Igarapé Miri in Fall
In fall (March, April and May), Igarapé Miri sees average daytime highs around 30°C and overnight lows near 24°C, with 1131 mm of rain over about 86 wet days across the season. It is the coldest season of the year and the wettest season of the year.
Across fall, daytime highs hold fairly steady around 30°C. The sky is clear or mostly clear about 4% of the time across fall, and the air most often feels miserable.
Fall is Igarapé Miri's weakest season of the year to visit on our travel score. Igarapé Miri has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see Igarapé Miri's year-round climate.
- Avg daytime high
- 30°C
- coldest season of the year
- Avg overnight low
- 24°C
- Rainfall
- 1131 mm
- 86 wet days
- Avg wind
- 6 km/h
- Travel score
- 2.7
- weakest season of the year
- Months
- Mar · Apr · May
Temperature in Igarapé Miri in Fall
Across fall, daytime highs hold fairly steady around 30°C.
A typical fall day in Igarapé Miri reaches about 30°C and drops to 24°C overnight. The warmest of the three months is May, the coolest March.
How fall really feels in Igarapé Miri
Once humidity and wind are folded in, fall brings about 92 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.
Igarapé Miri 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° / 24° | 274 | 27.3 | 12.1 | 2.8 |
| Feb | 30° / 24° | 363 | 26.3 | 12.1 | 2.7 |
| Mar | 30° / 24° | 442 | 30.1 | 12 | 2.6 |
| Apr | 30° / 24° | 417 | 28.9 | 12 | 2.6 |
| May | 30° / 24° | 272 | 26.9 | 11.9 | 2.9 |
| Jun | 31° / 24° | 101 | 18.6 | 11.9 | 3.7 |
| Jul | 31° / 24° | 65 | 13.6 | 11.9 | 4.1 |
| Aug | 32° / 24° | 32 | 8.5 | 11.9 | 4.2 |
| Sep | 33° / 24° | 23 | 6.1 | 12 | 4.1 |
| Oct | 33° / 25° | 29 | 7.2 | 12 | 3.9 |
| Nov | 32° / 25° | 57 | 8.6 | 12.1 | 3.8 |
| Dec | 32° / 24° | 137 | 17.3 | 12.1 | 3.3 |
Cloud cover in Fall
The sky is clear or mostly clear about 4% of the time across fall.
Chance of precipitation in Fall
Igarapé Miri gets around 1131 mm of rain over 86 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels miserable — 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 hours in early March to 11 h 54 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 4.6 kWh/m².
Hazard calendar for Igarapé Miri
In fall, Igarapé Miri overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
Igarapé Miri's monsoon runs January–May, when most of the year's rain falls.
Is fall a good time to visit Igarapé Miri?
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 weaker month for outdoor sightseeing in Igarapé Miri.
What to pack for Igarapé Miri in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Igarapé Miri sees daytime highs around 30°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 86 days see rain.
UV index in Igarapé Miri in Fall
Clear-sky midday UV across fall averages around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Igarapé Miri peaks around March 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 19 at about 10 (extreme).
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) | 13 | 14 | 15 | 14 | 12 | 11 | 10 | 10 | 12 | 11 | 10 | 10 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 13 | Extreme |
| Feb | 14 | Extreme |
| Mar | 15 | Extreme |
| Apr | 14 | Extreme |
| May | 12 | Extreme |
| Jun | 11 | Extreme |
| Jul | 10 | Extreme |
| Aug | 10 | Extreme |
| Sep | 12 | Extreme |
| Oct | 11 | Extreme |
| Nov | 10 | Extreme |
| Dec | 10 | Extreme |
Air quality in Igarapé Miri 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 Igarapé Miri is worst in November — around 36 µg/m³ PM2.5 (poor), about 3.6× the cleanest month (June, 10 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) | 17 | 19 | 18 | 15 | 11 | 10 | 13 | 15 | 17 | 27 | 36 | 21 |
| Level | Moderate | Moderate | Moderate | Moderate | Good | Good | Moderate | Moderate | Moderate | Moderate | Poor | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 17 | Moderate |
| Feb | 19 | Moderate |
| Mar | 18 | Moderate |
| Apr | 15 | Moderate |
| May | 11 | Good |
| Jun | 10 | Good |
| Jul | 13 | Moderate |
| Aug | 15 | Moderate |
| Sep | 17 | Moderate |
| Oct | 27 | Moderate |
| Nov | 36 | Poor |
| Dec | 21 | Moderate |
Where is Igarapé Miri?
Igarapé Miri sits at 2.0°S, 49.0°W, 9 m above sea level, in Brazil. The nearest listed city is Moju, 23 km away.
Topography around Igarapé Miri
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Igarapé Miri.
Within 3 km, the terrain around Igarapé Miri has only modest variations in elevation — a maximum elevation change of 28 m around an average of 11 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 38 m; within 80 km, only modest variations in elevation — a maximum elevation change of 65 m.
The land around Igarapé Miri is covered by trees (78%) within 3 km, trees (87%) within 16 km, and trees (73%) 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 Igarapé Miri (-1.975°, -48.9597°, elevation 9 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.