Igarapé-Açu weather in December
In December, Igarapé-Açu sees average daytime highs of 32°C and overnight lows near 24°C, with 80 mm of rain across 14.5 wet days and about 12.1 hours of daylight. It is the 4th-warmest and 8th-wettest month of the year here.
Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 14% of the time in December, and the air most often feels oppressive.
Daylight stretches from about 12 h 06 min at the start of December to 12 h 06 min by month's end. Set against the rest of the year, December is Igarapé-Açu's 7th-clearest and 4th-windiest month. For the whole year in context, see Igarapé-Açu's year-round climate.
- Daytime high
- 32°
- 4th warmest
- Overnight low
- 24°
- 12th coldest
- Rainfall
- 80 mm
- 14.5 wet days
- Daylight
- 12 h 06 min
- 6:05 AM – 6:09 PM
- Cloud cover
- 67%
- 7th clearest
- Wind
- 11 km/h
- 4th windiest
- Solar energy
- 5.1 kWh/m²
- Travel score
- 3.3
- out of 10
Igarapé-Açu is human settlement in Brazil.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in December
Day-to-day highs hold fairly steady near 32°C through the month.
A typical December day in Igarapé-Açu reaches about 32°C in the afternoon and slips back to 24°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 34°C. Set against its neighbours, December runs on par with November and about 2°C warmer than January.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 |
| Avg low (°C) | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 33 | 24 |
| 2 | 33 | 24 |
| 3 | 33 | 24 |
| 4 | 33 | 24 |
| 5 | 33 | 24 |
| 6 | 33 | 24 |
| 7 | 33 | 24 |
| 8 | 33 | 24 |
| 9 | 33 | 24 |
| 10 | 33 | 24 |
| 11 | 33 | 24 |
| 12 | 33 | 24 |
| 13 | 33 | 24 |
| 14 | 33 | 24 |
| 15 | 33 | 24 |
| 16 | 32 | 24 |
| 17 | 32 | 24 |
| 18 | 32 | 24 |
| 19 | 32 | 24 |
| 20 | 32 | 24 |
| 21 | 32 | 24 |
| 22 | 32 | 24 |
| 23 | 32 | 24 |
| 24 | 32 | 24 |
| 25 | 32 | 24 |
| 26 | 32 | 24 |
| 27 | 32 | 24 |
| 28 | 32 | 24 |
| 29 | 32 | 24 |
| 30 | 32 | 24 |
| 31 | 32 | 24 |
How December really feels in Igarapé-Açu
Once humidity and wind are folded in, December averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in December is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Igarapé-Açu weather by month
How December compares with the rest of the year at a glance. December is the 4th-warmest and 8th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 31° / 23° | 213 | 25.9 | 12.1 | 2.8 |
| Feb | 30° / 23° | 284 | 26.6 | 12 | 2.7 |
| Mar | 30° / 23° | 373 | 30.2 | 12 | 2.6 |
| Apr | 30° / 23° | 348 | 29.5 | 12 | 2.6 |
| May | 31° / 23° | 245 | 27.2 | 11.9 | 2.8 |
| Jun | 31° / 23° | 114 | 21.1 | 11.9 | 3.3 |
| Jul | 31° / 23° | 85 | 18 | 11.9 | 3.7 |
| Aug | 32° / 23° | 43 | 12.4 | 12 | 4.0 |
| Sep | 33° / 23° | 27 | 7.7 | 12 | 4.0 |
| Oct | 33° / 24° | 22 | 5.5 | 12 | 3.9 |
| Nov | 33° / 24° | 33 | 6.6 | 12.1 | 3.7 |
| Dec | 32° / 24° | 80 | 14.5 | 12.1 | 3.3 |
Cloud cover in December
The sky is clear or mostly clear about 14% of the time in December.
