Climate and monthly weather forecastTrois Rois, French Guiana
Climate and monthly weather forecast
Weather in January
January, the same as December, is a moderately hot winter month in Trois Rois, French Guiana, with temperature in the range of an average low of 24°C (75.2°F) and an average high of 28°C (82.4°F). The onset of January notes an average high-temperature of a still warm 28°C (82.4°F), subtly shifted from December's 28.8°C (83.8°F). Weather in January »Weather in February
The last month of the winter, February, is also a moderately hot month in Trois Rois, French Guiana, with an average temperature fluctuating between 23.9°C (75°F) and 27.7°C (81.9°F). The month of February, characterized by an average high of 27.7°C (81.9°F) and a low of 23.9°C (75°F), is recognized as the coldest. In February, the heat index is evaluated at a hot 32°C (89.6°F). Weather in February »Weather in March
March, the first month of the spring in Trois Rois, is still a warm month, with an average temperature fluctuating between 24.2°C (75.6°F) and 28.3°C (82.9°F). March's arrival brings an average high-temperature of a still moderately hot 28.3°C (82.9°F), demonstrating subtle variation from the preceding month. Weather in March »Weather in April
April, the same as March, is another warm spring month in Trois Rois, French Guiana, with an average temperature ranging between min 24.7°C (76.5°F) and max 28.5°C (83.3°F). With the advent of April, Trois Rois experiences an average high-temperature of a still warm 28.5°C (83.3°F), mirroring a close resemblance to the previous month. Weather in April »Weather in May
The last month of the spring, May, is also a moderately hot month in Trois Rois, French Guiana, with an average temperature fluctuating between 28.6°C (83.5°F) and 24.7°C (76.5°F). The weather during May records an average high-temperature of a still warm 28.6°C (83.5°F), closely mirroring the preceding month. Weather in May »Weather in June
June, the first month of the summer in Trois Rois, is still a warm month, with temperature in the range of an average high of 28.8°C (83.8°F) and an average low of 23.8°C (74.8°F). In the transition from May to June, Trois Rois reports an average high-temperature of a still moderately hot 28.8°C (83.8°F), indicating a close resemblance to the prior month. Weather in June »Weather in July
July, the same as June, is another warm summer month in Trois Rois, French Guiana, with an average temperature varying between 29.8°C (85.6°F) and 23.8°C (74.8°F). During July, Trois Rois observes a subtle ascent to a still moderately hot 29.8°C (85.6°F) from June's 28.8°C (83.8°F) in the average high-temperature. Weather in July »Weather in August
The last month of the summer, August, is a hot month in Trois Rois, French Guiana, with an average temperature varying between 23.9°C (75°F) and 30.9°C (87.6°F). Trois Rois observes a minor difference in average high-temperatures between July's 29.8°C (85.6°F) and August's 30.9°C (87.6°F). Weather in August »Weather in September
September, the first month of the autumn in Trois Rois, is also a hot month, with an average temperature fluctuating between 31.5°C (88.7°F) and 24.5°C (76.1°F). September brings an average high-temperature of a still tropical 31.5°C (88.7°F), nearly identical to the preceding month. Weather in September »Weather in October
October, like September, is another hot autumn month in Trois Rois, French Guiana, with an average temperature varying between 24.8°C (76.6°F) and 31.6°C (88.9°F). Trois Rois's warmest month, October, generally records average temperatures ranging from a high of 31.6°C (88.9°F) to a low of 24.8°C (76.6°F). The heat index in October is evaluated at an extremely hot 41°C (105.8°F). Weather in October »Weather in November
The last month of the autumn, November, is another hot month in Trois Rois, French Guiana, with an average temperature fluctuating between 24.8°C (76.6°F) and 30.8°C (87.4°F). November's arrival brings an average high-temperature of a still hot 30.8°C (87.4°F), demonstrating subtle variation from the preceding month. Weather in November »Weather in December
The first month of the winter, December, is also a moderately hot month in Trois Rois, French Guiana, with an average temperature fluctuating between 28.8°C (83.8°F) and 24.5°C (76.1°F). December's arrival brings an average high-temperature of a warm 28.8°C (83.8°F), slightly deviating from November's 30.8°C (87.4°F). Weather in December »Updated: Jan 31, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
In Trois Rois, during the entire year, the rain falls for 277 days and collects up to 1707mm (67.2") of precipitation.
The months with the lowest UV index in Trois Rois, French Guiana, are January through May and December, with an average maximum UV index of 6.
The coldest period tends to be February, when average temperatures fluctuate between a high of 27.7°C (81.9°F) and a low of 23.9°C (75°F).
The month with the least sunshine is February, with an average of 5.6h of sunshine.
May is the most humid month, with an average relative humidity of 86%.
May is the month with the most rainfall in Trois Rois, French Guiana. Rain falls for 28.9 days and accumulates 293mm (11.54") of precipitation.
With an average of 12h and 24min of daylight, June has the longest days of the year in Trois Rois.
The months with the highest UV index are June through November, with an average maximum UV index of 7.
September and October, with an average relative humidity of 76%, are the least humid months in Trois Rois.
September is the month with the least rainfall in Trois Rois. Rain falls for 12.2 days and accumulates 23mm (0.91") of precipitation.
With an average of 9.2h of sunshine, September has the most sunshine of the year in Trois Rois, French Guiana.
