January weather forecast
Biguiston, French Guiana

January

Weather in January

January, the same as December, is a moderately hot winter month in Biguiston, French Guiana, with an average temperature fluctuating between 22.4°C (72.3°F) and 29.4°C (84.9°F).

Temperature

The beginning of January records an average high-temperature of a moderately hot 29.4°C (84.9°F), marking a negligible difference from December's 30.2°C (86.4°F). During January, Biguiston records a consistent average nighttime temperature of 22.4°C (72.3°F).

Heat index

The heat index for January is evaluated at a fiery hot 36°C (96.8°F). Take more caution, heat exhaustion and heat cramps may occur. Long-lasting activity may cause heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
Perspiring is how the human body naturally cools down, as sweat's evaporation takes away excess heat. Relative humidity in excess curtails evaporation, therefore reducing heat dissipation from the body, leading to feelings of excess heat. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

The average relative humidity in January in Biguiston, French Guiana, is 82%.

Rainfall

In January, in Biguiston, the rain falls for 23.6 days. Throughout January, 54mm (2.13") of precipitation is accumulated. Throughout the year, there are 253 rainfall days, and 878mm (34.57") of precipitation is accumulated.

Daylight

In January, the average length of the day is 11h and 51min.
On the first day of the month, sunrise is at 06:45 and sunset at 18:34. On the last day of January, sunrise is at 06:53 and sunset at 18:46 -03.

Sunshine

In January, the average sunshine in Biguiston is 6.3h.

UV index

January through June and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The UV index of 6 during January leads to these advisories:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.

Frequently asked questions

How hot is it in Biguiston in January?
The high-temperature, in January, in Biguiston, records 29.4°C (84.9°F), while the low-temperature is 22.4°C (72.3°F). In January, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, is evaluated at 36°C (96.8°F).
What is the average humidity in January in Biguiston?
The average relative humidity in January in Biguiston is 82%.
How much does it rain in Biguiston in January?
In Biguiston, in January, during 23.6 rainfall days, 54mm (2.13") of precipitation is typically accumulated.
What is the average length of the day in January in Biguiston?
The average day length in January is 11h and 51min.
What time are sunrise and sunset in January in Biguiston?
On the first day of January, sunrise is at 06:45 and sunset at 18:34. On the last day of the month, sunrise is at 06:53 and sunset at 18:46 -03.
How many hours of sunshine does Biguiston have in January?
The average sunshine duration in January in Biguiston, French Guiana, is 6.3h.
When is the lowest UV index in Biguiston?
The months with the lowest UV index in Biguiston, French Guiana, are January through June and December, with an average maximum UV index of 6.
What is the UV index reading in January in Biguiston?
In Biguiston, the average daily maximum UV index in January is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in January - Biguiston, French Guiana
Average temperature in January
Biguiston, French Guiana
  • Average high temperature in January: 29.4°C

The warmest month (with the highest average high temperature) is October (33.1°C).
The month with the lowest average high temperature is February (29.1°C).

  • Average low temperature in January: 22.4°C

The month with the highest average low temperature is May (23.3°C).
The coldest month (with the lowest average low temperature) is July (22.2°C).

Average pressure in January - Biguiston, French Guiana
Average pressure in January
Biguiston, French Guiana
  • Average pressure in January: 1012mbar

The months with the highest atmospheric pressure are June and July (1012.9mbar).
The month with the lowest atmospheric pressure is November (1009.5mbar).

Average wind speed in January - Biguiston, French Guiana
Average wind speed in January
Biguiston, French Guiana
  • Average wind speed in January: 9.1km/h

The windiest months (with the highest average wind speed) are February and March (9.5km/h).
The calmest month (with the lowest average wind speed) is July (6.4km/h).

Average humidity in January - Biguiston, French Guiana
Average humidity in January
Biguiston, French Guiana
  • Average humidity in January: 82%

The month with the highest relative humidity is June (88%).
The month with the lowest relative humidity is October (77%).

Average rainfall in January - Biguiston, French Guiana
Average rainfall in January
Biguiston, French Guiana
  • Average rainfall in January: 54mm

The wettest month (with the highest rainfall) is May (137mm).
The driest month (with the least rainfall) is October (23mm).

Average rainfall days in January - Biguiston, French Guiana
Average rainfall days in January
Biguiston, French Guiana
  • Average rainfall days in January: 23.6 days

The month with the highest number of rainy days is May (28 days).
The month with the least rainy days is September (11.5 days).

Average daylight in January / Average sunshine in January - Biguiston, French Guiana
Average daylight in January /
Average sunshine in January
Biguiston, French Guiana
  • Average daylight in January: 11h and 5min

The month with the longest days is June (Average daylight: 12h and 24min).
The month with the shortest days is December (Average daylight: 11h and 48min).

  • Average sunshine in January: 6h and 2min

The month with the most sunshine is September (Average sunshine: 9h and 6min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

Average sunshine days in January - Biguiston, French Guiana
Average sunshine days in January
Biguiston, French Guiana
  • Average sunshine days in January: 4.8 days

The month with the most sunshine days is October (16 days).
The month with the least sunshine days is May (1.8 days).

Average UV index in January - Biguiston, French Guiana
Average UV index in January
Biguiston, French Guiana
  • Average UV index in January: 6

The months with the highest UV index are July, August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June and December (UV index 6).

Average cloud cover in January - Biguiston, French Guiana
Average cloud cover in January
Biguiston, French Guiana
  • Average cloud cover in January: 54

The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is September (Cloud cover 34).

Average visibility in January - Biguiston, French Guiana
Average visibility in January
Biguiston, French Guiana
  • Average visibility in January: 8km

The months with the highest visibility are February, March and April (9km).
The months with the lowest visibility are June, July and August (7km).

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