Expand
Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
Weather in January
January, the same as December, is a moderately hot winter month in La Grève, French Guiana, with an average temperature varying between 20.8°C (69.4°F) and 29.7°C (85.5°F). La Grève's average high-temperature in January sits at a warm 29.7°C (85.5°F), showing little difference from the previous month. Weather in January »
Weather in February
The last month of the winter, February, is another warm month in La Grève, French Guiana, with an average temperature fluctuating between 21.2°C (70.2°F) and 29.3°C (84.7°F). In La Grève, the month of February registers the lowest temperatures, averaging 29.3°C (84.7°F) at the peak and 21.2°C (70.2°F) at the lowest. The average heat index in February is appraised at a very hot 38°C (100.4°F). Weather in February »
Weather in March
March, the first month of the spring in La Grève, is a tropical month, with an average temperature ranging between max 30.1°C (86.2°F) and min 21°C (69.8°F). La Grève's shift from February to March is accompanied by an average high-temperature of a tropical 30.1°C (86.2°F), a slight deviation from 29.3°C (84.7°F). Weather in March »
Weather in April
April, like March, in La Grève, French Guiana, is another warm spring month, with temperature in the range of an average high of 29.8°C (85.6°F) and an average low of 21.5°C (70.7°F). As April takes hold, the average high-temperature is a moderately hot 29.8°C (85.6°F), nearly mirroring that of the previous month. Weather in April »
Weather in May
The last month of the spring, May, is also a moderately hot month in La Grève, French Guiana, with an average temperature fluctuating between 21.9°C (71.4°F) and 29.8°C (85.6°F). La Grève, moving into May, logs an average high-temperature of a still moderately hot 29.8°C (85.6°F), mirroring the temperature of the previous month. Weather in May »
Weather in June
June, the first month of the summer in La Grève, is a tropical month, with temperature in the range of an average low of 21.1°C (70°F) and an average high of 30.3°C (86.5°F). The commencement of June introduces an average high-temperature of a tropical 30.3°C (86.5°F), closely mirroring the preceding month. Weather in June »
Weather in July
July, like June, is another tropical summer month in La Grève, French Guiana, with an average temperature ranging between max 31.1°C (88°F) and min 20.8°C (69.4°F). In July, La Grève experiences a minor shift in meteorological conditions with average high-temperatures marked at a still hot 31.1°C (88°F), closely mirroring the climate in June. Weather in July »
Weather in August
The last month of the summer, August, is another tropical month in La Grève, French Guiana, with an average temperature fluctuating between 20.5°C (68.9°F) and 32.8°C (91°F). August is marked by an average high-temperature of a still tropical 32.8°C (91°F), almost identical to the preceding month. Weather in August »
Weather in September
The first month of the autumn, September, is also a hot month in La Grève, French Guiana, with an average temperature fluctuating between 34.1°C (93.4°F) and 20.5°C (68.9°F). La Grève's average high-temperature marks a still hot 34.1°C (93.4°F) with the advent of September, closely mirroring that of the preceding month. Weather in September »
Weather in October
October, the same as September, in La Grève, French Guiana, is a hot autumn month, with an average temperature fluctuating between 34.9°C (94.8°F) and 20.8°C (69.4°F). During the warmest month, October, temperatures average a high of 34.9°C (94.8°F) and a low of 20.8°C (69.4°F). Throughout October, the heat index is appraised at a life-threatening hot 51°C (123.8°F). Weather in October »
Weather in November
November, the last month of the autumn in La Grève, is another hot month, with an average temperature ranging between max 34°C (93.2°F) and min 21°C (69.8°F). La Grève observes a minor difference in average high-temperatures between October's 34.9°C (94.8°F) and November's 34°C (93.2°F). Weather in November »
Weather in December
December, the first month of the winter in La Grève, is still a hot month, with temperature in the range of an average high of 30.8°C (87.4°F) and an average low of 20.9°C (69.6°F). December marks a gentle change in average high-temperature, declining from November's hot 34°C (93.2°F) to a still tropical 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
How much does it rain in La Grève?
In La Grève, French Guiana, during the entire year, the rain falls for 265.5 days and collects up to 1078mm (42.44") of precipitation.
What is the month with the lowest UV index in La Grève?
January, March and December, with an average maximum UV index of 5, are months with the lowest UV index in La Grève, French Guiana.
What are the coldest months in La Grève?
La Grève, French Guiana, notes the coldest temperatures in February, with a average high of 29.3°C (84.7°F) and a low of 21.2°C (70.2°F).
What is the month with the least sunshine in La Grève?
February has the least sunshine of the year in La Grève, with an average of 4h of sunshine.
What is the most humid month in La Grève?
May is the most humid month, with an average relative humidity of 90%.
What is the wettest month in La Grève?
The month with the most rainfall in La Grève is May, when the rain falls for 25.9 days and typically aggregates up to 192mm (7.56") of precipitation.
When are the longest days in La Grève?
June has the longest days of the year in La Grève, with an average of 12h and 18min of daylight.
What are the months with the highest UV index in La Grève?
The months with the highest UV index are August through November, with an average maximum UV index of 7.
What is the month with the most sunshine in La Grève?
The months with the most sunshine are September and October, with an average of 8.8h of sunshine.
What month is the hottest in La Grève?
In La Grève, French Guiana, the peak average temperatures are observed in October, with a high of 34.9°C (94.8°F) and a low of 20.8°C (69.4°F).
What is the least humid month in La Grève?
The least humid month in La Grève, French Guiana, is October, with an average relative humidity of 72%.
What is the driest month in La Grève?
