Apr | 15 | Moderate |
| May | 20 | Moderate |
| Jun | 24 | Moderate |
| Jul | 26 | Moderate |
| Aug | 23 | Moderate |
| Sep | 26 | Moderate |
| Oct | 17 | Moderate |
| Nov | 14 | Moderate |
| Dec | 13 | Moderate |
Where is Mangaratiba?
Mangaratiba sits at 23.0°S, 44.0°W, 21 m above sea level, in Brazil. The nearest listed city is Rio Claro, 28 km away.
Topography around Mangaratiba
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mangaratiba.
Within 3 km, the terrain around Mangaratiba has significant variations in elevation — a maximum elevation change of 444 m around an average of 58 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,664 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,049 m.
The land around Mangaratiba is covered by water (52%) and trees (35%) within 3 km, trees (51%) and water (40%) within 16 km, and trees (36%), water (36%) and grassland (22%) 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 Mangaratiba (-22.9597°, -44.0406°, elevation 21 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.