Portão weather in October
In October, Portão sees average daytime highs of 24°C and overnight lows near 15°C, with 194 mm of rain across 13.8 wet days and about 12.7 hours of daylight. It is the 7th-warmest and 1st-wettest month of the year here.
Highs climb over the month, from about 23°C in the first days to 25°C by the end. The sky is clear or mostly clear about 25% of the time in October, and the air most often feels humid.
Daylight stretches from about 12 h 18 min at the start of October to 13 h 06 min by month's end. Set against the rest of the year, October is Portão's 12th-clearest and 1st-windiest month. For the whole year in context, see Portão's year-round climate.
- Daytime high
- 24°
- 7th warmest
- Overnight low
- 15°
- 6th coldest
- Rainfall
- 194 mm
- 13.8 wet days
- Daylight
- 12 h 42 min
- 6:48 AM – 7:32 PM
- Cloud cover
- 68%
- 12th clearest
- Wind
- 10 km/h
- 1st windiest
- Solar energy
- 4.85 kWh/m²
- Travel score
- 6.2
- out of 10
Portão is human settlement in Brazil.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in October
Highs climb over the month, from about 23°C in the first days to 25°C by the end.
A typical October day in Portão reaches about 24°C in the afternoon and slips back to 15°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 30°C. Set against its neighbours, October runs about 2°C warmer than September and about 2°C cooler than November.
| 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) | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
| Avg low (°C) | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 23 | 14 |
| 2 | 23 | 14 |
| 3 | 23 | 14 |
| 4 | 23 | 14 |
| 5 | 23 | 14 |
| 6 | 24 | 14 |
| 7 | 24 | 14 |
| 8 | 24 | 14 |
| 9 | 24 | 14 |
| 10 | 24 | 15 |
| 11 | 24 | 15 |
| 12 | 24 | 15 |
| 13 | 24 | 15 |
| 14 | 24 | 15 |
| 15 | 24 | 15 |
| 16 | 25 | 15 |
| 17 | 25 | 15 |
| 18 | 25 | 15 |
| 19 | 25 | 15 |
| 20 | 25 | 15 |
| 21 | 25 | 15 |
| 22 | 25 | 15 |
| 23 | 25 | 15 |
| 24 | 25 | 15 |
| 25 | 25 | 15 |
| 26 | 25 | 15 |
| 27 | 25 | 16 |
| 28 | 25 | 16 |
| 29 | 25 | 16 |
| 30 | 25 | 16 |
| 31 | 25 | 16 |
Portão weather by month
How October compares with the rest of the year at a glance. October is the 7th-warmest and 1st-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 30° / 20° | 165 | 14.8 | 13.7 | 4.6 |
| Feb | 29° / 20° | 141 | 13.9 | 13.1 | 4.7 |
| Mar | 28° / 19° | 128 | 12.9 | 12.2 | 5.7 |
| Apr | 25° / 16° | 118 | 10 | 11.3 | 6.8 |
| May | 22° / 13° | 120 | 9.9 | 10.5 | 6.6 |
| Jun | 20° / 11° | 124 | 10.2 | 10.1 | 6.1 |
| Jul | 19° / 10° | 155 | 10.5 | 10.3 | 6.1 |
| Aug | 21° / 11° | 130 | 10.5 | 10.9 | 6.5 |
| Sep | 22° / 13° | 160 | 12 | 11.8 | 6.3 |
| Oct | 24° / 15° | 194 | 13.8 | 12.7 | 6.2 |
| Nov | 27° / 17° | 139 | 12.1 | 13.5 | 6.2 |
| Dec | 29° / 19° | 145 | 13.1 | 13.9 | 5.2 |
Cloud cover in October
The sky is clear or mostly clear about 25% of the time in October, the cloudiest month of the year.
