January weather forecast
São José dos Campos, Brazil

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Weather in January

January in São José dos Campos, Brazil, initiates the calendar with considerable humidity and rainfall, with an average of 194mm (7.64") spread across 26 days. It is one of the warmer months although it slightly trails the next months in temperature metrics. The skies are relatively cloudy with reduced visibility, so be sure to pack an umbrella and sunscreen. The UV index at this time is moderate, which shouldn't pose too much of a threat. Overall, January brings a mix of warm temperatures and heavy rainfall to the region.

Temperature

During January, São José dos Campos observes a subtle ascent to a still moderately hot 26.3°C (79.3°F) from December's 26.5°C (79.7°F) in the average high-temperature. São José dos Campos experiences a nighttime temperature average of 18.1°C (64.6°F) during January.

Humidity

In January, the average relative humidity in São José dos Campos is 87%.

Rainfall

The month with the most rainfall in São José dos Campos is January, when the rain falls for 26 days and typically aggregates up to 194mm (7.64") of precipitation.

Daylight

The average length of the day in January is 13h and 22min.
On the first day of the month, sunrise is at 05:20 and sunset at 18:53. On the last day of January, sunrise is at 05:42 and sunset at 18:51 -03.

Sunshine

In São José dos Campos, Brazil, the average sunshine in January is 7.2h.

UV index

The months with the highest UV index are January and October, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In January, a regular UV index of 6 translates into these guidelines:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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Frequently asked questions

What is the temperature in January in São José dos Campos?

The average high-temperature, in January, in São José dos Campos, is 26.3°C (79.3°F), while the average low-temperature is 18.1°C (64.6°F).

What is the average humidity in January in São José dos Campos?

In São José dos Campos, Brazil, the average relative humidity in January is 87%.

What is the wettest month in São José dos Campos?

January is the month with the most rainfall. Rain falls for 26 days and accumulates 194mm (7.64") of precipitation.

How many days does it rain in January in São José dos Campos?

In São José dos Campos, Brazil, in January, it is raining for 26 days, with typically 194mm (7.64") of accumulated precipitation.

What is the average length of the day in January in São José dos Campos?

The average day length in January in São José dos Campos, Brazil, is 13h and 22min.

When is the sunrise / sunset in January in São José dos Campos?

In January, on the first day of the month, sunrise is at 05:20 and sunset at 18:53. On the last day of the month, in São José dos Campos, Brazil, sunrise is at 05:42 and sunset at 18:51 -03.

How many hours of sunshine does São José dos Campos have in January?

In São José dos Campos, the average sunshine duration in January is 7.2h.

What is the month with the highest UV index in São José dos Campos?

January and October, with an average maximum UV index of 6, are months with the highest UV index.

How high is the UV index in January in São José dos Campos?

The average daily maximum UV index in January in São José dos Campos is 6. A UV Index reading of 6 to 7 represents a high health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
São José dos Campos, Brazil

Average temperature in January - São José dos Campos, Brazil
  • Average high temperature in January: 26.3°C

The warmest month (with the highest average high temperature) is February (26.8°C).
The month with the lowest average high temperature is June (21.1°C).

  • Average low temperature in January: 18.1°C

The month with the highest average low temperature is January (18.1°C).
The coldest month (with the lowest average low temperature) is July (12.2°C).

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Average pressure in January
São José dos Campos, Brazil

Average pressure in January - São José dos Campos, Brazil
  • Average pressure in January: 1013mbar

The month with the highest atmospheric pressure is July (1020.4mbar).
The month with the lowest atmospheric pressure is December (1012.1mbar).

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Average wind speed in January
São José dos Campos, Brazil

Average wind speed in January - São José dos Campos, Brazil
  • Average wind speed in January: 6.3km/h

The windiest months (with the highest average wind speed) are October and November (7.5km/h).
The calmest month (with the lowest average wind speed) is February (6.1km/h).

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Average humidity in January
São José dos Campos, Brazil

Average humidity in January - São José dos Campos, Brazil
  • Average humidity in January: 87%

The month with the highest relative humidity is March (89%).
The months with the lowest relative humidity are August and September (77%).

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Average rainfall in January
São José dos Campos, Brazil

Average rainfall in January - São José dos Campos, Brazil
  • Average rainfall in January: 194mm

The wettest month (with the highest rainfall) is January (194mm).
The driest month (with the least rainfall) is August (35mm).

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Average rainfall days in January
São José dos Campos, Brazil

Average rainfall days in January - São José dos Campos, Brazil
  • Average rainfall days in January: 26 days

The month with the highest number of rainy days is January (26 days).
The month with the least rainy days is August (10.1 days).

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Average daylight in January /
Average sunshine in January
São José dos Campos, Brazil

Average daylight in January / Average sunshine in January - São José dos Campos, Brazil
  • Average daylight in January: 13h and 2min

The month with the longest days is December (Average daylight: 13h and 30min).
The month with the shortest days is June (Average daylight: 10h and 42min).

  • Average sunshine in January: 7h and 1min

The month with the most sunshine is September (Average sunshine: 8h and 12min).
The months with the least sunshine are April and November (Average sunshine: 7h and 0min).

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Average sunshine days in January
São José dos Campos, Brazil

Average sunshine days in January - São José dos Campos, Brazil
  • Average sunshine days in January: 4 days

The month with the most sunshine days is August (17.5 days).
The month with the least sunshine days is February (3.2 days).

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Average UV index in January
São José dos Campos, Brazil

Average UV index in January - São José dos Campos, Brazil
  • Average UV index in January: 6

The months with the highest UV index are January and October (UV index 6).
The months with the lowest UV index are February, March, April, May, June, July, August, September, November and December (UV index 5).

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Average cloud cover in January
São José dos Campos, Brazil

Average cloud cover in January - São José dos Campos, Brazil
  • Average cloud cover in January: 56

The month with the most cloud cover is March (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in January
São José dos Campos, Brazil

Average visibility in January - São José dos Campos, Brazil
  • Average visibility in January: 7km

The months with the highest visibility are July, August, September and October (8km).
The months with the lowest visibility are March, April and May (6km).

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São José dos Campos, Brazil

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