Expand
Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
Weather in January
January, like December, is a hot summer month in São Sebastião da Boa Vista, Brazil, with an average temperature varying between 31.3°C (88.3°F) and 22.9°C (73.2°F). The arrival of January sees an average high-temperature of a still hot 31.3°C (88.3°F), hardly diverging from December's 32.7°C (90.9°F). Weather in January »
Weather in February
The last month of the summer, February, is another hot month in São Sebastião da Boa Vista, Brazil, with an average temperature varying between 23.1°C (73.6°F) and 30.3°C (86.5°F). The onset of February manifests an average high-temperature of a still tropical 30.3°C (86.5°F), demonstrating a minor variation from the preceding month. Weather in February »
Weather in March
March, the first month of the autumn in São Sebastião da Boa Vista, is still a tropical month, with temperature in the range of an average high of 30.2°C (86.4°F) and an average low of 23.1°C (73.6°F). Shifting into March, São Sebastião da Boa Vista records an average high-temperature of a still hot 30.2°C (86.4°F), presenting minor fluctuations compared to the previous month. Weather in March »
Weather in April
April, the same as March, in São Sebastião da Boa Vista, Brazil, is another hot autumn month, with temperature in the range of an average high of 30.1°C (86.2°F) and an average low of 23.2°C (73.8°F). April is the month when São Sebastião da Boa Vista experiences its coldest temperatures, averaging a high of 30.1°C (86.2°F) and a low of 23.2°C (73.8°F). April's average heat index is estimated at a scorching 41°C (105.8°F). Weather in April »
Weather in May
The last month of the autumn, May, is another tropical month in São Sebastião da Boa Vista, Brazil, with temperature in the range of an average low of 23.3°C (73.9°F) and an average high of 31°C (87.8°F). Upon the beginning of May, São Sebastião da Boa Vista's high-temperatures register at a still tropical 31°C (87.8°F), closely mirroring the preceding month. Weather in May »
Weather in June
June, the first month of the winter in São Sebastião da Boa Vista, is also a hot month, with an average temperature fluctuating between 31.7°C (89.1°F) and 22.5°C (72.5°F). The beginning of June records an average high-temperature of a still tropical 31.7°C (89.1°F), almost echoing the conditions of the previous month. Weather in June »
Weather in July
July, the same as June, in São Sebastião da Boa Vista, Brazil, is another hot winter month, with temperature in the range of an average high of 32.7°C (90.9°F) and an average low of 22.3°C (72.1°F). As June transitions into July, São Sebastião da Boa Vista records an average high-temperature of a still tropical 32.7°C (90.9°F), showing a gentle shift from the preceding month. Weather in July »
Weather in August
The last month of the winter, August, is another tropical month in São Sebastião da Boa Vista, Brazil, with temperature in the range of an average low of 23°C (73.4°F) and an average high of 34.3°C (93.7°F). As August unfolds, the average high-temperature reaches a still hot 34.3°C (93.7°F), hinting at a slight fluctuation from the previous month. Weather in August »
Weather in September
The first month of the spring, September, is also a hot month in São Sebastião da Boa Vista, Brazil, with temperature in the range of an average low of 23.2°C (73.8°F) and an average high of 34.7°C (94.5°F). São Sebastião da Boa Vista notes an average high-temperature of a still tropical 34.7°C (94.5°F) in September, hardly diverging from August. Weather in September »
Weather in October
October is a torrid spring month in São Sebastião da Boa Vista, Brazil, with an average temperature fluctuating between 35°C (95°F) and 23.7°C (74.7°F). São Sebastião da Boa Vista experiences its highest average temperatures in October, reaching a peak of 35°C (95°F) and a minimum of 23.7°C (74.7°F). October's heat index is estimated at a life-threatening hot 49°C (120.2°F). Weather in October »
Weather in November
November, the last month of the spring in São Sebastião da Boa Vista, is another tropical month, with an average temperature ranging between min 24.2°C (75.6°F) and max 34.5°C (94.1°F). November begins with an average high-temperature of a tropical 34.5°C (94.1°F), reflecting close similarity to the preceding month. Weather in November »
Weather in December
The first month of the summer, December, is still a hot month in São Sebastião da Boa Vista, Brazil, with an average temperature ranging between max 32.7°C (90.9°F) and min 23.5°C (74.3°F). The arrival of December brings an average high-temperature of a still tropical 32.7°C (90.9°F), subtly diverging from November's 34.5°C (94.1°F). Weather in December »
Updated: Feb 2, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How much does it rain in São Sebastião da Boa Vista?
