January weather forecastBarra do Ribeiro, Brazil
January weather for Barra do Ribeiro, Brazil: January is a tropical summer month in Barra do Ribeiro, Brazil, with temperature in the range of an average high of 30.1°C (86.2°F) and an average low of 20.2°C (68.4°F). Barra do Ribeiro witnesses its peak temperatures during January and February, when the average high-temperature reaches 30.1°C (86.2°F).
January
Weather in January
January is a tropical summer month in Barra do Ribeiro, Brazil, with temperature in the range of an average high of 30.1°C (86.2°F) and an average low of 20.2°C (68.4°F).Temperature
The warmest period is usually observed in January and February, with the average high-temperature peaking at 30.1°C (86.2°F).Heat index
During January, the heat index is appraised at a very hot 37°C (98.6°F). Ensure heightened precautions, risk of heat cramps and heat exhaustion is significant. Sustained activity could provoke heatstroke.When referencing the heat index, its values are suitable for shady environments and light breezes. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', integrates the air's temperature and its humidity to showcase the felt temperature by people. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
Perspiration, followed by sweat evaporation, is the human body's chief method to maintain a balanced temperature. An elevated level of relative humidity hinders evaporation, leading to decreased heat elimination from the body, inducing a sensation of excess heat. Heat-related disorders may develop if heat gain in the body overshadows its cooling capacity, leading to elevated temperatures.
Humidity
The average relative humidity in January is 75%.Rainfall
In Barra do Ribeiro, in January, during 17 rainfall days, 71mm (2.8") of precipitation is typically accumulated. In Barra do Ribeiro, during the entire year, the rain falls for 162.4 days and collects up to 881mm (34.69") of precipitation.Daylight
In Barra do Ribeiro, Brazil, the average length of the day in January is 13h and 50min.On the first day of January, sunrise is at 05:26 and sunset at 19:30. On the last day of the month, sunrise is at 05:52 and sunset at 19:25 -03.
Sunshine
In Barra do Ribeiro, the average sunshine in January is 8.5h.UV index
The average daily maximum UV index in January is 6. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In January, an average UV index of 6 transforms into the following instructions:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Barra do Ribeiro, Brazil
- Average high temperature in January: 30.1°C
The warmest months (with the highest average high temperature) are January and February (30.1°C).
The month with the lowest average high temperature is July (18.3°C).
- Average low temperature in January: 20.2°C
The month with the highest average low temperature is February (20.3°C).
The coldest month (with the lowest average low temperature) is July (10.5°C).
Average pressure in January
Barra do Ribeiro, Brazil
- Average pressure in January: 1012.2mbar
The month with the highest atmospheric pressure is July (1019.8mbar).
The month with the lowest atmospheric pressure is December (1011.4mbar).
Average wind speed in January
Barra do Ribeiro, Brazil
- Average wind speed in January: 12.4km/h
The windiest month (with the highest average wind speed) is October (13km/h).
The calmest month (with the lowest average wind speed) is May (10.7km/h).
Average humidity in January
Barra do Ribeiro, Brazil
- Average humidity in January: 75%
The month with the highest relative humidity is June (82%).
The month with the lowest relative humidity is December (73%).
Average rainfall in January
Barra do Ribeiro, Brazil
- Average rainfall in January: 71mm
The wettest month (with the highest rainfall) is July (101mm).
The driest month (with the least rainfall) is April (46mm).
Average rainfall days in January
Barra do Ribeiro, Brazil
- Average rainfall days in January: 17 days
The month with the highest number of rainy days is January (17 days).
The month with the least rainy days is June (10.9 days).
Average daylight in January /
Average sunshine in January
Barra do Ribeiro, Brazil
- Average daylight in January: 13h and 48min
The month with the longest days is December (Average daylight: 14h and 6min).
The month with the shortest days is June (Average daylight: 10h and 12min).
- Average sunshine in January: 8h and 30min
The month with the most sunshine is December (Average sunshine: 8h and 36min).
The month with the least sunshine is September (Average sunshine: 7h and 18min).
Average sunshine days in January
Barra do Ribeiro, Brazil
- Average sunshine days in January: 12.6 days
The month with the most sunshine days is May (18.1 days).
The month with the least sunshine days is February (12.3 days).
Average UV index in January
Barra do Ribeiro, Brazil
- Average UV index in January: 6
The month with the highest UV index is December (UV index 7).
The months with the lowest UV index are May, June and July (UV index 4).
Average cloud cover in January
Barra do Ribeiro, Brazil
- Average cloud cover in January: 33
The month with the most cloud cover is September (Cloud cover 39).
The month with the least cloud cover is November (Cloud cover 29).
Average visibility in January
Barra do Ribeiro, Brazil
- Average visibility in January: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).





