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July Weather in Boa Vista, Brazil

Last updated: August 22, 2025

In July, the average temperature in Boa Vista, Brazil reaches a warm 26°C (79°F), with a minimum of 21°C (71°F) and a maximum of 33°C (92°F). This balmy weather comes with a significant precipitation total of 304 mm (12.0 in) spread across 28 days, contributing to an average humidity of 84%.

July Temperature in Boa Vista

In July in Boa Vista, the average temperature is 26°C (79°F), with maximums reaching 33°C (92°F) and minimums dropping as low as 21°C (71°F). This pleasant climate makes Boa Vista an ideal destination for travelers seeking warmth and comfort.

July Weather in Boa Vista: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Boa Vista, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Boa Vista, July typically has an average temperature of 26°C (79°F), with highs reaching up to 33°C (92°F) and lows dropping to around 21°C (71°F).
JanFebMarAprMayJunJulAugSepOctNovDec828384838079798182848382
Data source: Temperature data for Boa Vista generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

July Precipitation in Boa Vista

In Boa Vista in July, the total precipitation amount reaches 304 mm (12.0 in) over a span of 28 days.

July Precipitation Trends in Boa Vista

The chart displays monthly precipitation patterns in Boa Vista, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Boa Vista, July typically receives around 304 mm (12.0 inches) of precipitation spread over approximately 28 days.
JanFebMarAprMayJunJulAugSepOctNovDec5233701643843603041831197113575
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Boa Vista

In Boa Vista in July, humidity is 84%. With an average temperature of 26°C (79°F), this humidity feels like a warm, heavy blanket enveloping you, making travel feel sticky and exhausting, yet the vibrant atmosphere and lush surroundings offer a refreshing allure that invites exploration.

July Average Humidity in Boa Vista

This chart illustrates the average monthly humidity levels in Boa Vista, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Boa Vista is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec44%40%38%39%60%89%84%77%60%40%44%49%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Boa Vista

In Boa Vista in July, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Boa Vista.

Maximum UV Index Levels in Boa Vista for July

The chart shows the monthly maximum UV Index (UVI) for Boa Vista in July, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In July, the maximum UV index in Boa Vista typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141516161413121313131313
Data source: Boa Vista July UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How July Weather in Boa Vista Compares to Other Months

Weather in Boa Vista varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Boa Vista, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Boa Vista, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather28°C (83°F)52 mm (2.1 inches)44%extreme
February Weather29°C (84°F)33 mm (1.3 inches)40%extreme
March Weather29°C (84°F)70 mm (2.7 inches)38%extreme
April Weather28°C (83°F)164 mm (6.5 inches)39%extreme
May Weather27°C (80°F)384 mm (15.1 inches)60%extreme
June Weather26°C (80°F)360 mm (14.2 inches)89%extreme
July Weather26°C (79°F)304 mm (12.0 inches)84%extreme
August Weather27°C (81°F)183 mm (7.2 inches)77%extreme
September Weather28°C (83°F)119 mm (4.7 inches)60%extreme
October Weather29°C (84°F)71 mm (2.8 inches)40%extreme
November Weather29°C (84°F)135 mm (5.3 inches)44%extreme
December Weather28°C (83°F)75 mm (3.0 inches)49%extreme

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