Boa Vista weather in October
In October, Boa Vista sees average daytime highs of 33°C and overnight lows near 24°C, with 71 mm of rain across 12.8 wet days and about 11.9 hours of daylight. It is the 3rd-warmest and 8th-wettest month of the year here.
Day-to-day highs hold fairly steady near 33°C through the month. The sky is clear or mostly clear about 31% of the time in October, and the air most often feels oppressive.
Daylight stretches from about 12 hours at the start of October to 11 h 54 min by month's end. Set against the rest of the year, October is Boa Vista's 2nd-clearest and 7th-windiest month. For the whole year in context, see Boa Vista's year-round climate.
- Daytime high
- 33°
- 3rd warmest
- Overnight low
- 24°
- 6th coldest
- Rainfall
- 71 mm
- 12.8 wet days
- Daylight
- 11 h 54 min
- 5:50 AM – 5:46 PM
- Cloud cover
- 58%
- 2nd clearest
- Wind
- 6 km/h
- 7th windiest
- Solar energy
- 5.72 kWh/m²
- Travel score
- 3.3
- out of 10
Boa Vista is human settlement in Brazil, Roraima.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in October
Day-to-day highs hold fairly steady near 33°C through the month.
A typical October day in Boa Vista reaches about 33°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 35°C. Set against its neighbours, October runs about 1°C warmer than September and on par with 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) | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 |
| 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 | 33 | 24 |
| 17 | 33 | 24 |
| 18 | 33 | 24 |
| 19 | 33 | 24 |
| 20 | 33 | 24 |
| 21 | 33 | 24 |
| 22 | 33 | 24 |
| 23 | 33 | 24 |
| 24 | 33 | 24 |
| 25 | 33 | 24 |
| 26 | 33 | 24 |
| 27 | 33 | 24 |
| 28 | 33 | 24 |
| 29 | 33 | 24 |
| 30 | 33 | 24 |
| 31 | 33 | 24 |
How October really feels in Boa Vista
Once humidity and wind are folded in, October 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 October is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Boa Vista weather by month
How October compares with the rest of the year at a glance. October is the 3rd-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 | 33° / 24° | 34 | 6.7 | 11.9 | 3.8 |
| Feb | 33° / 25° | 31 | 5.7 | 11.9 | 3.6 |
| Mar | 33° / 25° | 59 | 9.2 | 12 | 3.2 |
| Apr | 32° / 24° | 200 | 17.4 | 12.1 | 3.1 |
| May | 30° / 24° | 344 | 26.4 | 12.1 | 3.0 |
| Jun | 29° / 23° | 310 | 27.3 | 12.2 | 3.1 |
| Jul | 29° / 23° | 249 | 26.7 | 12.1 | 3.3 |
| Aug | 31° / 23° | 156 | 22.3 | 12.1 | 3.4 |
| Sep | 32° / 24° | 94 | 15.4 | 12 | 3.5 |
| Oct | 33° / 24° | 71 | 12.8 | 11.9 | 3.3 |
| Nov | 33° / 24° | 90 | 13.6 | 11.9 | 3.2 |
| Dec | 32° / 24° | 58 | 10.2 | 11.8 | 3.7 |
Cloud cover in October
The sky is clear or mostly clear about 31% of the time in October.