Throughout the year, in São Sebastião da Boa Vista, Brazil, there are 285.2 rainfall days, and 1825mm (71.85") of precipitation is accumulated.
What is the month with the lowest UV index in São Sebastião da Boa Vista?
The months with the lowest UV index are January through April and December, with an average maximum UV index of 6.
What are the months with the least sunshine in São Sebastião da Boa Vista?
February and March, with an average of 6.4h of sunshine, are months with the least sunshine.
What month is the coldest in São Sebastião da Boa Vista?
Temperature records in São Sebastião da Boa Vista, Brazil, mark April as the coldest month, with highs averaging 30.1°C (86.2°F) and lows at 23.2°C (73.8°F).
What is the most humid month in São Sebastião da Boa Vista?
The most humid month in São Sebastião da Boa Vista, Brazil, is April, with an average relative humidity of 90%.
What is the rainiest month in São Sebastião da Boa Vista?
The month with the most rainfall in São Sebastião da Boa Vista is April, when the rain falls for 29.8 days and typically aggregates up to 329mm (12.95") of precipitation.
What are the months with the highest UV index in São Sebastião da Boa Vista?
May through November, with an average maximum UV index of 7, are months with the highest UV index.
What is the month with the shortest days in São Sebastião da Boa Vista?
With an average of 12h and 0min of daylight, June has the shortest days of the year.
What is the driest month in São Sebastião da Boa Vista?
The month with the least rainfall is September, when the rain falls for 15.3 days and typically collects 27mm (1.06") of precipitation.
What is the warmest month in São Sebastião da Boa Vista?
October is the warmest month, exhibiting average temperatures of 35°C (95°F) at the peak and 23.7°C (74.7°F) at the base.
What is the least humid month in São Sebastião da Boa Vista?
October is the least humid month in São Sebastião da Boa Vista, with an average relative humidity of 68%.
What month has the most sunshine in São Sebastião da Boa Vista?
With an average of 10.1h of sunshine, November has the most sunshine of the year.
When are the longest days in São Sebastião da Boa Vista?
With an average of 12h and 12min of daylight, December has the longest days of the year.
Is there Daylight Saving Time (DST) in São Sebastião da Boa Vista?
São Sebastião da Boa Vista, Brazil, does not observe Daylight Saving Time (DST). -03 timezone is used over the entire year.
Average temperature
São Sebastião da Boa Vista, Brazil
The warmest month (with the highest average high temperature) is October (35°C).
The month with the lowest average high temperature is April (30.1°C).
The month with the highest average low temperature is November (24.2°C).
The coldest month (with the lowest average low temperature) is July (22.3°C).
Average pressure
São Sebastião da Boa Vista, Brazil
- Average pressure in January:
1010.6mbar - Average pressure in February:
1010.4mbar - Average pressure in March:
1010.8mbar - Average pressure in April:
1011mbar - Average pressure in May:
1011.5mbar - Average pressure in June:
1012.5mbar
- Average pressure in July:
1012.6mbar - Average pressure in August:
1012mbar - Average pressure in September:
1011.2mbar - Average pressure in October:
1009.8mbar - Average pressure in November:
1008.8mbar - Average pressure in December:
1009.6mbar
The month with the highest atmospheric pressure is July (1012.6mbar).
The month with the lowest atmospheric pressure is November (1008.8mbar).