Beyond those clear spells, partly cloudy skies cover about 24% of December, with mostly cloudy or overcast conditions the remaining 61%. Skies tend to cloud over as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 49 | 48 | 48 | 47 | 47 | 47 | 45 | 44 | 44 | 43 | 43 | 43 | 42 | 41 | 40 | 40 | 39 | 38 | 37 | 36 | 35 | 34 | 33 | 32 | 32 | 30 | 30 | 29 | 28 | 28 | 27 |
| Cloudier (%) | 51 | 52 | 52 | 53 | 53 | 53 | 55 | 56 | 56 | 57 | 57 | 57 | 58 | 59 | 60 | 60 | 61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 68 | 70 | 70 | 71 | 72 | 72 | 73 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 49 | 51 |
| 2 | 48 | 52 |
| 3 | 48 | 52 |
| 4 | 47 | 53 |
| 5 | 47 | 53 |
| 6 | 47 | 53 |
| 7 | 45 | 55 |
| 8 | 44 | 56 |
| 9 | 44 | 56 |
| 10 | 43 | 57 |
| 11 | 43 | 57 |
| 12 | 43 | 57 |
| 13 | 42 | 58 |
| 14 | 41 | 59 |
| 15 | 40 | 60 |
| 16 | 40 | 60 |
| 17 | 39 | 61 |
| 18 | 38 | 62 |
| 19 | 37 | 63 |
| 20 | 36 | 64 |
| 21 | 35 | 65 |
| 22 | 34 | 66 |
| 23 | 33 | 67 |
| 24 | 32 | 68 |
| 25 | 32 | 68 |
| 26 | 30 | 70 |
| 27 | 30 | 70 |
| 28 | 29 | 71 |
| 29 | 28 | 72 |
| 30 | 28 | 72 |
| 31 | 27 | 73 |
Chance of precipitation in December
Igarapé-Açu gets around 80 mm of rain over 14.5 wet days in December. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 47% and peaks near 70% on the wettest days. The odds climb toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 28 | 29 | 29 | 30 | 31 | 33 | 34 | 35 | 37 | 38 | 39 | 41 | 42 | 44 | 45 | 46 | 48 | 49 | 51 | 52 | 54 | 56 | 57 | 59 | 60 | 62 | 63 | 65 | 66 | 68 | 70 |
| Rain chance (%) | |
|---|---|
| 1 | 28 |
| 2 | 29 |
| 3 | 29 |
| 4 | 30 |
| 5 | 31 |
| 6 | 33 |
| 7 | 34 |
| 8 | 35 |
| 9 | 37 |
| 10 | 38 |
| 11 | 39 |
| 12 | 41 |
| 13 | 42 |
| 14 | 44 |
| 15 | 45 |
| 16 | 46 |
| 17 | 48 |
| 18 | 49 |
| 19 | 51 |
| 20 | 52 |
| 21 | 54 |
| 22 | 56 |
| 23 | 57 |
| 24 | 59 |
| 25 | 60 |
| 26 | 62 |
| 27 | 63 |
| 28 | 65 |
| 29 | 66 |
| 30 | 68 |
| 31 | 70 |
Humidity in December
Most of December feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, December lands in the oppressive band about 96% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Muggy (%) | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Oppressive (%) | 97 | 97 | 97 | 97 | 97 | 98 | 98 | 98 | 98 | 98 | 98 | 98 | 98 | 98 | 98 | 97 | 97 | 97 | 97 | 96 | 96 | 95 | 95 | 94 | 94 | 93 | 92 | 92 | 91 | 91 | 90 |
| Miserable (%) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 6 | 7 | 8 | 8 | 9 | 9 | 10 |
| Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|
| 1 | 1 | 97 | 2 |
| 2 | 1 | 97 | 2 |
| 3 | 1 | 97 | 2 |
| 4 | 1 | 97 | 2 |
| 5 | 1 | 97 | 2 |
| 6 | 0 | 98 | 2 |
| 7 | 0 | 98 | 2 |
| 8 | 0 | 98 | 2 |
| 9 | 0 | 98 | 2 |
| 10 | 0 | 98 | 2 |
| 11 | 0 | 98 | 2 |
| 12 | 0 | 98 | 2 |
| 13 | 0 | 98 | 2 |
| 14 | 0 | 98 | 2 |
| 15 | 0 | 98 | 2 |
| 16 | 0 | 97 | 3 |
| 17 | 0 | 97 | 3 |
| 18 | 0 | 97 | 3 |
| 19 | 0 | 97 | 3 |
| 20 | 0 | 96 | 4 |
| 21 | 0 | 96 | 4 |
| 22 | 0 | 95 | 5 |
| 23 | 0 | 95 | 5 |
| 24 | 0 | 94 | 6 |
| 25 | 0 | 94 | 6 |
| 26 | 0 | 93 | 7 |
| 27 | 0 | 92 | 8 |
| 28 | 0 | 92 | 8 |
| 29 | 0 | 91 | 9 |
| 30 | 0 | 91 | 9 |
| 31 | 0 | 90 | 10 |
Wind in December
Winds average 11 km/h in December.
