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
January
Weather in January
Temperature
Rio Fortuna experiences a recorded average high-temperature of a still warm 28.6°C (83.5°F) in January, closely aligned with December's 27.8°C (82°F). January in Rio Fortuna, Brazil, is noted for a mean low-temperature of 19.7°C (67.5°F).Heat index
The heat index value for January is calculated to be a tropical 34°C (93.2°F). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.Bear in mind that the heat index values are determined for shaded areas and light breezes. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', marries air temperature and humidity to produce a value illustrating perceived warmth. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
Humidity
In January, the average relative humidity in Rio Fortuna is 82%.Rainfall
The month with the most rainfall is January, when the rain falls for 18.5 days and typically aggregates up to 106mm (4.17") of precipitation.Daylight
In January, the average length of the day is 13h and 41min.On the first day of the month, sunrise is at 05:22 and sunset at 19:16. On the last day of January, sunrise is at 05:47 and sunset at 19:12 -03.
Sunshine
In January, the average sunshine in Rio Fortuna is 7.3h.UV index
January through March and December, with an average maximum UV index of 6, are months with the highest UV index in Rio Fortuna. 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: An average UV index of 6 in January transforms into this advice:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in Rio Fortuna in January?
What is the average humidity in January in Rio Fortuna?
What is the wettest month in Rio Fortuna?
How many days does it rain in January in Rio Fortuna?
What is the average length of the day in January in Rio Fortuna?
When is the sunrise / sunset in January in Rio Fortuna?
How many hours of sunshine does Rio Fortuna have in January?
What are the months with the highest UV index in Rio Fortuna?
What is the UV index reading in January in Rio Fortuna?
Average temperature in January
Rio Fortuna, Brazil
- Average high temperature in January: 28.6°C
The warmest month (with the highest average high temperature) is February (28.8°C).
The month with the lowest average high temperature is July (19.8°C).
- Average low temperature in January: 19.7°C
The month with the highest average low temperature is February (19.9°C).
The coldest month (with the lowest average low temperature) is July (11.5°C).
Average pressure in January
Rio Fortuna, Brazil
- Average pressure in January: 1012.8mbar
The month with the highest atmospheric pressure is July (1020.1mbar).
The month with the lowest atmospheric pressure is December (1012.1mbar).
Average wind speed in January
Rio Fortuna, Brazil
- Average wind speed in January: 8.4km/h
The windiest months (with the highest average wind speed) are October and November (10.7km/h).
The calmest month (with the lowest average wind speed) is February (8.2km/h).
Average humidity in January
Rio Fortuna, Brazil
- Average humidity in January: 82%
The months with the highest relative humidity are March, May and June (83%).
The months with the lowest relative humidity are November and December (80%).
Average rainfall in January
Rio Fortuna, Brazil
- Average rainfall in January: 106mm
The wettest month (with the highest rainfall) is January (106mm).
The driest month (with the least rainfall) is November (47mm).
Average rainfall days in January
Rio Fortuna, Brazil
- Average rainfall days in January: 18.5 days
The month with the highest number of rainy days is February (19.1 days).
The month with the least rainy days is June (10.8 days).
Average daylight in January /
Average sunshine in January
Rio Fortuna, Brazil
- Average daylight in January: 13h and 4min
The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 24min).
- Average sunshine in January: 7h and 2min
The month with the most sunshine is June (Average sunshine: 7h and 30min).
The month with the least sunshine is October (Average sunshine: 6h and 54min).
Average sunshine days in January
Rio Fortuna, Brazil
- Average sunshine days in January: 9.4 days
The month with the most sunshine days is June (18.2 days).
The month with the least sunshine days is February (7.6 days).
Average UV index in January
Rio Fortuna, Brazil
- Average UV index in January: 6
The months with the highest UV index are January, February, March and December (UV index 6).
The month with the lowest UV index is July (UV index 4).
Average cloud cover in January
Rio Fortuna, Brazil
- Average cloud cover in January: 48
The months with the most cloud cover are January and October (Cloud cover 48).
The months with the least cloud cover are June and August (Cloud cover 37).
Average visibility in January
Rio Fortuna, Brazil
- Average visibility in January: 8km
The months with the highest visibility are July, August and November (9km).
The months with the lowest visibility are January, February, March, April, May, June, September, October and December (8km).