Average wind speed
São Sebastião da Boa Vista, Brazil
- Average wind speed in January:
6km/h - Average wind speed in February:
5.6km/h - Average wind speed in March:
5.4km/h - Average wind speed in April:
4.9km/h - Average wind speed in May:
4.9km/h - Average wind speed in June:
5.4km/h
- Average wind speed in July:
5.6km/h - Average wind speed in August:
6.6km/h - Average wind speed in September:
7.3km/h - Average wind speed in October:
7.6km/h - Average wind speed in November:
7.5km/h - Average wind speed in December:
6.9km/h
The windiest month (with the highest average wind speed) is October (7.6km/h).
The calmest months (with the lowest average wind speed) are April and May (4.9km/h).
Average humidity
São Sebastião da Boa Vista, Brazil
The month with the highest relative humidity is April (90%).
The month with the lowest relative humidity is October (68%).
Average rainfall
São Sebastião da Boa Vista, Brazil
- Average rainfall in January:
192mm - Average rainfall in February:
271mm - Average rainfall in March:
297mm - Average rainfall in April:
329mm - Average rainfall in May:
225mm - Average rainfall in June:
115mm
The wettest month (with the highest rainfall) is April (329mm).
The driest month (with the least rainfall) is September (27mm).
Average rainfall days
São Sebastião da Boa Vista, Brazil
- Average rainfall days in January:
29.6 days - Average rainfall days in February:
27.4 days - Average rainfall days in March:
30.5 days - Average rainfall days in April:
29.8 days - Average rainfall days in May:
29.7 days - Average rainfall days in June:
25.2 days
- Average rainfall days in July:
21.3 days - Average rainfall days in August:
15.9 days - Average rainfall days in September:
15.3 days - Average rainfall days in October:
17.2 days - Average rainfall days in November:
18.4 days - Average rainfall days in December:
24.9 days
The month with the highest number of rainy days is March (30.5 days).
The month with the least rainy days is September (15.3 days).
Average daylight / Average sunshine
São Sebastião da Boa Vista, Brazil
- Average daylight in January:
12h and 1min - Average daylight in February:
12h and 1min - Average daylight in March:
12h and 1min - Average daylight in April:
12h and 1min - Average daylight in May:
12h and 0min - Average daylight in June:
12h and 0min
- Average daylight in July:
12h and 0min - Average daylight in August:
12h and 1min - Average daylight in September:
12h and 1min - Average daylight in October:
12h and 1min - Average daylight in November:
12h and 1min - Average daylight in December:
12h and 1min
The month with the longest days is December (Average daylight: 12h and 12min).
The month with the shortest days is June (Average daylight: 12h and 0min).
- Average sunshine in January:
6h and 5min - Average sunshine in February:
6h and 2min - Average sunshine in March:
6h and 2min - Average sunshine in April:
6h and 4min - Average sunshine in May:
7h and 5min - Average sunshine in June:
8h and 3min
- Average sunshine in July:
9h and 0min - Average sunshine in August:
9h and 2min - Average sunshine in September:
8h and 5min - Average sunshine in October:
9h and 4min - Average sunshine in November:
10h and 1min - Average sunshine in December:
7h and 3min
The month with the most sunshine is November (Average sunshine: 10h and 6min).
The months with the least sunshine are February and March (Average sunshine: 6h and 24min).
Average sunshine days
São Sebastião da Boa Vista, Brazil
- Average sunshine days in January:
0.9 days - Average sunshine days in February:
0.1 days - Average sunshine days in March:
0.3 days - Average sunshine days in April:
0.1 days - Average sunshine days in May:
0.5 days - Average sunshine days in June:
2.8 days
- Average sunshine days in July:
7.8 days - Average sunshine days in August:
13 days - Average sunshine days in September:
12 days - Average sunshine days in October:
11 days - Average sunshine days in November:
9.5 days - Average sunshine days in December:
4.5 days
The month with the most sunshine days is August (13 days).
The months with the least sunshine days are February and April (0.1 days).
Average UV index
São Sebastião da Boa Vista, Brazil
The months with the highest UV index are May, June, July, August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, March, April and December (UV index 6).
Average cloud cover
São Sebastião da Boa Vista, Brazil
The months with the most cloud cover are March and April (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility
São Sebastião da Boa Vista, Brazil
The months with the highest visibility are October and November (10km).
The months with the lowest visibility are March and April (6km).
