Climate and monthly weather forecastFlèche, French Guiana
Climate and monthly weather forecast
Weather in January
January, like December, in Flèche, French Guiana, is a moderately hot winter month, with an average temperature ranging between min 22.4°C (72.3°F) and max 29.4°C (84.9°F). The introduction of January sees an average high-temperature of a warm 29.4°C (84.9°F), hardly deviating from December. Weather in January »Weather in February
February, the last month of the winter in Flèche, is also a moderately hot month, with temperature in the range of an average high of 29.1°C (84.4°F) and an average low of 22.6°C (72.7°F). Flèche's coldest month, February, registers temperatures that range from a high of 29.1°C (84.4°F) to a low of 22.6°C (72.7°F). The heat index value for February is appraised at a torrid 36°C (96.8°F). Weather in February »Weather in March
The first month of the spring, March, is also a moderately hot month in Flèche, French Guiana, with an average temperature fluctuating between 29.5°C (85.1°F) and 22.8°C (73°F). The start of March marks an average high-temperature of a still warm 29.5°C (85.1°F), hardly distinguishable from the conditions in February. Weather in March »Weather in April
April, the same as March, is a moderately hot spring month in Flèche, French Guiana, with an average temperature ranging between min 23.1°C (73.6°F) and max 29.7°C (85.5°F). The arrival of April records an average high-temperature of a still moderately hot 29.7°C (85.5°F), closely related to the 29.5°C (85.1°F) observed in March. Weather in April »Weather in May
The last month of the spring, May, is another warm month in Flèche, French Guiana, with an average temperature fluctuating between 23.3°C (73.9°F) and 29.5°C (85.1°F). The transition into May marks the average high-temperature at a still warm 29.5°C (85.1°F), differing minimally from April's 29.7°C (85.5°F). Weather in May »Weather in June
June, the first month of the summer in Flèche, is still a warm month, with an average temperature fluctuating between 22.8°C (73°F) and 29.5°C (85.1°F). Flèche's shift into June establishes the average high temperature at a still warm 29.5°C (85.1°F), identical to May's climate. Weather in June »Weather in July
July is a hot summer month in Flèche, French Guiana, with temperature in the range of an average low of 22.2°C (72°F) and an average high of 30.6°C (87.1°F). During July, the average high-temperature is a hot 30.6°C (87.1°F), maintaining a close resemblance to that of the preceding month. Weather in July »Weather in August
August, the last month of the summer in Flèche, is another hot month, with an average temperature varying between 32°C (89.6°F) and 22.3°C (72.1°F). July's transformation into August witnesses an average high-temperature of a still hot 32°C (89.6°F), noting a minor change from the preceding month. Weather in August »Weather in September
September, the first month of the autumn in Flèche, is still a tropical month, with an average temperature fluctuating between 32.7°C (90.9°F) and 22.5°C (72.5°F). At the start of September, Flèche's average high-temperature reaches a still hot 32.7°C (90.9°F), subtly different from the preceding month. Weather in September »Weather in October
October, the same as September, in Flèche, French Guiana, is another tropical autumn month, with an average temperature ranging between min 22.8°C (73°F) and max 33.1°C (91.6°F). With average temperatures fluctuating between a high of 33.1°C (91.6°F) and a low of 22.8°C (73°F), October stands out as the warmest month. In October, the heat index is appraised at a burning hot 47°C (116.6°F). Weather in October »Weather in November
The last month of the autumn, November, is another tropical month in Flèche, French Guiana, with an average temperature fluctuating between 23°C (73.4°F) and 32.4°C (90.3°F). As November takes its course, Flèche's average high-temperature registers at a still hot 32.4°C (90.3°F), closely aligning with the preceding month. Weather in November »Weather in December
The first month of the winter, December, is still a tropical month in Flèche, French Guiana, with temperature in the range of an average low of 22.7°C (72.9°F) and an average high of 30.2°C (86.4°F). The shift into December finds Flèche at an average high-temperature of a still tropical 30.2°C (86.4°F), closely comparable to November's conditions. 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 Flèche, French Guiana, during the entire year, the rain falls for 253 days and collects up to 878mm (34.57") of precipitation.
January through June and December, with an average maximum UV index of 6, are months with the lowest UV index.
In Flèche, the average lowest temperatures are observed in February, with a high of 29.1°C (84.4°F) and a low of 22.6°C (72.7°F).
February has the least sunshine of the year in Flèche, French Guiana, with an average of 5.1h of sunshine.