Across December, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 11 | calm |
| 2 | 11 | calm |
| 3 | 11 | calm |
| 4 | 11 | calm |
| 5 | 11 | calm |
| 6 | 11 | calm |
| 7 | 11 | calm |
| 8 | 11 | calm |
| 9 | 11 | calm |
| 10 | 11 | calm |
| 11 | 11 | calm |
| 12 | 11 | calm |
| 13 | 11 | calm |
| 14 | 11 | calm |
| 15 | 11 | calm |
| 16 | 11 | calm |
| 17 | 11 | calm |
| 18 | 11 | calm |
| 19 | 10 | calm |
| 20 | 10 | calm |
| 21 | 10 | calm |
| 22 | 10 | calm |
| 23 | 10 | calm |
| 24 | 10 | calm |
| 25 | 10 | calm |
| 26 | 10 | calm |
| 27 | 10 | calm |
| 28 | 10 | calm |
| 29 | 10 | calm |
| 30 | 10 | calm |
| 31 | 10 | calm |
Sunrise & sunset in December
Daylight runs from about 12 h 06 min at the start of December to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 0 minutes over December. Sunrise moves from 5:58 AM to 6:12 AM, and sunset from 6:02 PM to 6:16 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 |
| Sunrise (AM) | 5:58 | 5:59 | 5:59 | 6:00 | 6:00 | 6:00 | 6:01 | 6:01 | 6:02 | 6:02 | 6:02 | 6:03 | 6:03 | 6:04 | 6:04 | 6:05 | 6:05 | 6:06 | 6:06 | 6:07 | 6:07 | 6:07 | 6:08 | 6:08 | 6:09 | 6:09 | 6:10 | 6:10 | 6:11 | 6:11 | 6:12 |
| Sunset (PM) | 6:02 | 6:02 | 6:03 | 6:03 | 6:04 | 6:04 | 6:05 | 6:05 | 6:05 | 6:06 | 6:06 | 6:07 | 6:07 | 6:08 | 6:08 | 6:09 | 6:09 | 6:10 | 6:10 | 6:10 | 6:11 | 6:11 | 6:12 | 6:12 | 6:13 | 6:13 | 6:14 | 6:14 | 6:15 | 6:15 | 6:16 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.1 | 5:58 | 6:02 |
| 2 | 12.1 | 5:59 | 6:02 |
| 3 | 12.1 | 5:59 | 6:03 |
| 4 | 12.1 | 6:00 | 6:03 |
| 5 | 12.1 | 6:00 | 6:04 |
| 6 | 12.1 | 6:00 | 6:04 |
| 7 | 12.1 | 6:01 | 6:05 |
| 8 | 12.1 | 6:01 | 6:05 |
| 9 | 12.1 | 6:02 | 6:05 |
| 10 | 12.1 | 6:02 | 6:06 |
| 11 | 12.1 | 6:02 | 6:06 |
| 12 | 12.1 | 6:03 | 6:07 |
| 13 | 12.1 | 6:03 | 6:07 |
| 14 | 12.1 | 6:04 | 6:08 |
| 15 | 12.1 | 6:04 | 6:08 |
| 16 | 12.1 | 6:05 | 6:09 |
| 17 | 12.1 | 6:05 | 6:09 |
| 18 | 12.1 | 6:06 | 6:10 |
| 19 | 12.1 | 6:06 | 6:10 |
| 20 | 12.1 | 6:07 | 6:10 |
| 21 | 12.1 | 6:07 | 6:11 |
| 22 | 12.1 | 6:07 | 6:11 |
| 23 | 12.1 | 6:08 | 6:12 |
| 24 | 12.1 | 6:08 | 6:12 |
| 25 | 12.1 | 6:09 | 6:13 |
| 26 | 12.1 | 6:09 | 6:13 |
| 27 | 12.1 | 6:10 | 6:14 |
| 28 | 12.1 | 6:10 | 6:14 |
| 29 | 12.1 | 6:11 | 6:15 |
| 30 | 12.1 | 6:11 | 6:15 |
| 31 | 12.1 | 6:12 | 6:16 |
Solar energy in December
Average shortwave solar energy reaching the ground each day in December, about 5.1 kWh/m².
