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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 another warm winter month in Grande Riviere, Trinidad and Tobago, with an average temperature fluctuating between 27°C (80.6°F) and 25.9°C (78.6°F). Grande Riviere experiences an average high-temperature of a still moderately hot 27°C (80.6°F) with the onset of January, subtly varied from December's 27.6°C (81.7°F). Weather in January »
Weather in February
The last month of the winter, February, is another warm month in Grande Riviere, Trinidad and Tobago, with temperature in the range of an average low of 25.8°C (78.4°F) and an average high of 26.7°C (80.1°F). Grande Riviere experiences its lowest temperatures in February, with an average peak of 26.7°C (80.1°F) and a low of 25.8°C (78.4°F). Weather in February »
Weather in March
The first month of the spring, March, is still a warm month in Grande Riviere, Trinidad and Tobago, with an average temperature fluctuating between 26°C (78.8°F) and 26.8°C (80.2°F). Grande Riviere's transition from February to March introduces an average high-temperature of a still warm 26.8°C (80.2°F), marking an insignificant variation from the 26.7°C (80.1°F). Weather in March »
Weather in April
April, like March, in Grande Riviere, Trinidad and Tobago, is another warm spring month, with temperature in the range of an average high of 27.3°C (81.1°F) and an average low of 26.6°C (79.9°F). April's presence records an average high-temperature of a still moderately hot 27.3°C (81.1°F), closely mirroring March's climate. Weather in April »
Weather in May
May, the last month of the spring in Grande Riviere, is also a moderately hot month, with an average temperature fluctuating between 27.9°C (82.2°F) and 27°C (80.6°F). At the onset of May, Grande Riviere records an average high-temperature of a still moderately hot 27.9°C (82.2°F), showing little deviation from the preceding month. Weather in May »
Weather in June
June, the first month of the summer in Grande Riviere, is still a warm month, with an average temperature varying between 28.1°C (82.6°F) and 27°C (80.6°F). Grande Riviere commences June with an average high-temperature of a still moderately hot 28.1°C (82.6°F), maintaining a close resemblance to the previous month. Weather in June »
Weather in July
July, like June, in Grande Riviere, Trinidad and Tobago, is another warm summer month, with temperature in the range of an average low of 27°C (80.6°F) and an average high of 28.1°C (82.6°F). The average high-temperature in July aligns with the previous month. Weather in July »
Weather in August
August, the last month of the summer in Grande Riviere, is another warm month, with an average temperature ranging between min 27.7°C (81.9°F) and max 28.4°C (83.1°F). Transitioning into August, Grande Riviere experiences an average high-temperature of a still moderately hot 28.4°C (83.1°F), marking a minor shift from the preceding month. Weather in August »
Weather in September
September, the first month of the autumn in Grande Riviere, is still a warm month, with an average temperature ranging between max 28.8°C (83.8°F) and min 27.9°C (82.2°F). Grande Riviere's temperatures tend to reach their peak averages in September, with a high of 28.8°C (83.8°F) and a low of 27.9°C (82.2°F). The heat index value for September is estimated at a tropical 33°C (91.4°F). Weather in September »
Weather in October
October, the same as September, is a moderately hot autumn month in Grande Riviere, Trinidad and Tobago, with an average temperature fluctuating between 28.6°C (83.5°F) and 27.8°C (82°F). With the onset of October, the average high-temperature registers at a still moderately hot 28.6°C (83.5°F), subtly different from September's 28.8°C (83.8°F). Weather in October »
Weather in November
The last month of the autumn, November, is another warm month in Grande Riviere, Trinidad and Tobago, with an average temperature fluctuating between 27.5°C (81.5°F) and 28.2°C (82.8°F). November's weather records an average high-temperature of a still warm 28.2°C (82.8°F), showing little deviation from October. Weather in November »
Weather in December
The first month of the winter, December, is also a moderately hot month in Grande Riviere, Trinidad and Tobago, with temperature in the range of an average high of 27.6°C (81.7°F) and an average low of 26.6°C (79.9°F). As Grande Riviere, Trinidad and Tobago, transitions into December, the average high-temperature stands at a still moderately hot 27.6°C (81.7°F), offering little variation from the preceding month. Weather in December »
Updated: Feb 4, 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 many days does it rain in Grande Riviere?
In Grande Riviere, Trinidad and Tobago, during the entire year, the rain falls for 282.6 days and collects up to 1136mm (44.72") of precipitation.
What are the months with the highest UV index in Grande Riviere?
January through December, with an average maximum UV index of 7, are months with the highest UV index.
When is the lowest UV index in Grande Riviere?
The months with the lowest UV index are January through December, with an average maximum UV index of 7.
What part of the year is the coldest in Grande Riviere?
February is the month when Grande Riviere experiences its coldest temperatures, averaging a high of 26.7°C (80.1°F) and a low of 25.8°C (78.4°F).
What is the driest month in Grande Riviere?
The month with the least rainfall in Grande Riviere is April, when the rain falls for 18.7 days and typically collects 37mm (1.46") of precipitation.
What are the most humid months in Grande Riviere?
The months with the highest humidity in Grande Riviere, Trinidad and Tobago, are May through July, with an average relative humidity of 79%.
When are the longest days in Grande Riviere?
With an average of 12h and 42min of daylight, June has the longest days of the year in Grande Riviere.
What month has the most sunshine in Grande Riviere?
August has the most sunshine of the year, with an average of 10.6h of sunshine.
What are the warmest months in Grande Riviere?
In Grande Riviere, temperatures reach their average annual highs in September, measuring 28.8°C (83.8°F) and a minimum average of 27.9°C (82.2°F).
What is the least humid month in Grande Riviere?
