February weather forecast
Cuiabá, Brazil

As Cuiabá moves into February, a continuation of the high temperatures and humidity from January is evident. Maximum temperatures remained unaltered at 32.6°C (90.7°F), upholding the city's reputation for high heat. However, this doesn't make February an unfavorable month, but instead presents an opportunity to enjoy a variety of outdoor activities during the 12.6 hours of daylight. The changing weather patterns gradually usher in a transition from the summer heat and rains. Overall, February in Cuiabá provides a mix of climatic conditions to suit every taste.

Temperature

On starting February, Cuiabá exhibits an average high-temperature of a still hot 32.6°C (90.7°F), identical to the previous month. Cuiabá experiences an average nighttime temperature of 22.9°C (73.2°F) in the month of February.

Heat index

For most parts of February, the heat index is evaluated at a life-threatening hot 47°C (116.6°F). Be cautious: Heat exhaustion along with heat cramps are predicted. Heatstroke is a possible consequence of continuous physical effort.
Know that the heat index computations account for shaded terrains and slight winds. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is a composite of temperature and humidity figures to convey how warm it feels. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
When the body gets too warm, it perspires, leading to sweat evaporation which cools it down. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.

Humidity

February and March, with an average relative humidity of 80%, are the most humid months in Cuiabá.

Rainfall

In Cuiabá, in February, during 17 rainfall days, 199mm (7.83") of precipitation is typically accumulated. In Cuiabá, during the entire year, the rain falls for 124 days and collects up to 1315mm (51.77") of precipitation.

Daylight

In February, the average length of the day is 12h and 36min.
On the first day of the month, sunrise is at 05:34 and sunset at 18:21. On the last day of February, sunrise is at 05:44 and sunset at 18:08 -04.

Sunshine

In February, the average sunshine is 6h.

UV index

January through March, September through December, with an average maximum UV index of 12, are months with the highest UV index. A UV Index estimate of 11, and higher, represents an extreme threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 12 during February translates into the following directions:
Implement all key precautions. Warding off sun damage is critical. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. During bright days, sunglasses that offer UVA and UVB defense are recommended. Even when it's cloudy, ensure the generous application and frequent reapplication of a sunscreen with at least 30 SPF, particularly post swim or outdoor activity.