For context, solar energy here swings from a low near 3.82 kWh/m² to a high of 6 kWh/m² in October across the year — December's 5.1 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.5 | 5.5 | 5.4 | 5.4 | 5.4 | 5.4 | 5.3 | 5.3 | 5.3 | 5.3 | 5.2 | 5.2 | 5.2 | 5.2 | 5.1 | 5.1 | 5.0 | 5.0 | 5.0 | 5.0 | 4.9 | 4.9 | 4.9 | 4.8 | 4.8 | 4.8 | 4.8 | 4.7 | 4.7 | 4.7 | 4.7 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.5 | Bright |
| 2 | 5.5 | Bright |
| 3 | 5.4 | Bright |
| 4 | 5.4 | Bright |
| 5 | 5.4 | Bright |
| 6 | 5.4 | Bright |
| 7 | 5.3 | Bright |
| 8 | 5.3 | Bright |
| 9 | 5.3 | Bright |
| 10 | 5.3 | Bright |
| 11 | 5.2 | Bright |
| 12 | 5.2 | Bright |
| 13 | 5.2 | Bright |
| 14 | 5.2 | Bright |
| 15 | 5.1 | Bright |
| 16 | 5.1 | Bright |
| 17 | 5.0 | Bright |
| 18 | 5.0 | Bright |
| 19 | 5.0 | Bright |
| 20 | 5.0 | Bright |
| 21 | 4.9 | Bright |
| 22 | 4.9 | Bright |
| 23 | 4.9 | Bright |
| 24 | 4.8 | Bright |
| 25 | 4.8 | Bright |
| 26 | 4.8 | Bright |
| 27 | 4.8 | Bright |
| 28 | 4.7 | Bright |
| 29 | 4.7 | Bright |
| 30 | 4.7 | Bright |
| 31 | 4.7 | Bright |
Hazard calendar for Igarapé-Açu
None of Igarapé-Açu's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Igarapé-Açu's monsoon runs January–May, when most of the year's rain falls.
Is December a good time to visit Igarapé-Açu?
Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
December is a weaker month for outdoor sightseeing in Igarapé-Açu.
What to pack for Igarapé-Açu in December
From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In December, Igarapé-Açu sees daytime highs around 32°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 15 days see rain.
Sea temperature near Igarapé-Açu in December
The nearest coast averages about 28°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 62 km away) is warmest in June at about 29°C and coldest in February near 28°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) | 28 | 28 | 28 | 28 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 |
| Comfort | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 28 | Tropical |
| Feb | 28 | Tropical |
| Mar | 28 | Tropical |
| Apr | 28 | Tropical |
| May | 29 | Tropical |
| Jun | 29 | Tropical |
| Jul | 28 | Tropical |
| Aug | 28 | Tropical |
| Sep | 28 | Tropical |
| Oct | 28 | Tropical |
| Nov | 28 | Tropical |
| Dec | 28 | Tropical |
UV index in Igarapé-Açu in December
Clear-sky midday UV in December peaks 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-Açu peaks around March 16 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 18 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 | 11 | 12 | 12 | 10 | 11 |
| 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 | 11 | Extreme |
| Sep | 12 | Extreme |
| Oct | 12 | Extreme |
| Nov | 10 | Extreme |
| Dec | 11 | Extreme |
Air quality in Igarapé-Açu in December
Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.
Air quality in Igarapé-Açu is worst in November — around 21 µg/m³ PM2.5 (moderate), about 2.7× the cleanest month (July, 8 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 | 20 | 20 | 15 | 10 | 8 | 8 | 9 | 11 | 13 | 21 | 19 |
| Level | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good | Good | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 17 | Moderate |
| Feb | 20 | Moderate |
| Mar | 20 | Moderate |
| Apr | 15 | Moderate |
| May | 10 | Good |
| Jun | 8 | Good |
| Jul | 8 | Good |
| Aug | 9 | Good |
| Sep | 11 | Good |
| Oct | 13 | Moderate |
| Nov | 21 | Moderate |
| Dec | 19 | Moderate |
Where is Igarapé-Açu?
Igarapé-Açu sits at 1.1°S, 47.6°W, 39 m above sea level, in Brazil. The nearest listed city is Santa Maria do Pará, 25 km away.
Topography around Igarapé-Açu
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Igarapé-Açu.
Within 3 km, the terrain around Igarapé-Açu has only modest variations in elevation — a maximum elevation change of 49 m around an average of 44 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 70 m; within 80 km, only modest variations in elevation — a maximum elevation change of 112 m.
The land around Igarapé-Açu is covered by trees (53%) and grassland (37%) within 3 km, trees (64%) and grassland (36%) within 16 km, and trees (58%) and grassland (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 Igarapé-Açu (-1.1289°, -47.62°, elevation 39 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).