September is the least humid month, with an average relative humidity of 76%.
What is the rainiest month in Grande Riviere?
October is the month with the most rainfall in Grande Riviere. Rain falls for 24.8 days and accumulates 150mm (5.91") of precipitation.
What is the month with the shortest days in Grande Riviere?
December has the shortest days of the year in Grande Riviere, Trinidad and Tobago, with an average of 11h and 30min of daylight.
Is there Daylight Saving Time (DST) in Grande Riviere?
Grande Riviere, Trinidad and Tobago, does not observe Daylight Saving Time (DST). AST timezone is used throughout the entire year.
What is the month with the least sunshine in Grande Riviere?
December has the least sunshine of the year, with an average of 6.3h of sunshine.
Average temperature
Grande Riviere, Trinidad and Tobago
The warmest month (with the highest average high temperature) is September (28.8°C).
The month with the lowest average high temperature is February (26.7°C).
The month with the highest average low temperature is September (27.9°C).
The coldest month (with the lowest average low temperature) is February (25.8°C).
Average pressure
Grande Riviere, Trinidad and Tobago
- Average pressure in January:
1013.6mbar - Average pressure in February:
1013.6mbar - Average pressure in March:
1013.5mbar - Average pressure in April:
1013.2mbar - Average pressure in May:
1013.3mbar - Average pressure in June:
1013.9mbar
- Average pressure in July:
1013.7mbar - Average pressure in August:
1012.7mbar - Average pressure in September:
1011.9mbar - Average pressure in October:
1010.9mbar - Average pressure in November:
1010.5mbar - Average pressure in December:
1012.4mbar
The month with the highest atmospheric pressure is June (1013.9mbar).
The month with the lowest atmospheric pressure is November (1010.5mbar).
Average wind speed
Grande Riviere, Trinidad and Tobago
- Average wind speed in January:
27.5km/h - Average wind speed in February:
28.4km/h - Average wind speed in March:
26.7km/h - Average wind speed in April:
26.2km/h - Average wind speed in May:
27.1km/h - Average wind speed in June:
27.6km/h
- Average wind speed in July:
24.8km/h - Average wind speed in August:
21.2km/h - Average wind speed in September:
20.3km/h - Average wind speed in October:
22.4km/h - Average wind speed in November:
24km/h - Average wind speed in December:
27.4km/h
The windiest month (with the highest average wind speed) is February (28.4km/h).
The calmest month (with the lowest average wind speed) is September (20.3km/h).
Average humidity
Grande Riviere, Trinidad and Tobago
The months with the highest relative humidity are May, June and July (79%).
The month with the lowest relative humidity is September (76%).
Average rainfall
Grande Riviere, Trinidad and Tobago
- Average rainfall in July:
137mm - Average rainfall in August:
133mm - Average rainfall in September:
115mm - Average rainfall in October:
150mm - Average rainfall in November:
144mm - Average rainfall in December:
104mm
The wettest month (with the highest rainfall) is October (150mm).
The driest month (with the least rainfall) is April (37mm).
Average rainfall days
Grande Riviere, Trinidad and Tobago
- Average rainfall days in January:
23.9 days - Average rainfall days in February:
19.3 days - Average rainfall days in March:
19.3 days - Average rainfall days in April:
18.7 days - Average rainfall days in May:
21.8 days - Average rainfall days in June:
25.3 days
- Average rainfall days in July:
27.5 days - Average rainfall days in August:
26.3 days - Average rainfall days in September:
23.3 days - Average rainfall days in October:
24.8 days - Average rainfall days in November:
25.3 days - Average rainfall days in December:
27.1 days
The month with the highest number of rainy days is July (27.5 days).
The month with the least rainy days is April (18.7 days).
Average daylight / Average sunshine
Grande Riviere, Trinidad and Tobago
- Average daylight in January:
11h and 4min - Average daylight in February:
11h and 5min - Average daylight in March:
12h and 1min - Average daylight in April:
12h and 2min - Average daylight in May:
12h and 4min - Average daylight in June:
12h and 4min
- Average daylight in July:
12h and 4min - Average daylight in August:
12h and 3min - Average daylight in September:
12h and 1min - Average daylight in October:
11h and 5min - Average daylight in November:
11h and 4min - Average daylight in December:
11h and 3min
The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 30min).
- Average sunshine in January:
7h and 2min - Average sunshine in February:
8h and 2min - Average sunshine in March:
8h and 2min - Average sunshine in April:
10h and 0min - Average sunshine in May:
9h and 5min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
10h and 1min - Average sunshine in August:
10h and 4min - Average sunshine in September:
10h and 2min - Average sunshine in October:
8h and 3min - Average sunshine in November:
7h and 2min - Average sunshine in December:
6h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).
Average sunshine days
Grande Riviere, Trinidad and Tobago
- Average sunshine days in January:
4.2 days - Average sunshine days in February:
5.2 days - Average sunshine days in March:
4.9 days - Average sunshine days in April:
5.2 days - Average sunshine days in May:
3.5 days - Average sunshine days in June:
2 days
- Average sunshine days in July:
2.3 days - Average sunshine days in August:
2.4 days - Average sunshine days in September:
5 days - Average sunshine days in October:
4.2 days - Average sunshine days in November:
2.4 days - Average sunshine days in December:
2.2 days
The months with the most sunshine days are February and April (5.2 days).
The month with the least sunshine days is June (2 days).
Average UV index
Grande Riviere, Trinidad and Tobago
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
Average cloud cover
Grande Riviere, Trinidad and Tobago
The month with the most cloud cover is June (Cloud cover 45).
The month with the least cloud cover is September (Cloud cover 35).
Average visibility
Grande Riviere, Trinidad and Tobago
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