May is the month with the most rainfall in Flèche, French Guiana. Rain falls for 28 days and accumulates 137mm (5.39") of precipitation.
The most humid month in Flèche is June, with an average relative humidity of 88%.
With an average of 12h and 24min of daylight, June has the longest days of the year.
The months with the highest UV index in Flèche, French Guiana, are July through November, with an average maximum UV index of 7.
The month with the most sunshine is September, with an average of 9.1h of sunshine.
October proves to be the warmest month, recording an average peak temperature of 33.1°C (91.6°F) and a minimum temperature of 22.8°C (73°F).
October is the least humid month in Flèche, with an average relative humidity of 77%.
The month with the least rainfall in Flèche, French Guiana, is October, when the rain falls for 11.6 days and typically collects 23mm (0.91") of precipitation.
December has the shortest days of the year in Flèche, French Guiana, with an average of 11h and 48min of daylight.
Flèche, French Guiana, does not observe Daylight Saving Time (DST). -03 timezone is used throughout the entire year.
Average temperature
Flèche, French Guiana
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).
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
Flèche, French Guiana
- Average pressure in January:
1012mbar - Average pressure in February:
1011.8mbar - Average pressure in March:
1012mbar - Average pressure in April:
1011.9mbar - Average pressure in May:
1012.2mbar - Average pressure in June:
1012.9mbar
- Average pressure in July:
1012.9mbar - Average pressure in August:
1012.4mbar - Average pressure in September:
1011.6mbar - Average pressure in October:
1010.3mbar - Average pressure in November:
1009.5mbar - Average pressure in December:
1010.9mbar
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
Flèche, French Guiana
- Average wind speed in January:
9.1km/h - Average wind speed in February:
9.5km/h - Average wind speed in March:
9.5km/h - Average wind speed in April:
9.1km/h - Average wind speed in May:
8.2km/h - Average wind speed in June:
6.9km/h
- Average wind speed in July:
6.4km/h - Average wind speed in August:
6.8km/h - Average wind speed in September:
7.7km/h - Average wind speed in October:
8.2km/h - Average wind speed in November:
8.4km/h - Average wind speed in December:
8.7km/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
Flèche, French Guiana
The month with the highest relative humidity is June (88%).
The month with the lowest relative humidity is October (77%).
Average rainfall
Flèche, French Guiana
- Average rainfall in January:
54mm - Average rainfall in February:
51mm - Average rainfall in March:
46mm - Average rainfall in April:
91mm - Average rainfall in May:
137mm - Average rainfall in June:
135mm
The wettest month (with the highest rainfall) is May (137mm).
The driest month (with the least rainfall) is October (23mm).
Average rainfall days
Flèche, French Guiana
- Average rainfall days in January:
23.6 days - Average rainfall days in February:
23.7 days - Average rainfall days in March:
25.3 days - Average rainfall days in April:
24.6 days - Average rainfall days in May:
28 days - Average rainfall days in June:
25.6 days
- Average rainfall days in July:
24.5 days - Average rainfall days in August:
19 days - Average rainfall days in September:
11.5 days - Average rainfall days in October:
11.6 days - Average rainfall days in November:
13.7 days - Average rainfall days in December:
21.9 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 / Average sunshine
Flèche, French Guiana
- Average daylight in January:
11h and 48min - 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 24min - 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 18min - Average sunshine in February:
5h and 6min - Average sunshine in March:
5h and 24min - Average sunshine in April:
5h and 30min - Average sunshine in May:
5h and 54min - Average sunshine in June:
7h and 6min
- Average sunshine in July:
8h and 0min - Average sunshine in August:
8h and 42min - Average sunshine in September:
9h and 6min - Average sunshine in October:
8h and 42min - Average sunshine in November:
7h and 54min - Average sunshine in December:
6h and 36min
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
Flèche, French Guiana
- Average sunshine days in January:
4.8 days - Average sunshine days in February:
3.1 days - Average sunshine days in March:
2.9 days - Average sunshine days in April:
2.7 days - Average sunshine days in May:
1.8 days - Average sunshine days in June:
3 days
- Average sunshine days in July:
4.5 days - Average sunshine days in August:
8.7 days - Average sunshine days in September:
14.6 days - Average sunshine days in October:
16 days - Average sunshine days in November:
13.4 days - Average sunshine days in December:
6.4 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
Flèche, French Guiana
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
Flèche, French Guiana
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
Flèche, French Guiana
The months with the highest visibility are February, March and April (9km).
The months with the lowest visibility are June, July and August (7km).
