January weather forecast
Wempi, French Guiana

The weather in Wempi begins to heat up in January, transitioning from the end of the year temperatures. Rain showers are frequent, with rainfall reaching up to 86mm (3.39") over an average of 26.8 days. This month marks the beginning of the region's warm and humid phase. Despite the relatively high humidity and rainfall, the amount of sunshine increases, facilitating outdoor activities. The gentle winds make the weather pleasant, even though the humidity is quite high.

Temperature

January welcomes an average high-temperature of a moderately hot 29.7°C (85.5°F), not much different from the preceding month. Wempi's temperature drops to an average low of 20.8°C (69.4°F) during the nights of January.

Heat index

The heat index value during January is appraised at a fiery hot 39°C (102.2°F). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', comes about by integrating the temperature readings with the humidity levels. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
When temperatures rise, the human body turns to perspiration, using the cooling power of evaporating sweat. With high air temperature and humidity (high heat index) conditions, sweat production is restricted, leading to an amplified perception of heat. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.

Humidity

In Wempi, the average relative humidity in January is 87%.

Rainfall

In Wempi, in January, during 26.8 rainfall days, 86mm (3.39") of precipitation is typically accumulated. Throughout the year, in Wempi, there are 265.5 rainfall days, and 1078mm (42.44") of precipitation is accumulated.

Daylight

In Wempi, the average length of the day in January is 11h and 57min.
On the first day of January, sunrise is at 06:41 and sunset at 18:37. On the last day of the month, sunrise is at 06:49 and sunset at 18:48 -03.

Sunshine

The average sunshine in January is 4.9h.

UV index

The months with the lowest UV index are January, March and December, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: A maximum high daily UV index of 5 during January translates into the following directions:
Prioritize safety - Suggestions to prevent sun damage are offered. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.