Boa Vista Weather in October
With daytime temperatures of 34°C (93°F) and nighttime lows of 24°C (75°F), October in Boa Vista brings very high temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 80 mm (3.1 in) falls on average.
Rainfall in Boa Vista in October
Historically, October sees about 11 days of rain, with a monthly average of 80 mm (3.1 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Boa Vista in October
Boa Vista in October gets highs of 34°C (93°F) during the day and drops to 24°C (75°F) at night. It's usually most comfortable outside during the morning and later in the day. With overnight lows of 24°C (75°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.
Sunshine in Boa Vista in October
The city usually sees around 206 hours of sunlight, indicating many sunny days — a great month for sightseeing.Our weather planner can help you find worldwide destinations with pleasant weather during this period. August typically offers the best weather for Boa Vista.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Brazil, check out our Boa Vista's climate page.
Boa Vista Temperature in October
Min Temperature
24°C (75°F)
Max Temperature
34°C (93°F)
Chance of Rain
37%
Precipitation
80 mm (3.1 in)
Rainy days
11 days
Humidity
74%
Sunshine
206 hours
Percentage Sunshine
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Boa Vista typically stay consistent throughout October, with daily highs averaging around 34°C (93°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in October
Daily Historical Precipitation
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in October
Historical weather for Boa Vista in October
Browse day-by-day weather records for Boa Vista spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Boa Vista historical weather extremes in October
Based on 27 years of weather observations (1998-2025), these are the most extreme conditions recorded in Boa Vista.
- On October 14, 2005, temperatures climbed to 39°C (102°F), marking the warmest October day on record.
- The lowest daytime temperature in October was 26°C (79°F), recorded on October 23, 2014.
- The coldest night in October in Boa Vista was on October 24, 2015, with a minimum of 21°C (70°F).
Best Places in Brazil in October
Find out more about the weather in Brazil and which places have the best travel conditions in this month. See all of Brazil in October →
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What to Wear in Boa Vista in October
Pack for serious heat in Boa Vista in October. Prioritize clothing that breathes and doesn't cling or stick. Lightweight cotton, linen, and moisture-wicking fabrics are ideal. A wide hat provides welcome shade. Wet weather is likely, so pack waterproof gear for multiple rainy days. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Boa Vista in October
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Brazil, check out our Boa Vista's climate page.
Temperature Rainfall Sunshine Humidity
See the full Boa Vista climate overview or explore weather in Brazil.
