October weather forecast
São João da Barra, Brazil

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Weather in October

October, like September, in São João da Barra, Brazil, is a moderately hot spring month, with an average temperature ranging between min 21.8°C (71.2°F) and max 25.7°C (78.3°F).

Temperature

São João da Barra, Brazil, measures an average high-temperature of a still moderately hot 25.7°C (78.3°F) in October, nearly consistent with the preceding month. In São João da Barra, a slight decrease from the daytime peak is noted during the month of October, with an average low-temperature of 21.8°C (71.2°F).

Humidity

In October, the average relative humidity is 80%.

Rainfall

In São João da Barra, in October, during 16.4 rainfall days, 63mm (2.48") of precipitation is typically accumulated. Throughout the year, there are 169.1 rainfall days, and 753mm (29.65") of precipitation is accumulated.

Daylight

The average length of the day in October in São João da Barra is 12h and 36min.
On the first day of October in São João da Barra, sunrise is at 05:24 and sunset at 17:42. On the last day of the month, sunrise is at 05:00 and sunset at 17:54 -03.

Sunshine

With an average of 7.5h of sunshine, October has the least sunshine of the year in São João da Barra.

UV index

March through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: An average UV index of 6 in October transforms into this advice:
Take precautions against overexposure. Protection against sun damage is needed. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Updated: Feb 2, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the temperature in October in São João da Barra?

The high-temperature, in October, in São João da Barra, records 25.7°C (78.3°F), while the low-temperature is 21.8°C (71.2°F). In March, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is evaluated at 33°C (91.4°F).

What is the average humidity in October in São João da Barra?

The average relative humidity in October is 80%.

How much does it rain in São João da Barra in October?

In São João da Barra, in October, during 16.4 rainfall days, 63mm (2.48") of precipitation is typically accumulated.

What is the average length of the day in October in São João da Barra?

In October, the average day length in São João da Barra, Brazil, is 12h and 36min.

When are sunrise and sunset in October in São João da Barra?

In October, on the first day of the month, sunrise is at 05:24 and sunset at 17:42. On the last day of the month, in São João da Barra, Brazil, sunrise is at 05:00 and sunset at 17:54 -03.

What is the month with the least sunshine in São João da Barra?

The month with the least sunshine is October, with an average of 7.5h of sunshine.

How long on average sun shines in October in São João da Barra?

In October, the average sunshine duration in São João da Barra, Brazil, is 7.5h.

What is the month with the lowest UV index in São João da Barra?

The months with the lowest UV index in São João da Barra are March through December, with an average maximum UV index of 6.

What is the UV index reading in October in São João da Barra?

In October, the average daily maximum UV index in São João da Barra is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to Sun's UV rays.

Average temperature in October
São João da Barra, Brazil

Average temperature in October - São João da Barra, Brazil
  • Average high temperature in October: 25.7°C

The warmest month (with the highest average high temperature) is February (28.9°C).
The month with the lowest average high temperature is August (23.9°C).

  • Average low temperature in October: 21.8°C

The month with the highest average low temperature is February (24.1°C).
The coldest months (with the lowest average low temperature) are July and August (20°C).

Average pressure in October
São João da Barra, Brazil

Average pressure in October - São João da Barra, Brazil
  • Average pressure in October: 1015.6mbar

The month with the highest atmospheric pressure is July (1020.8mbar).
The month with the lowest atmospheric pressure is December (1012.4mbar).

Average wind speed in October
São João da Barra, Brazil

Average wind speed in October - São João da Barra, Brazil
  • Average wind speed in October: 19.5km/h

The windiest month (with the highest average wind speed) is September (19.6km/h).
The calmest month (with the lowest average wind speed) is April (12.6km/h).

Average humidity in October
São João da Barra, Brazil

Average humidity in October - São João da Barra, Brazil
  • Average humidity in October: 80%

The month with the highest relative humidity is December (83%).
The month with the lowest relative humidity is August (76%).

Average rainfall in October
São João da Barra, Brazil

Average rainfall in October - São João da Barra, Brazil
  • Average rainfall in October: 63mm

The wettest month (with the highest rainfall) is November (128mm).
The driest month (with the least rainfall) is July (21mm).

Average rainfall days in October
São João da Barra, Brazil

Average rainfall days in October - São João da Barra, Brazil
  • Average rainfall days in October: 16.4 days

The month with the highest number of rainy days is March (19.6 days).
The month with the least rainy days is June (10.1 days).

Average daylight in October /
Average sunshine in October
São João da Barra, Brazil

Average daylight in October / Average sunshine in October - São João da Barra, Brazil
  • Average daylight in October: 12h and 4min

The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 48min).

  • Average sunshine in October: 7h and 3min

The month with the most sunshine is February (Average sunshine: 9h and 6min).
The month with the least sunshine is October (Average sunshine: 7h and 30min).

Average sunshine days in October
São João da Barra, Brazil

Average sunshine days in October - São João da Barra, Brazil
  • Average sunshine days in October: 12.1 days

The month with the most sunshine days is July (18.1 days).
The month with the least sunshine days is November (8.8 days).

Average UV index in October
São João da Barra, Brazil

Average UV index in October - São João da Barra, Brazil
  • Average UV index in October: 6

The months with the highest UV index are January and February (UV index 7).
The months with the lowest UV index are March, April, May, June, July, August, September, October, November and December (UV index 6).

Average cloud cover in October
São João da Barra, Brazil

Average cloud cover in October - São João da Barra, Brazil
  • Average cloud cover in October: 43

The month with the most cloud cover is November (Cloud cover 49).
The month with the least cloud cover is February (Cloud cover 27).

Average visibility in October
São João da Barra, Brazil

Average visibility in October - São João da Barra, Brazil
  • Average visibility in October: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

São João da Barra, Brazil

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