October is the month with the least rainfall. Rain falls for 10.4 days and accumulates 21mm (0.83") of precipitation.
What is the month with the shortest days in La Grève?
With an average of 11h and 54min of daylight, December has the shortest days of the year in La Grève, French Guiana.
Is there Daylight Saving Time (DST) in La Grève?
La Grève, French Guiana, does not observe Daylight Saving Time (DST). -03 timezone is used over the entire year.
Average temperature
La Grève, French Guiana
The warmest month (with the highest average high temperature) is October (34.9°C).
The month with the lowest average high temperature is February (29.3°C).
The month with the highest average low temperature is May (21.9°C).
The coldest months (with the lowest average low temperature) are August and September (20.5°C).
Average pressure
La Grève, French Guiana
- Average pressure in January:
1011.8mbar - Average pressure in February:
1011.6mbar - Average pressure in March:
1011.7mbar - Average pressure in April:
1011.8mbar - Average pressure in May:
1012.2mbar - Average pressure in June:
1013mbar
- Average pressure in July:
1013mbar - Average pressure in August:
1012.4mbar - Average pressure in September:
1011.6mbar - Average pressure in October:
1010.2mbar - Average pressure in November:
1009.4mbar - Average pressure in December:
1010.7mbar
The months with the highest atmospheric pressure are June and July (1013mbar).
The month with the lowest atmospheric pressure is November (1009.4mbar).
Average wind speed
La Grève, French Guiana
- Average wind speed in January:
5.1km/h - Average wind speed in February:
5.3km/h - Average wind speed in March:
5.3km/h - Average wind speed in April:
4.8km/h - Average wind speed in May:
4.5km/h - Average wind speed in June:
4.3km/h
- Average wind speed in July:
4.2km/h - Average wind speed in August:
4.5km/h - Average wind speed in September:
4.9km/h - Average wind speed in October:
5.2km/h - Average wind speed in November:
5.3km/h - Average wind speed in December:
5.1km/h
The windiest months (with the highest average wind speed) are February, March and November (5.3km/h).
The calmest month (with the lowest average wind speed) is July (4.2km/h).
Average humidity
La Grève, French Guiana
The month with the highest relative humidity is May (90%).
The month with the lowest relative humidity is October (72%).
Average rainfall
La Grève, French Guiana
- Average rainfall in January:
86mm - Average rainfall in February:
81mm - Average rainfall in March:
82mm - Average rainfall in April:
129mm - Average rainfall in May:
192mm - Average rainfall in June:
123mm
The wettest month (with the highest rainfall) is May (192mm).
The driest month (with the least rainfall) is October (21mm).
Average rainfall days
La Grève, French Guiana
- Average rainfall days in January:
26.8 days - Average rainfall days in February:
25.8 days - Average rainfall days in March:
26.8 days - Average rainfall days in April:
26.3 days - Average rainfall days in May:
25.9 days - Average rainfall days in June:
24.5 days
- Average rainfall days in July:
24.6 days - Average rainfall days in August:
18.8 days - Average rainfall days in September:
14.3 days - Average rainfall days in October:
10.4 days - Average rainfall days in November:
15.1 days - Average rainfall days in December:
26.2 days
The months with the highest number of rainy days are January and March (26.8 days).
The month with the least rainy days is October (10.4 days).
Average daylight / Average sunshine
La Grève, French Guiana
- Average daylight in January:
11h and 5min - Average daylight in February:
12h and 0min - Average daylight in March:
12h and 1min - Average daylight in April:
12h and 1min - Average daylight in May:
12h and 2min - Average daylight in June:
12h and 2min
- Average daylight in July:
12h and 2min - Average daylight in August:
12h and 1min - Average daylight in September:
12h and 1min - Average daylight in October:
12h and 0min - Average daylight in November:
11h and 5min - Average daylight in December:
11h and 5min
The month with the longest days is June (Average daylight: 12h and 18min).
The month with the shortest days is December (Average daylight: 11h and 54min).
- Average sunshine in January:
4h and 5min - Average sunshine in February:
4h and 0min - Average sunshine in March:
4h and 4min - Average sunshine in April:
4h and 4min - Average sunshine in May:
5h and 1min - Average sunshine in June:
6h and 4min
- Average sunshine in July:
7h and 3min - Average sunshine in August:
8h and 4min - Average sunshine in September:
8h and 5min - Average sunshine in October:
8h and 5min - Average sunshine in November:
8h and 1min - Average sunshine in December:
5h and 4min
The months with the most sunshine are September and October (Average sunshine: 8h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days
La Grève, French Guiana
- Average sunshine days in January:
2.3 days - Average sunshine days in February:
1.8 days - Average sunshine days in March:
2.7 days - Average sunshine days in April:
2.5 days - Average sunshine days in May:
3.4 days - Average sunshine days in June:
3.3 days
- Average sunshine days in July:
4.3 days - Average sunshine days in August:
9.5 days - Average sunshine days in September:
13.3 days - Average sunshine days in October:
17.3 days - Average sunshine days in November:
12.5 days - Average sunshine days in December:
3.7 days
The month with the most sunshine days is October (17.3 days).
The month with the least sunshine days is February (1.8 days).
Average UV index
La Grève, French Guiana
The months with the highest UV index are August, September, October and November (UV index 7).
The months with the lowest UV index are January, March and December (UV index 5).
Average cloud cover
La Grève, French Guiana
The month with the most cloud cover is February (Cloud cover 81).
The month with the least cloud cover is October (Cloud cover 44).
Average visibility
La Grève, French Guiana
The month with the highest visibility is October (8km).
The month with the lowest visibility is May (5km).