Beyond those clear spells, partly cloudy skies cover about 22% of October, with mostly cloudy or overcast conditions the remaining 47%. 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 (%) | 61 | 60 | 60 | 59 | 59 | 57 | 56 | 56 | 54 | 54 | 54 | 52 | 52 | 52 | 52 | 52 | 52 | 52 | 52 | 53 | 53 | 52 | 52 | 52 | 51 | 50 | 49 | 48 | 47 | 46 | 46 |
| Cloudier (%) | 39 | 40 | 40 | 41 | 41 | 43 | 44 | 44 | 46 | 46 | 46 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 47 | 47 | 48 | 48 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | 54 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 61 | 39 |
| 2 | 60 | 40 |
| 3 | 60 | 40 |
| 4 | 59 | 41 |
| 5 | 59 | 41 |
| 6 | 57 | 43 |
| 7 | 56 | 44 |
| 8 | 56 | 44 |
| 9 | 54 | 46 |
| 10 | 54 | 46 |
| 11 | 54 | 46 |
| 12 | 52 | 48 |
| 13 | 52 | 48 |
| 14 | 52 | 48 |
| 15 | 52 | 48 |
| 16 | 52 | 48 |
| 17 | 52 | 48 |
| 18 | 52 | 48 |
| 19 | 52 | 48 |
| 20 | 53 | 47 |
| 21 | 53 | 47 |
| 22 | 52 | 48 |
| 23 | 52 | 48 |
| 24 | 52 | 48 |
| 25 | 51 | 49 |
| 26 | 50 | 50 |
| 27 | 49 | 51 |
| 28 | 48 | 52 |
| 29 | 47 | 53 |
| 30 | 46 | 54 |
| 31 | 46 | 54 |
Chance of precipitation in October
Boa Vista gets around 71 mm of rain over 12.8 wet days in October. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 42% and peaks near 43% 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 (%) | 40 | 40 | 40 | 40 | 40 | 41 | 41 | 41 | 41 | 42 | 42 | 42 | 42 | 43 | 43 | 43 | 43 | 42 | 42 | 42 | 42 | 42 | 42 | 41 | 42 | 42 | 42 | 42 | 42 | 43 | 43 |
| Rain chance (%) | |
|---|---|
| 1 | 40 |
| 2 | 40 |
| 3 | 40 |
| 4 | 40 |
| 5 | 40 |
| 6 | 41 |
| 7 | 41 |
| 8 | 41 |
| 9 | 41 |
| 10 | 42 |
| 11 | 42 |
| 12 | 42 |
| 13 | 42 |
| 14 | 43 |
| 15 | 43 |
| 16 | 43 |
| 17 | 43 |
| 18 | 42 |
| 19 | 42 |
| 20 | 42 |
| 21 | 42 |
| 22 | 42 |
| 23 | 42 |
| 24 | 41 |
| 25 | 42 |
| 26 | 42 |
| 27 | 42 |
| 28 | 42 |
| 29 | 42 |
| 30 | 43 |
| 31 | 43 |
Humidity in October
Most of October feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, October lands in the oppressive band about 69% 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Humid (%) | 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 | 1 | 1 | 1 | 1 | 1 | 1 |
| Muggy (%) | 7 | 7 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 |
| Oppressive (%) | 62 | 63 | 63 | 63 | 64 | 65 | 66 | 66 | 67 | 67 | 68 | 68 | 68 | 68 | 69 | 69 | 69 | 70 | 70 | 71 | 71 | 73 | 73 | 73 | 74 | 73 | 73 | 72 | 73 | 73 | 72 |
| Miserable (%) | 31 | 30 | 29 | 29 | 28 | 28 | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 23 | 22 | 22 | 21 | 21 | 21 | 20 | 20 | 20 | 21 | 21 | 21 | 22 |
| Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|
| 1 | 0 | 7 | 62 | 31 |
| 2 | 0 | 7 | 63 | 30 |
| 3 | 0 | 8 | 63 | 29 |
| 4 | 0 | 8 | 63 | 29 |
| 5 | 0 | 8 | 64 | 28 |
| 6 | 0 | 7 | 65 | 28 |
| 7 | 0 | 7 | 66 | 27 |
| 8 | 0 | 7 | 66 | 27 |
| 9 | 0 | 7 | 67 | 26 |
| 10 | 0 | 7 | 67 | 26 |
| 11 | 0 | 7 | 68 | 25 |
| 12 | 0 | 7 | 68 | 25 |
| 13 | 0 | 7 | 68 | 25 |
| 14 | 0 | 7 | 68 | 25 |
| 15 | 0 | 7 | 69 | 24 |
| 16 | 0 | 7 | 69 | 24 |
| 17 | 0 | 7 | 69 | 24 |
| 18 | 0 | 7 | 70 | 23 |
| 19 | 0 | 7 | 70 | 23 |
| 20 | 0 | 7 | 71 | 22 |
| 21 | 0 | 7 | 71 | 22 |
| 22 | 0 | 6 | 73 | 21 |
| 23 | 0 | 6 | 73 | 21 |
| 24 | 0 | 6 | 73 | 21 |
| 25 | 0 | 6 | 74 | 20 |
| 26 | 1 | 6 | 73 | 20 |
| 27 | 1 | 6 | 73 | 20 |
| 28 | 1 | 6 | 72 | 21 |
| 29 | 1 | 5 | 73 | 21 |
| 30 | 1 | 5 | 73 | 21 |
| 31 | 1 | 5 | 72 | 22 |
Wind in October
Winds average 6 km/h in October.
