February weather forecast
Santa Isabel do Rio Negro, Brazil

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Weather in February

The last month of the summer, February, is another hot month in Santa Isabel do Rio Negro, Brazil, with an average temperature ranging between max 31.3°C (88.3°F) and min 22.6°C (72.7°F).

Temperature

Santa Isabel do Rio Negro's shift into February is marked by a subtle change to a still hot 31.3°C (88.3°F) from January's 31.5°C (88.7°F) in temperature. Throughout February, the average low-temperature records at an agreeable 22.6°C (72.7°F).

Heat index

February's mean heat index is calculated to be a blisteringly hot 43°C (109.4°F). Beware: Heat exhaustion along with heat cramps are on the cards. Heatstroke could result from sustained physical activity.
Data suggests that the heat index is set for environments in shade and with a light wind. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is achieved by amalgamating air temperature with the relative humidity readings. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.
Evaporating sweat is a key way the human body dispels excessive warmth, all thanks to the process of perspiration. When relative humidity increases, the body's capacity to evaporate heat decreases, leading to a heightened sense of warmth. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.

Humidity

In February, the average relative humidity in Santa Isabel do Rio Negro is 83%.

Rainfall

In Santa Isabel do Rio Negro, in February, during 22.6 rainfall days, 135mm (5.31") of precipitation is typically accumulated. Throughout the year, there are 308 rainfall days, and 1836mm (72.28") of precipitation is accumulated.

Daylight

The average length of the day in February in Santa Isabel do Rio Negro is 12h and 8min.
On the first day of the month, sunrise is at 06:29 and sunset at 18:37. On the last day of February, sunrise is at 06:28 and sunset at 18:36 -04.

Sunshine

In Santa Isabel do Rio Negro, the average sunshine in February is 6.6h.

UV index

January through June, with an average maximum UV index of 6, are months with the lowest UV index in Santa Isabel do Rio Negro, Brazil. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 6 in February translates into this advice:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Updated: Feb 3, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How hot does it get in Santa Isabel do Rio Negro in February?

In Santa Isabel do Rio Negro, in February, the average high-temperature is 31.3°C (88.3°F), and the average low-temperature is 22.6°C (72.7°F). In February, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is calculated to be 43°C (109.4°F).

What is the average humidity in February in Santa Isabel do Rio Negro?

In February, the average relative humidity in Santa Isabel do Rio Negro is 83%.

How much does it rain in Santa Isabel do Rio Negro in February?

In Santa Isabel do Rio Negro, during February, the rain falls for 22.6 days and regularly aggregates up to 135mm (5.31") of precipitation.

What is the average length of the day in February in Santa Isabel do Rio Negro?

The average day length in February in Santa Isabel do Rio Negro, Brazil, is 12h and 8min.

When is the sunrise / sunset in February in Santa Isabel do Rio Negro?

On the first day of February, sunrise is at 06:29 and sunset at 18:37. On the last day of the month, sunrise is at 06:28 and sunset at 18:36 -04.

How many hours of sunshine does Santa Isabel do Rio Negro have in February?

In Santa Isabel do Rio Negro, Brazil, the average sunshine duration in February is 6.6h.

What are the months with the lowest UV index in Santa Isabel do Rio Negro?

January through June, with an average maximum UV index of 6, are months with the lowest UV index in Santa Isabel do Rio Negro.

What is the UV index intensity in February in Santa Isabel do Rio Negro?

In February, the average daily maximum UV index in Santa Isabel do Rio Negro is 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to Sun's UV rays.

Average temperature in February
Santa Isabel do Rio Negro, Brazil

Average temperature in February - Santa Isabel do Rio Negro, Brazil
  • Average high temperature in February: 31.3°C

The warmest month (with the highest average high temperature) is September (33.5°C).
The month with the lowest average high temperature is May (29.7°C).

  • Average low temperature in February: 22.6°C

The month with the highest average low temperature is October (23.3°C).
The coldest month (with the lowest average low temperature) is July (21.3°C).

Average pressure in February
Santa Isabel do Rio Negro, Brazil

Average pressure in February - Santa Isabel do Rio Negro, Brazil
  • Average pressure in February: 1009.7mbar

The month with the highest atmospheric pressure is July (1013mbar).
The month with the lowest atmospheric pressure is November (1008.4mbar).

Average wind speed in February
Santa Isabel do Rio Negro, Brazil

Average wind speed in February - Santa Isabel do Rio Negro, Brazil
  • Average wind speed in February: 4.3km/h

The windiest month (with the highest average wind speed) is February (4.3km/h).
The calmest months (with the lowest average wind speed) are May and June (3.5km/h).

Average humidity in February
Santa Isabel do Rio Negro, Brazil

Average humidity in February - Santa Isabel do Rio Negro, Brazil
  • Average humidity in February: 83%

The month with the highest relative humidity is May (91%).
The month with the lowest relative humidity is September (76%).

Average rainfall in February
Santa Isabel do Rio Negro, Brazil

Average rainfall in February - Santa Isabel do Rio Negro, Brazil
  • Average rainfall in February: 135mm

The wettest month (with the highest rainfall) is May (242mm).
The driest month (with the least rainfall) is September (75mm).

Average rainfall days in February
Santa Isabel do Rio Negro, Brazil

Average rainfall days in February - Santa Isabel do Rio Negro, Brazil
  • Average rainfall days in February: 22.6 days

The month with the highest number of rainy days is May (29.5 days).
The month with the least rainy days is September (21.9 days).

Average daylight in February /
Average sunshine in February
Santa Isabel do Rio Negro, Brazil

Average daylight in February / Average sunshine in February - Santa Isabel do Rio Negro, Brazil
  • Average daylight in February: 12h and 1min

The month with the longest days is December (Average daylight: 12h and 6min).
The month with the shortest days is June (Average daylight: 12h and 6min).

  • Average sunshine in February: 6h and 4min

The month with the most sunshine is September (Average sunshine: 8h and 24min).
The month with the least sunshine is May (Average sunshine: 5h and 6min).

Average sunshine days in February
Santa Isabel do Rio Negro, Brazil

Average sunshine days in February - Santa Isabel do Rio Negro, Brazil
  • Average sunshine days in February: 4.8 days

The month with the most sunshine days is August (7.3 days).
The months with the least sunshine days are May and June (1.1 days).

Average UV index in February
Santa Isabel do Rio Negro, Brazil

Average UV index in February - Santa Isabel do Rio Negro, Brazil
  • Average UV index in February: 6

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

Average cloud cover in February
Santa Isabel do Rio Negro, Brazil

Average cloud cover in February - Santa Isabel do Rio Negro, Brazil
  • Average cloud cover in February: 59

The month with the most cloud cover is May (Cloud cover 72).
The month with the least cloud cover is September (Cloud cover 42).

Average visibility in February
Santa Isabel do Rio Negro, Brazil

Average visibility in February - Santa Isabel do Rio Negro, Brazil
  • Average visibility in February: 7km

The months with the highest visibility are August, September and October (8km).
The month with the lowest visibility is May (5km).

Santa Isabel do Rio Negro, Brazil

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