Boa Vista Weather in July
July in Boa Vista brings very high temperatures around 31°C (88°F) during the day, dropping to 23°C (73°F) at night, and as part of the rainy season, heavy rainfall is common.
Rainfall in Boa Vista in July
Boa Vista is in the rainy season in July, with rain on around 25 days and an average of 272 mm (11 in). With rain on many days and solid totals, showers are frequent and often moderately heavy. Waterproof gear is a sensible idea.
Temperature in Boa Vista in July
If you're visiting Boa Vista in July, expect highs of 31°C (88°F) and overnight lows around 23°C (73°F). Sunshine and humidity can make it feel even warmer than the raw temperature suggests. At 23°C (73°F) overnight, nights are warm enough to sit outside comfortably in light clothing. It may be the cooler month of the year, but temperatures remain warm enough for outdoor activities.
Sunshine in Boa Vista in July
The month experiences a moderate amount of sunlight, with 137 hours of sunshine. This provides a nice balance between sunshine and rain.July in Boa Vista has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
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 July
Min Temperature
23°C (73°F)
Max Temperature
31°C (88°F)
Chance of Rain
82%
Precipitation
272 mm (11 in)
Rainy days
25 days
Humidity
84%
Sunshine
137 hours
Percentage Sunshine
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Boa Vista typically stay consistent throughout July, with daily highs averaging around 31°C (88°F). Nights are warm, with lows around 23°C (73°F).
Average temperatures in July
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 July
Historical weather for Boa Vista in July
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 July
Based on weather observations in Boa Vista between 2013 and 2025, these are the recorded extremes during July.
- On July 30, 2020, temperatures climbed to 34°C (93°F), marking the warmest July day on record.
- The lowest daytime temperature in July was 24°C (75°F), recorded on July 17, 2015.
- Nighttime temperatures dropped to 20°C (68°F) on July 22, 2015, marking the coldest July night on record.
- The wettest day in July Boa Vista was on July 6, 2025 with 61 mm (2.4 in) of precipitation.
Best Places in Brazil in July
Find out more about the weather in Brazil and which places have the best travel conditions in this month. See all of Brazil in July →
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What to Wear in Boa Vista in July
Warm weather calls for comfortable, breathable clothing in July. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Boa Vista in July
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.