Across October, daily wind ranges from about 6 km/h on the calmest days to 6 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) | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| 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 | 6 | calm |
| 2 | 6 | calm |
| 3 | 6 | calm |
| 4 | 6 | calm |
| 5 | 6 | calm |
| 6 | 6 | calm |
| 7 | 6 | calm |
| 8 | 6 | calm |
| 9 | 6 | calm |
| 10 | 6 | calm |
| 11 | 6 | calm |
| 12 | 6 | calm |
| 13 | 6 | calm |
| 14 | 6 | calm |
| 15 | 6 | calm |
| 16 | 6 | calm |
| 17 | 6 | calm |
| 18 | 6 | calm |
| 19 | 6 | calm |
| 20 | 6 | calm |
| 21 | 6 | calm |
| 22 | 6 | calm |
| 23 | 6 | calm |
| 24 | 6 | calm |
| 25 | 6 | calm |
| 26 | 6 | calm |
| 27 | 6 | calm |
| 28 | 6 | calm |
| 29 | 6 | calm |
| 30 | 6 | calm |
| 31 | 6 | calm |
Sunrise & sunset in October
Daylight runs from about 12 hours at the start of October to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 6 minutes over October. Sunrise moves from 5:52 AM to 5:49 AM, and sunset from 5:51 PM to 5:43 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) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 | 11.9 |
| Sunrise (AM) | 5:52 | 5:52 | 5:52 | 5:52 | 5:51 | 5:51 | 5:51 | 5:51 | 5:51 | 5:50 | 5:50 | 5:50 | 5:50 | 5:50 | 5:50 | 5:50 | 5:50 | 5:49 | 5:49 | 5:49 | 5:49 | 5:49 | 5:49 | 5:49 | 5:49 | 5:49 | 5:49 | 5:49 | 5:49 | 5:49 | 5:49 |
| Sunset (PM) | 5:51 | 5:51 | 5:50 | 5:50 | 5:49 | 5:49 | 5:49 | 5:48 | 5:48 | 5:48 | 5:47 | 5:47 | 5:47 | 5:46 | 5:46 | 5:46 | 5:46 | 5:45 | 5:45 | 5:45 | 5:45 | 5:44 | 5:44 | 5:44 | 5:44 | 5:44 | 5:44 | 5:44 | 5:43 | 5:43 | 5:43 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.0 | 5:52 | 5:51 |
| 2 | 12.0 | 5:52 | 5:51 |
| 3 | 12.0 | 5:52 | 5:50 |
| 4 | 12.0 | 5:52 | 5:50 |
| 5 | 12.0 | 5:51 | 5:49 |
| 6 | 12.0 | 5:51 | 5:49 |
| 7 | 12.0 | 5:51 | 5:49 |
| 8 | 12.0 | 5:51 | 5:48 |
| 9 | 12.0 | 5:51 | 5:48 |
| 10 | 12.0 | 5:50 | 5:48 |
| 11 | 11.9 | 5:50 | 5:47 |
| 12 | 11.9 | 5:50 | 5:47 |
| 13 | 11.9 | 5:50 | 5:47 |
| 14 | 11.9 | 5:50 | 5:46 |
| 15 | 11.9 | 5:50 | 5:46 |
| 16 | 11.9 | 5:50 | 5:46 |
| 17 | 11.9 | 5:50 | 5:46 |
| 18 | 11.9 | 5:49 | 5:45 |
| 19 | 11.9 | 5:49 | 5:45 |
| 20 | 11.9 | 5:49 | 5:45 |
| 21 | 11.9 | 5:49 | 5:45 |
| 22 | 11.9 | 5:49 | 5:44 |
| 23 | 11.9 | 5:49 | 5:44 |
| 24 | 11.9 | 5:49 | 5:44 |
| 25 | 11.9 | 5:49 | 5:44 |
| 26 | 11.9 | 5:49 | 5:44 |
| 27 | 11.9 | 5:49 | 5:44 |
| 28 | 11.9 | 5:49 | 5:44 |
| 29 | 11.9 | 5:49 | 5:43 |
| 30 | 11.9 | 5:49 | 5:43 |
| 31 | 11.9 | 5:49 | 5:43 |
Solar energy in October
Average shortwave solar energy reaching the ground each day in October, about 5.72 kWh/m² — the sunniest month for solar.
