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
The arrival of January coincides with an average high-temperature of a still moderately hot 27.8°C (82°F), indicating a minimal shift from December's 28.6°C (83.5°F). January nights register a minor temperature decline, steadying at a still warm 24.2°C (75.6°F).Heat index
During January, the heat index is computed to be a hot 32°C (89.6°F). Long-lasting exposure and activity potentially induce a sense of weariness, with the risk of heat cramps.Heat index's context suggests values are appropriate for shady areas and slight breezes. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is found by incorporating humidity levels into the air temperature measurement. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are particularly relevant to babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
Humidity
In Roche Maman Pian, the average relative humidity in January is 82%.Rainfall
In Roche Maman Pian, French Guiana, in January, it is raining for 27.6 days, with typically 161mm (6.34") of accumulated precipitation. Throughout the year, in Roche Maman Pian, there are 288 rainfall days, and 1773mm (69.8") of precipitation is accumulated.Daylight
In Roche Maman Pian, the average length of the day in January is 11h and 52min.On the first day of January, sunrise is at 06:40 and sunset at 18:30. On the last day of the month, sunrise is at 06:48 and sunset at 18:42 -03.
Sunshine
The average sunshine in January in Roche Maman Pian, French Guiana, is 7.2h.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 of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 6 in January interprets into the following recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in January in Roche Maman Pian?
What is the average humidity in January in Roche Maman Pian?
How many days does it rain in January in Roche Maman Pian?
How many hours of daylight does Roche Maman Pian have in January?
What time are sunrise and sunset in January in Roche Maman Pian?
How many hours of sunshine does Roche Maman Pian have in January?
What are the months with the lowest UV index in Roche Maman Pian?
What is the UV index reading in January in Roche Maman Pian?
Average temperature in January
Roche Maman Pian, French Guiana
- Average high temperature in January: 27.8°C
The warmest months (with the highest average high temperature) are September and October (30.9°C).
The month with the lowest average high temperature is February (27.5°C).
- Average low temperature in January: 24.2°C
The month with the highest average low temperature is November (25.1°C).
The coldest month (with the lowest average low temperature) is January (24.2°C).
Average pressure in January
Roche Maman Pian, French Guiana
- Average pressure in January: 1011.9mbar
The months with the highest atmospheric pressure are June and July (1013.1mbar).
The month with the lowest atmospheric pressure is November (1009.7mbar).
Average wind speed in January
Roche Maman Pian, French Guiana
- Average wind speed in January: 14.3km/h
The windiest month (with the highest average wind speed) is February (15.3km/h).
The calmest month (with the lowest average wind speed) is July (9.7km/h).
Average humidity in January
Roche Maman Pian, French Guiana
- Average humidity in January: 82%
The months with the highest relative humidity are February and May (84%).
The months with the lowest relative humidity are September and October (77%).
Average rainfall in January
Roche Maman Pian, French Guiana
- Average rainfall in January: 161mm
The wettest month (with the highest rainfall) is May (279mm).
The driest month (with the least rainfall) is September (29mm).
Average rainfall days in January
Roche Maman Pian, French Guiana
- Average rainfall days in January: 27.6 days
The month with the highest number of rainy days is May (29.6 days).
The months with the least rainy days are September and October (14.3 days).
Average daylight in January /
Average sunshine in January
Roche Maman Pian, 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: 7h and 1min
The month with the most sunshine is September (Average sunshine: 9h and 18min).
The month with the least sunshine is February (Average sunshine: 5h and 48min).
Average sunshine days in January
Roche Maman Pian, French Guiana
- Average sunshine days in January: 1.4 days
The month with the most sunshine days is October (13.2 days).
The month with the least sunshine days is May (0.6 days).
Average UV index in January
Roche Maman Pian, 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
Roche Maman Pian, French Guiana
- Average cloud cover in January: 50
The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 25).
Average visibility in January
Roche Maman Pian, French Guiana
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, April, August, September, October, November and December (10km).
The months with the lowest visibility are May, June and July (9km).