Beyond those clear spells, partly cloudy skies cover about 12% of October, with mostly cloudy or overcast conditions the remaining 64%. Skies tend to open up 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 (%) | 36 | 35 | 34 | 34 | 34 | 34 | 33 | 33 | 33 | 33 | 34 | 35 | 36 | 36 | 36 | 37 | 37 | 37 | 37 | 38 | 38 | 38 | 39 | 38 | 38 | 38 | 39 | 40 | 40 | 39 | 40 |
| Cloudier (%) | 64 | 65 | 66 | 66 | 66 | 66 | 67 | 67 | 67 | 67 | 66 | 65 | 64 | 64 | 64 | 63 | 63 | 63 | 63 | 62 | 62 | 62 | 61 | 62 | 62 | 62 | 61 | 60 | 60 | 61 | 60 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 36 | 64 |
| 2 | 35 | 65 |
| 3 | 34 | 66 |
| 4 | 34 | 66 |
| 5 | 34 | 66 |
| 6 | 34 | 66 |
| 7 | 33 | 67 |
| 8 | 33 | 67 |
| 9 | 33 | 67 |
| 10 | 33 | 67 |
| 11 | 34 | 66 |
| 12 | 35 | 65 |
| 13 | 36 | 64 |
| 14 | 36 | 64 |
| 15 | 36 | 64 |
| 16 | 37 | 63 |
| 17 | 37 | 63 |
| 18 | 37 | 63 |
| 19 | 37 | 63 |
| 20 | 38 | 62 |
| 21 | 38 | 62 |
| 22 | 38 | 62 |
| 23 | 39 | 61 |
| 24 | 38 | 62 |
| 25 | 38 | 62 |
| 26 | 38 | 62 |
| 27 | 39 | 61 |
| 28 | 40 | 60 |
| 29 | 40 | 60 |
| 30 | 39 | 61 |
| 31 | 40 | 60 |
Chance of precipitation in October
Portão gets around 194 mm of rain over 13.8 wet days in October, the wettest month. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 44% and peaks near 45% on the wettest days.
| 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 (%) | 43 | 43 | 44 | 44 | 44 | 45 | 45 | 45 | 45 | 45 | 45 | 45 | 45 | 45 | 45 | 45 | 45 | 45 | 45 | 45 | 44 | 44 | 44 | 43 | 43 | 43 | 43 | 42 | 42 | 42 | 42 |
| Rain chance (%) | |
|---|---|
| 1 | 43 |
| 2 | 43 |
| 3 | 44 |
| 4 | 44 |
| 5 | 44 |
| 6 | 45 |
| 7 | 45 |
| 8 | 45 |
| 9 | 45 |
| 10 | 45 |
| 11 | 45 |
| 12 | 45 |
| 13 | 45 |
| 14 | 45 |
| 15 | 45 |
| 16 | 45 |
| 17 | 45 |
| 18 | 45 |
| 19 | 45 |
| 20 | 45 |
| 21 | 44 |
| 22 | 44 |
| 23 | 44 |
| 24 | 43 |
| 25 | 43 |
| 26 | 43 |
| 27 | 43 |
| 28 | 42 |
| 29 | 42 |
| 30 | 42 |
| 31 | 42 |
Humidity in October
Most of October feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, October lands in the humid band about 29% of days. Sticky, muggy-or-worse air turns up on roughly 22% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 34 | 33 | 32 | 31 | 29 | 28 | 27 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | 16 | 16 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 |
| Comfortable (%) | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 26 | 26 |
| Humid (%) | 27 | 27 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 30 | 30 | 31 | 31 | 31 | 31 | 31 | 31 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 |
| Muggy (%) | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 19 | 20 | 21 | 21 | 21 | 22 | 22 | 23 | 23 | 23 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
| Oppressive (%) | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 34 | 27 | 27 | 11 | 0 |
| 2 | 33 | 27 | 27 | 12 | 0 |
| 3 | 32 | 27 | 28 | 13 | 0 |
| 4 | 31 | 27 | 28 | 14 | 0 |
| 5 | 29 | 27 | 28 | 15 | 0 |
| 6 | 28 | 27 | 28 | 16 | 0 |
| 7 | 27 | 27 | 29 | 17 | 1 |
| 8 | 25 | 27 | 29 | 18 | 1 |
| 9 | 24 | 28 | 29 | 19 | 1 |
| 10 | 23 | 28 | 29 | 19 | 1 |
| 11 | 22 | 28 | 29 | 20 | 1 |
| 12 | 21 | 28 | 29 | 21 | 1 |
| 13 | 20 | 29 | 29 | 21 | 1 |
| 14 | 19 | 29 | 30 | 21 | 1 |
| 15 | 18 | 29 | 30 | 22 | 1 |
| 16 | 17 | 29 | 31 | 22 | 1 |
| 17 | 16 | 29 | 31 | 23 | 1 |
| 18 | 16 | 29 | 31 | 23 | 1 |
| 19 | 16 | 29 | 31 | 23 | 1 |
| 20 | 15 | 29 | 31 | 24 | 1 |
| 21 | 15 | 29 | 31 | 24 | 1 |
| 22 | 16 | 28 | 30 | 25 | 1 |
| 23 | 16 | 28 | 30 | 25 | 1 |
| 24 | 16 | 28 | 29 | 25 | 2 |
| 25 | 16 | 28 | 29 | 25 | 2 |
| 26 | 16 | 28 | 29 | 25 | 2 |
| 27 | 16 | 27 | 29 | 25 | 2 |
| 28 | 16 | 27 | 29 | 25 | 3 |
| 29 | 16 | 27 | 29 | 25 | 3 |
| 30 | 16 | 26 | 29 | 25 | 3 |
| 31 | 16 | 26 | 29 | 25 | 3 |
Wind in October
Winds average 10 km/h in October, the windiest month of the year.
