January weather forecast
Rio dos Índios, Brazil

January

Weather in January

January, like December, in Rio dos Índios, Brazil, is a moderately hot summer month, with an average temperature varying between 17.8°C (64°F) and 28.4°C (83.1°F).

Temperature

Rio dos Índios sees its peak of temperatures during January and February, with an average high-temperature of 28.4°C (83.1°F).

Heat index

In January, the heat index is estimated at a hot 33°C (91.4°F). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.
The standards for the heat index are set for locations in shade and under light breezes. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', combines air temperature and relative humidity to represent a human perceived temperature equivalent. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.

Humidity

In Rio dos Índios, the average relative humidity in January is 82%.

Rainfall

In Rio dos Índios, in January, during 22.9 rainfall days, 147mm (5.79") of precipitation is typically accumulated. Throughout the year, there are 208.7 rainfall days, and 1557mm (61.3") of precipitation is accumulated.

Snowfall

January through June, September through December are months without snowfall.

Daylight

In January, the average length of the day is 13h and 38min.
On the first day of January, sunrise is at 05:39 and sunset at 19:29. On the last day of the month, sunrise is at 06:03 and sunset at 19:26 -03.

Sunshine

In January, the average sunshine is 8.4h.

UV index

January through March, with an average maximum UV index of 6, are months with the highest UV index in Rio dos Índios. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index, 6 in January, converts into the following recommendations:
Inhibit overexposure. Warding off sun damage is of utmost importance. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Stay sun-safe with clothing that is both closely woven and worn loosely.

Frequently asked questions

What time of the year is the hottest in Rio dos Índios?
January and February in Rio dos Índios are characterised by peak temperatures, with an average high of 28.4°C (83.1°F).
How hot is it in Rio dos Índios in January?
An average high-temperature, in January, in Rio dos Índios, is 28.4°C (83.1°F) and the average low-temperature is 17.8°C (64°F). In January, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, is estimated at 33°C (91.4°F).
What is the average humidity in January in Rio dos Índios?
The average relative humidity in January in Rio dos Índios, Brazil, is 82%.
How many days does it rain in January in Rio dos Índios?
In January, in Rio dos Índios, Brazil, the rain falls for 22.9 days. Throughout January, 147mm (5.79") of precipitation is accumulated.
When it does not snow in Rio dos Índios?
January through June, September through December are months without snowfall.
How many hours of daylight does Rio dos Índios have in January?
In Rio dos Índios, the average day length in January is 13h and 38min.
What time are sunrise and sunset in January in Rio dos Índios?
On the first day of January in Rio dos Índios, Brazil, sunrise is at 05:39 and sunset at 19:29. On the last day of the month, sunrise is at 06:03 and sunset at 19:26 -03.
How long on average sun shines in January in Rio dos Índios?
In Rio dos Índios, the average sunshine duration in January is 8.4h.
When is the highest UV index in Rio dos Índios?
January through March, with an average maximum UV index of 6, are months with the highest UV index in Rio dos Índios, Brazil.
What is the UV index reading in January in Rio dos Índios?
In Rio dos Índios, Brazil, the average daily maximum UV index in January is 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in January - Rio dos Índios, Brazil
Average temperature in January
Rio dos Índios, Brazil
  • Average high temperature in January: 28.4°C

The warmest months (with the highest average high temperature) are January and February (28.4°C).
The month with the lowest average high temperature is June (19.1°C).

  • Average low temperature in January: 17.8°C

The months with the highest average low temperature are January and February (17.8°C).
The coldest month (with the lowest average low temperature) is July (10.3°C).

Average pressure in January - Rio dos Índios, Brazil
Average pressure in January
Rio dos Índios, Brazil
  • Average pressure in January: 1012mbar

The month with the highest atmospheric pressure is July (1019.6mbar).
The month with the lowest atmospheric pressure is December (1011mbar).

Average wind speed in January - Rio dos Índios, Brazil
Average wind speed in January
Rio dos Índios, Brazil
  • Average wind speed in January: 8.1km/h

The windiest month (with the highest average wind speed) is August (9.3km/h).
The calmest month (with the lowest average wind speed) is March (7.7km/h).

Average humidity in January - Rio dos Índios, Brazil
Average humidity in January
Rio dos Índios, Brazil
  • Average humidity in January: 82%

The month with the highest relative humidity is June (87%).
The month with the lowest relative humidity is September (78%).

Average rainfall in January - Rio dos Índios, Brazil
Average rainfall in January
Rio dos Índios, Brazil
  • Average rainfall in January: 147mm

The wettest month (with the highest rainfall) is October (179mm).
The driest month (with the least rainfall) is August (79mm).

Average rainfall days in January - Rio dos Índios, Brazil
Average rainfall days in January
Rio dos Índios, Brazil
  • Average rainfall days in January: 22.9 days

The month with the highest number of rainy days is January (22.9 days).
The month with the least rainy days is August (12.5 days).

Average snowfall days in January - Rio dos Índios, Brazil
Average snowfall days in January
Rio dos Índios, Brazil
  • Average snowfall days in January: 0 days

The months with the highest number of snowfall days are July and August (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, September, October, November and December (0 days).

Average daylight in January / Average sunshine in January - Rio dos Índios, Brazil
Average daylight in January /
Average sunshine in January
Rio dos Índios, Brazil
  • Average daylight in January: 13h and 4min

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

  • Average sunshine in January: 8h and 2min

The month with the most sunshine is November (Average sunshine: 8h and 42min).
The months with the least sunshine are May and June (Average sunshine: 7h and 24min).

Average sunshine days in January - Rio dos Índios, Brazil
Average sunshine days in January
Rio dos Índios, Brazil
  • Average sunshine days in January: 7.3 days

The month with the most sunshine days is August (16.7 days).
The month with the least sunshine days is February (5 days).

Average UV index in January - Rio dos Índios, Brazil
Average UV index in January
Rio dos Índios, Brazil
  • Average UV index in January: 6

The months with the highest UV index are January, February and March (UV index 6).
The months with the lowest UV index are May, June and July (UV index 4).

Average cloud cover in January - Rio dos Índios, Brazil
Average cloud cover in January
Rio dos Índios, Brazil
  • Average cloud cover in January: 39

The month with the most cloud cover is May (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in January - Rio dos Índios, Brazil
Average visibility in January
Rio dos Índios, Brazil
  • Average visibility in January: 8km

The month with the highest visibility is August (9km).
The month with the lowest visibility is May (7km).

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