For context, solar energy here swings from a low near 3.8 kWh/m² to a high of 5.72 kWh/m² in October across the year — October's 5.72 kWh/m² sits near the top of that range.
| 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) | 5.8 | 5.8 | 5.8 | 5.8 | 5.8 | 5.8 | 5.8 | 5.8 | 5.8 | 5.8 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.6 | 5.6 | 5.6 | 5.6 | 5.6 | 5.5 | 5.5 | 5.5 | 5.5 |
| 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 | 5.8 | Bright |
| 2 | 5.8 | Bright |
| 3 | 5.8 | Bright |
| 4 | 5.8 | Bright |
| 5 | 5.8 | Bright |
| 6 | 5.8 | Bright |
| 7 | 5.8 | Bright |
| 8 | 5.8 | Bright |
| 9 | 5.8 | Bright |
| 10 | 5.8 | Bright |
| 11 | 5.7 | Bright |
| 12 | 5.7 | Bright |
| 13 | 5.7 | Bright |
| 14 | 5.7 | Bright |
| 15 | 5.7 | Bright |
| 16 | 5.7 | Bright |
| 17 | 5.7 | Bright |
| 18 | 5.7 | Bright |
| 19 | 5.7 | Bright |
| 20 | 5.7 | Bright |
| 21 | 5.7 | Bright |
| 22 | 5.7 | Bright |
| 23 | 5.6 | Bright |
| 24 | 5.6 | Bright |
| 25 | 5.6 | Bright |
| 26 | 5.6 | Bright |
| 27 | 5.6 | Bright |
| 28 | 5.5 | Bright |
| 29 | 5.5 | Bright |
| 30 | 5.5 | Bright |
| 31 | 5.5 | Bright |
Hazard calendar for Boa Vista
None of Boa Vista's seasonal hazards are active in October. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Boa Vista's monsoon runs April–August, when most of the year's rain falls.
Is October a good time to visit Boa Vista?
Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
October is a weaker month for outdoor sightseeing in Boa Vista.
What to pack for Boa Vista in October
From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In October, Boa Vista sees daytime highs around 33°C and nights near 24°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.
UV index in Boa Vista in October
Clear-sky midday UV in October peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Boa Vista peaks around March 20 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 17 at about 11 (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) | 14 | 13 | 15 | 14 | 13 | 12 | 11 | 12 | 12 | 12 | 11 | 11 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 14 | Extreme |
| Feb | 13 | Extreme |
| Mar | 15 | Extreme |
| Apr | 14 | Extreme |
| May | 13 | Extreme |
| Jun | 12 | Extreme |
| Jul | 11 | Extreme |
| Aug | 12 | Extreme |
| Sep | 12 | Extreme |
| Oct | 12 | Extreme |
| Nov | 11 | Extreme |
| Dec | 11 | Extreme |
Air quality in Boa Vista 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 Boa Vista is worst in March — around 23 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (August, 12 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) | 15 | 19 | 23 | 22 | 15 | 13 | 12 | 12 | 12 | 13 | 13 | 13 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 15 | Moderate |
| Feb | 19 | Moderate |
| Mar | 23 | Moderate |
| Apr | 22 | Moderate |
| May | 15 | Moderate |
| Jun | 13 | Moderate |
| Jul | 12 | Moderate |
| Aug | 12 | Good |
| Sep | 12 | Good |
| Oct | 13 | Moderate |
| Nov | 13 | Moderate |
| Dec | 13 | Moderate |
Where is Boa Vista?
Boa Vista sits at 2.8°N, 60.7°W, 82 m above sea level, in Brazil. The nearest listed city is Cantá, 25 km away.
Topography around Boa Vista
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Boa Vista.
Within 3 km, the terrain around Boa Vista has only modest variations in elevation — a maximum elevation change of 29 m around an average of 75 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 130 m; within 80 km, large variations in elevation — a maximum elevation change of 1,011 m.
The land around Boa Vista is covered by artificial surfaces (50%) within 3 km, grassland (67%) within 16 km, and grassland (56%) and trees (41%) 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 Boa Vista (2.8197°, -60.6733°, elevation 82 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).