Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
Rio Casca's shift into January establishes the average high temperature at a still warm 27.1°C (80.8°F), identical to December's climate. The mean low-temperature during January nights in Rio Casca is a comfortable 18.6°C (65.5°F).Heat index
In January, the average heat index is appraised at a tropical 31°C (87.8°F). Extended exposure and activity might lead to tiredness, potentially resulting in heat cramps.Always consider that heat index estimations are for light winds and places in the shade. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', takes into account both air temperature and humidity to illustrate what people actually feel. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
Humidity
In Rio Casca, Brazil, the average relative humidity in January is 86%.Rainfall
In Rio Casca, during January, the rain falls for 23.2 days and regularly aggregates up to 153mm (6.02") of precipitation. In Rio Casca, during the entire year, the rain falls for 212.2 days and collects up to 1103mm (43.43") of precipitation.Daylight
In Rio Casca, the average length of the day in January is 13h and 11min.On the first day of the month, sunrise is at 05:13 and sunset at 18:33. On the last day of January, in Rio Casca, sunrise is at 05:33 and sunset at 18:34 -03.
Sunshine
In Rio Casca, the average sunshine in January is 7.3h.UV index
The month with the highest UV index in Rio Casca is January, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In January, the maximum UV index of 6 suggests this advice:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Frequently asked questions
What are the temperatures in Rio Casca in January?
What is the average humidity in January in Rio Casca?
How much does it rain in Rio Casca in January?
How many hours of daylight does Rio Casca have in January?
When are sunrise and sunset in January in Rio Casca?
How many hours of sunshine does Rio Casca have in January?
When is the highest UV index in Rio Casca?
What is the UV index reading in January in Rio Casca?
Average temperature in January
Rio Casca, Brazil
- Average high temperature in January: 27.1°C
The warmest month (with the highest average high temperature) is October (27.5°C).
The month with the lowest average high temperature is June (22.9°C).
- Average low temperature in January: 18.6°C
The month with the highest average low temperature is December (18.8°C).
The coldest month (with the lowest average low temperature) is July (13.1°C).
Average pressure in January
Rio Casca, Brazil
- Average pressure in January: 1014.1mbar
The month with the highest atmospheric pressure is July (1021.2mbar).
The month with the lowest atmospheric pressure is December (1012.9mbar).
Average wind speed in January
Rio Casca, Brazil
- Average wind speed in January: 7.3km/h
The windiest months (with the highest average wind speed) are September and October (8.3km/h).
The calmest months (with the lowest average wind speed) are April and May (5.6km/h).
Average humidity in January
Rio Casca, Brazil
- Average humidity in January: 86%
The months with the highest relative humidity are March and April (88%).
The month with the lowest relative humidity is September (71%).
Average rainfall in January
Rio Casca, Brazil
- Average rainfall in January: 153mm
The wettest month (with the highest rainfall) is December (206mm).
The driest month (with the least rainfall) is July (9mm).
Average rainfall days in January
Rio Casca, Brazil
- Average rainfall days in January: 23.2 days
The month with the highest number of rainy days is December (26.6 days).
The month with the least rainy days is August (7.9 days).
Average daylight in January /
Average sunshine in January
Rio Casca, Brazil
- Average daylight in January: 13h and 1min
The month with the longest days is December (Average daylight: 13h and 18min).
The month with the shortest days is June (Average daylight: 10h and 54min).
- Average sunshine in January: 7h and 2min
The month with the most sunshine is September (Average sunshine: 8h and 30min).
The month with the least sunshine is November (Average sunshine: 6h and 36min).
Average sunshine days in January
Rio Casca, Brazil
- Average sunshine days in January: 5.2 days
The month with the most sunshine days is August (19.4 days).
The month with the least sunshine days is December (2.2 days).
Average UV index in January
Rio Casca, Brazil
- Average UV index in January: 6
The month with the highest UV index is January (UV index 6).
The months with the lowest UV index are February, March, April, May, June, July, August, September, October, November and December (UV index 5).
Average cloud cover in January
Rio Casca, Brazil
- Average cloud cover in January: 57
The months with the most cloud cover are March, April, November and December (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 35).
Average visibility in January
Rio Casca, Brazil
- Average visibility in January: 7km
The months with the highest visibility are August, September and October (9km).
The months with the lowest visibility are April and May (6km).
Rio Casca, Brazil
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