Across October, daily wind ranges from about 9 km/h on the calmest days to 10 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) | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 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 | 10 | calm |
| 2 | 9 | calm |
| 3 | 9 | calm |
| 4 | 9 | calm |
| 5 | 9 | calm |
| 6 | 9 | calm |
| 7 | 9 | calm |
| 8 | 9 | calm |
| 9 | 9 | calm |
| 10 | 9 | calm |
| 11 | 9 | calm |
| 12 | 9 | calm |
| 13 | 9 | calm |
| 14 | 10 | calm |
| 15 | 10 | calm |
| 16 | 10 | calm |
| 17 | 10 | calm |
| 18 | 10 | 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 October
Daylight runs from about 12 h 18 min at the start of October to 13 h 06 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 48 minutes over October. Sunrise moves from 7:05 AM to 6:34 AM, and sunset from 7:22 PM to 7:43 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) | 12.3 | 12.3 | 12.3 | 12.4 | 12.4 | 12.4 | 12.5 | 12.5 | 12.5 | 12.6 | 12.6 | 12.6 | 12.6 | 12.7 | 12.7 | 12.7 | 12.8 | 12.8 | 12.8 | 12.8 | 12.9 | 12.9 | 12.9 | 13.0 | 13.0 | 13.0 | 13.0 | 13.1 | 13.1 | 13.1 | 13.1 |
| Sunrise (AM) | 7:05 | 7:04 | 7:03 | 7:02 | 7:01 | 6:59 | 6:58 | 6:57 | 6:56 | 6:55 | 6:54 | 6:52 | 6:51 | 6:50 | 6:49 | 6:48 | 6:47 | 6:46 | 6:45 | 6:44 | 6:43 | 6:42 | 6:41 | 6:40 | 6:39 | 6:38 | 6:37 | 6:37 | 6:36 | 6:35 | 6:34 |
| Sunset (PM) | 7:22 | 7:23 | 7:24 | 7:24 | 7:25 | 7:25 | 7:26 | 7:27 | 7:27 | 7:28 | 7:29 | 7:29 | 7:30 | 7:31 | 7:31 | 7:32 | 7:33 | 7:33 | 7:34 | 7:35 | 7:35 | 7:36 | 7:37 | 7:38 | 7:38 | 7:39 | 7:40 | 7:41 | 7:41 | 7:42 | 7:43 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.3 | 7:05 | 7:22 |
| 2 | 12.3 | 7:04 | 7:23 |
| 3 | 12.3 | 7:03 | 7:24 |
| 4 | 12.4 | 7:02 | 7:24 |
| 5 | 12.4 | 7:01 | 7:25 |
| 6 | 12.4 | 6:59 | 7:25 |
| 7 | 12.5 | 6:58 | 7:26 |
| 8 | 12.5 | 6:57 | 7:27 |
| 9 | 12.5 | 6:56 | 7:27 |
| 10 | 12.6 | 6:55 | 7:28 |
| 11 | 12.6 | 6:54 | 7:29 |
| 12 | 12.6 | 6:52 | 7:29 |
| 13 | 12.6 | 6:51 | 7:30 |
| 14 | 12.7 | 6:50 | 7:31 |
| 15 | 12.7 | 6:49 | 7:31 |
| 16 | 12.7 | 6:48 | 7:32 |
| 17 | 12.8 | 6:47 | 7:33 |
| 18 | 12.8 | 6:46 | 7:33 |
| 19 | 12.8 | 6:45 | 7:34 |
| 20 | 12.8 | 6:44 | 7:35 |
| 21 | 12.9 | 6:43 | 7:35 |
| 22 | 12.9 | 6:42 | 7:36 |
| 23 | 12.9 | 6:41 | 7:37 |
| 24 | 13.0 | 6:40 | 7:38 |
| 25 | 13.0 | 6:39 | 7:38 |
| 26 | 13.0 | 6:38 | 7:39 |
| 27 | 13.0 | 6:37 | 7:40 |
| 28 | 13.1 | 6:37 | 7:41 |
| 29 | 13.1 | 6:36 | 7:41 |
| 30 | 13.1 | 6:35 | 7:42 |
| 31 | 13.1 | 6:34 | 7:43 |
Solar energy in October
Average shortwave solar energy reaching the ground each day in October, about 4.85 kWh/m².