In Trois Rois, French Guiana, temperatures reach their average annual highs in October, measuring 31.6°C (88.9°F) and a minimum average of 24.8°C (76.6°F).
With an average of 11h and 48min of daylight, December has the shortest days of the year in Trois Rois.
Trois Rois does not utilize Daylight Saving Time (DST). -03 timezone is used throughout the entire year.
Average temperature
Trois Rois, French Guiana
The warmest month (with the highest average high temperature) is October (31.6°C).
The month with the lowest average high temperature is February (27.7°C).
The months with the highest average low temperature are October and November (24.8°C).
The coldest months (with the lowest average low temperature) are June and July (23.8°C).
Average pressure
Trois Rois, French Guiana
- Average pressure in January:
1011.9mbar - Average pressure in February:
1011.7mbar - Average pressure in March:
1011.9mbar - Average pressure in April:
1011.9mbar - Average pressure in May:
1012.3mbar - Average pressure in June:
1013.1mbar
- Average pressure in July:
1013.2mbar - Average pressure in August:
1012.7mbar - Average pressure in September:
1012mbar - Average pressure in October:
1010.6mbar - Average pressure in November:
1009.8mbar - Average pressure in December:
1010.8mbar
The month with the highest atmospheric pressure is July (1013.2mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).
Average wind speed
Trois Rois, French Guiana
- Average wind speed in January:
12.2km/h - Average wind speed in February:
12.9km/h - Average wind speed in March:
12.7km/h - Average wind speed in April:
11.7km/h - Average wind speed in May:
10.5km/h - Average wind speed in June:
8.5km/h
- Average wind speed in July:
8.3km/h - Average wind speed in August:
10km/h - Average wind speed in September:
11.1km/h - Average wind speed in October:
11.1km/h - Average wind speed in November:
11.1km/h - Average wind speed in December:
11.7km/h
The windiest month (with the highest average wind speed) is February (12.9km/h).
The calmest month (with the lowest average wind speed) is July (8.3km/h).
Average humidity
Trois Rois, French Guiana
The month with the highest relative humidity is May (86%).
The months with the lowest relative humidity are September and October (76%).
Average rainfall
Trois Rois, French Guiana
- Average rainfall in January:
154mm - Average rainfall in February:
163mm - Average rainfall in March:
128mm - Average rainfall in April:
208mm - Average rainfall in May:
293mm - Average rainfall in June:
234mm
The wettest month (with the highest rainfall) is May (293mm).
The driest month (with the least rainfall) is September (23mm).
Average rainfall days
Trois Rois, French Guiana
- Average rainfall days in January:
28 days - Average rainfall days in February:
26.3 days - Average rainfall days in March:
27.2 days - Average rainfall days in April:
27.2 days - Average rainfall days in May:
28.9 days - Average rainfall days in June:
28.2 days
- Average rainfall days in July:
26.6 days - Average rainfall days in August:
19.2 days - Average rainfall days in September:
12.2 days - Average rainfall days in October:
11.6 days - Average rainfall days in November:
16.4 days - Average rainfall days in December:
25.2 days
The month with the highest number of rainy days is May (28.9 days).
The month with the least rainy days is October (11.6 days).
Average daylight / Average sunshine
Trois Rois, French Guiana
- Average daylight in January:
11h and 54min - Average daylight in February:
12h and 0min - Average daylight in March:
12h and 6min - Average daylight in April:
12h and 12min - Average daylight in May:
12h and 18min - Average daylight in June:
12h and 24min
- Average daylight in July:
12h and 24min - Average daylight in August:
12h and 18min - Average daylight in September:
12h and 6min - Average daylight in October:
12h and 0min - Average daylight in November:
11h and 54min - Average daylight in December:
11h and 48min
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 48min - Average sunshine in February:
5h and 36min - Average sunshine in March:
6h and 0min - Average sunshine in April:
6h and 12min - Average sunshine in May:
6h and 54min - Average sunshine in June:
7h and 30min
- Average sunshine in July:
8h and 18min - Average sunshine in August:
8h and 48min - Average sunshine in September:
9h and 12min - Average sunshine in October:
9h and 6min - Average sunshine in November:
8h and 42min - Average sunshine in December:
7h and 18min
The month with the most sunshine is September (Average sunshine: 9h and 12min).
The month with the least sunshine is February (Average sunshine: 5h and 36min).
Average sunshine days
Trois Rois, French Guiana
- Average sunshine days in January:
1.8 days - Average sunshine days in February:
1.3 days - Average sunshine days in March:
2.3 days - Average sunshine days in April:
1.5 days - Average sunshine days in May:
1.1 days - Average sunshine days in June:
0.9 days
- Average sunshine days in July:
2.3 days - Average sunshine days in August:
6.8 days - Average sunshine days in September:
13.6 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
11.2 days - Average sunshine days in December:
4.1 days
The month with the most sunshine days is October (16.5 days).
The month with the least sunshine days is June (0.9 days).
Average UV index
Trois Rois, French Guiana
The months with the highest UV index are June, July, August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, March, April, May and December (UV index 6).
Average cloud cover
Trois Rois, French Guiana
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 25).
Average visibility
Trois Rois, French Guiana
The months with the highest visibility are January, February, March, August, September, October and November (10km).
The months with the lowest visibility are April, May, June, July and December (9km).
