Igarapé Miri in Spring
In spring (September, October and November), Igarapé Miri sees average daytime highs around 33°C and overnight lows near 25°C, with 109 mm of rain over about 22 wet days across the season. It is the warmest season of the year and the driest season of the year.
Across spring, daytime highs hold fairly steady around 33°C. The sky is clear or mostly clear about 30% of the time across spring, and the air most often feels oppressive.
Spring is Igarapé Miri's 2nd-best season 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
- 33°C
- warmest season of the year
- Avg overnight low
- 25°C
- Rainfall
- 109 mm
- 22 wet days
- Avg wind
- 10 km/h
- Travel score
- 3.9
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Igarapé Miri in Spring
Across spring, daytime highs hold fairly steady around 33°C.
A typical spring day in Igarapé Miri reaches about 33°C and drops to 25°C overnight. The warmest of the three months is September, the coolest September.
How spring really feels in Igarapé Miri
Once humidity and wind are folded in, spring brings about 91 days that feel above 32°C and 0 that feel at or below 0°C.
The story in spring is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Igarapé Miri weather by month
How the three spring months (September, October and November) 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 Spring
The sky is clear or mostly clear about 30% of the time across spring.
Chance of precipitation in Spring
Igarapé Miri gets around 109 mm of rain over 22 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 10 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 12 hours in early September to 12 h 06 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 6.3 kWh/m².
Hazard calendar for Igarapé Miri
None of Igarapé Miri's seasonal hazards peak in spring. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Igarapé Miri's monsoon runs January–May, when most of the year's rain falls.
Is spring a good time to visit Igarapé Miri?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a weaker month for outdoor sightseeing in Igarapé Miri. The water and warmth also suit a beach or pool day.
What to pack for Igarapé Miri in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Igarapé Miri sees daytime highs around 33°C and nights near 25°C. Pack light clothes and sun protection. Worth having: rain gear. About 22 days see rain.
UV index in Igarapé Miri in Spring
Clear-sky midday UV across spring averages around 11 (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 Spring
Average fine-particle pollution (PM2.5) through the year — so you can see where spring 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.