For context, solar energy here swings from a low near 2.39 kWh/m² to a high of 6.47 kWh/m² in December across the year — October's 4.85 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) | 4.4 | 4.4 | 4.5 | 4.5 | 4.5 | 4.5 | 4.6 | 4.6 | 4.6 | 4.7 | 4.7 | 4.7 | 4.8 | 4.8 | 4.8 | 4.9 | 4.9 | 4.9 | 5.0 | 5.0 | 5.1 | 5.1 | 5.1 | 5.2 | 5.2 | 5.3 | 5.3 | 5.3 | 5.4 | 5.4 | 5.4 |
| 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 | 4.4 | Bright |
| 2 | 4.4 | Bright |
| 3 | 4.5 | Bright |
| 4 | 4.5 | Bright |
| 5 | 4.5 | Bright |
| 6 | 4.5 | Bright |
| 7 | 4.6 | Bright |
| 8 | 4.6 | Bright |
| 9 | 4.6 | Bright |
| 10 | 4.7 | Bright |
| 11 | 4.7 | Bright |
| 12 | 4.7 | Bright |
| 13 | 4.8 | Bright |
| 14 | 4.8 | Bright |
| 15 | 4.8 | Bright |
| 16 | 4.9 | Bright |
| 17 | 4.9 | Bright |
| 18 | 4.9 | Bright |
| 19 | 5.0 | Bright |
| 20 | 5.0 | Bright |
| 21 | 5.1 | Bright |
| 22 | 5.1 | Bright |
| 23 | 5.1 | Bright |
| 24 | 5.2 | Bright |
| 25 | 5.2 | Bright |
| 26 | 5.3 | Bright |
| 27 | 5.3 | Bright |
| 28 | 5.3 | Bright |
| 29 | 5.4 | Bright |
| 30 | 5.4 | Bright |
| 31 | 5.4 | Bright |
Is October a good time to visit Portão?
Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
October is a reasonable time to visit Portão for sightseeing.
What to pack for Portão in October
From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In October, Portão sees daytime highs around 24°C and nights near 15°C. Worth packing: light clothes, rain gear and sun protection. About 14 days see rain.
UV index in Portão in October
Clear-sky midday UV in October peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Portão peaks around January 16 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 4 (moderate).
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 | 12 | 10 | 8 | 5 | 4 | 4 | 5 | 8 | 8 | 12 | 13 |
| Level | Extreme | Extreme | Very high | Very high | Moderate | Moderate | Moderate | High | Very high | Very high | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 13 | Extreme |
| Feb | 12 | Extreme |
| Mar | 10 | Very high |
| Apr | 8 | Very high |
| May | 5 | Moderate |
| Jun | 4 | Moderate |
| Jul | 4 | Moderate |
| Aug | 5 | High |
| Sep | 8 | Very high |
| Oct | 8 | Very high |
| Nov | 12 | Extreme |
| Dec | 13 | Extreme |
Air quality in Portão in October
Average fine-particle pollution (PM2.5) through the year — so you can see where October falls, not just the annual average.
Air quality in Portão is worst in August — around 27 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 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) | 13 | 13 | 15 | 18 | 21 | 23 | 25 | 27 | 23 | 16 | 15 | 13 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 13 | Moderate |
| Feb | 13 | Moderate |
| Mar | 15 | Moderate |
| Apr | 18 | Moderate |
| May | 21 | Moderate |
| Jun | 23 | Moderate |
| Jul | 25 | Moderate |
| Aug | 27 | Moderate |
| Sep | 23 | Moderate |
| Oct | 16 | Moderate |
| Nov | 15 | Moderate |
| Dec | 13 | Moderate |
Where is Portão?
Portão sits at 29.7°S, 51.2°W, 49 m above sea level, in Brazil. The nearest listed city is Estância Velha, 9.0 km away.
Topography around Portão
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Portão.
Within 3 km, the terrain around Portão has only modest variations in elevation — a maximum elevation change of 120 m around an average of 47 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 449 m; within 80 km, large variations in elevation — a maximum elevation change of 986 m.
The land around Portão is covered by trees (42%) and grassland (34%) within 3 km, trees (52%) and grassland (25%) within 16 km, and trees (57%) 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 Portão (-29.7017°, -51.2419°, elevation 49 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. 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).