Climate and monthly weather forecastGreffin, Haiti
Climate and monthly weather forecast
Weather in January
January, the same as December, is a moderately hot winter month in Greffin, Haiti, with temperature in the range of an average low of 18.2°C (64.8°F) and an average high of 27.6°C (81.7°F). January stands out as Greffin's coldest month, with temperatures ranging between an average high of 27.6°C (81.7°F) and a low of 18.2°C (64.8°F). January's average heat index is evaluated at a tropical 30°C (86°F). Weather in January »Weather in February
The last month of the winter, February, is another warm month in Greffin, Haiti, with an average temperature varying between 18.8°C (65.8°F) and 28.2°C (82.8°F). The weather during February records an average high-temperature of a still moderately hot 28.2°C (82.8°F), closely mirroring the preceding month. Weather in February »Weather in March
The first month of the spring, March, is also a moderately hot month in Greffin, Haiti, with an average temperature fluctuating between 19°C (66.2°F) and 28.1°C (82.6°F). March's onset brings an average high-temperature of a still warm 28.1°C (82.6°F), showing a minute difference from February's 28.2°C (82.8°F). Weather in March »Weather in April
April, the same as March, is another warm spring month in Greffin, Haiti, with an average temperature ranging between min 19.9°C (67.8°F) and max 28.9°C (84°F). Greffin starts April with an average high-temperature of a still moderately hot 28.9°C (84°F), hinting at a minimal fluctuation from March. Weather in April »Weather in May
May, the last month of the spring in Greffin, is another warm month, with an average temperature ranging between max 29.1°C (84.4°F) and min 20.6°C (69.1°F). With May's arrival, Greffin notes an average high-temperature of a still moderately hot 29.1°C (84.4°F), closely following the trend of the preceding month. Weather in May »Weather in June
The first month of the summer, June, is a tropical month in Greffin, Haiti, with an average temperature varying between 20.9°C (69.6°F) and 30.3°C (86.5°F). The arrival of June marks a slight shift to an average high-temperature of a tropical 30.3°C (86.5°F) from May's 29.1°C (84.4°F). Weather in June »Weather in July
July, like June, is a hot summer month in Greffin, Haiti, with temperature in the range of an average low of 21.1°C (70°F) and an average high of 30.8°C (87.4°F). July's average high-temperature is a still hot 30.8°C (87.4°F), maintaining a close comparison with June's 30.3°C (86.5°F). Weather in July »Weather in August
The last month of the summer, August, is another hot month in Greffin, Haiti, with an average temperature fluctuating between 30.9°C (87.6°F) and 21.3°C (70.3°F). August is the warmest month, with the temperature often reaching an average high of 30.9°C (87.6°F) and an average low of 21.3°C (70.3°F). The heat index value during August is evaluated at a fiery hot 39°C (102.2°F). Weather in August »Weather in September
The first month of the autumn, September, is also a moderately hot month in Greffin, Haiti, with temperature in the range of an average high of 29.9°C (85.8°F) and an average low of 21.1°C (70°F). The arrival of September sees an average high-temperature of a moderately hot 29.9°C (85.8°F), hardly diverging from August's 30.9°C (87.6°F). Weather in September »Weather in October
October, like September, in Greffin, Haiti, is another warm autumn month, with an average temperature ranging between max 29.2°C (84.6°F) and min 20.8°C (69.4°F). Greffin's average high-temperature in October sits at a still moderately hot 29.2°C (84.6°F), showing little difference from the previous month. Weather in October »Weather in November
The last month of the autumn, November, is another warm month in Greffin, Haiti, with an average temperature ranging between max 28.2°C (82.8°F) and min 19.9°C (67.8°F). The advent of November denotes an average high-temperature of a still warm 28.2°C (82.8°F), subtly different from October's 29.2°C (84.6°F). Weather in November »Weather in December
December, the first month of the winter in Greffin, is also a moderately hot month, with an average temperature ranging between max 27.8°C (82°F) and min 18.6°C (65.5°F). The start of December sees the average high-temperature at a still warm 27.8°C (82°F), showing little difference from November's 28.2°C (82.8°F). Weather in December »Updated: Feb 19, 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
With average temperatures fluctuating between a high of 27.6°C (81.7°F) and a low of 18.2°C (64.8°F), January stands out as the coldest month in Greffin, Haiti.
January is the month with the least rainfall in Greffin, Haiti. Rain falls for 9.9 days and accumulates 12mm (0.47") of precipitation.
Throughout the year, in Greffin, there are 228 rainfall days, and 913mm (35.94") of precipitation is accumulated.
The months with the lowest UV index are January through May, July through December, with an average maximum UV index of 6.
The least humid month in Greffin, Haiti, is February, with an average relative humidity of 72%.
The month with the least sunshine is February, with an average of 7.2h of sunshine.
On Sunday, 10. March 2024, at 02:00, Daylight Saving Time starts in Greffin, Haiti, and the time zone changes from EST to EDT. Daylight Saving Time ends on Sunday, 03. November 2024, at 02:00, and the time zone reverts from EDT to EST.
The month with the longest days in Greffin, Haiti, is June, with an average of 13h and 12min of daylight.
With an average maximum UV index of 7, June is the month with the highest UV index in Greffin, Haiti.
With an average of 11.3h of sunshine, July has the most sunshine of the year in Greffin.
The month of August, characterized by an average high of 30.9°C (87.6°F) and a low of 21.3°C (70.3°F), is recognized as the warmest.
September is the month with the most rainfall. Rain falls for 23 days and accumulates 144mm (5.67") of precipitation.
With an average relative humidity of 80%, November is the most humid month in Greffin, Haiti.
With an average of 11h and 0min of daylight, December has the shortest days of the year.
Average temperature
Greffin, Haiti
The warmest month (with the highest average high temperature) is August (30.9°C).
The month with the lowest average high temperature is January (27.6°C).
The month with the highest average low temperature is August (21.3°C).
The coldest month (with the lowest average low temperature) is January (18.2°C).
Average pressure
Greffin, Haiti
- Average pressure in January:
1016.3mbar - Average pressure in February:
1016.1mbar - Average pressure in March:
1015.8mbar - Average pressure in April:
1014.9mbar - Average pressure in May:
1014.6mbar - Average pressure in June:
1015.3mbar
- Average pressure in July:
1015.5mbar - Average pressure in August:
1014.3mbar - Average pressure in September:
1013.1mbar - Average pressure in October:
1012.5mbar - Average pressure in November:
1013mbar - Average pressure in December:
1015.2mbar
The month with the highest atmospheric pressure is January (1016.3mbar).
The month with the lowest atmospheric pressure is October (1012.5mbar).
Average wind speed
Greffin, Haiti
- Average wind speed in January:
7.9km/h - Average wind speed in February:
7.4km/h - Average wind speed in March:
7.2km/h - Average wind speed in April:
6.9km/h - Average wind speed in May:
7.8km/h - Average wind speed in June:
9.2km/h
- Average wind speed in July:
8.2km/h - Average wind speed in August:
7.6km/h - Average wind speed in September:
6.3km/h - Average wind speed in October:
7.2km/h - Average wind speed in November:
6.8km/h - Average wind speed in December:
7.9km/h
The windiest month (with the highest average wind speed) is June (9.2km/h).
The calmest month (with the lowest average wind speed) is September (6.3km/h).
Average humidity
Greffin, Haiti
The month with the highest relative humidity is November (80%).
The month with the lowest relative humidity is February (72%).
Average rainfall
Greffin, Haiti
The wettest month (with the highest rainfall) is September (144mm).
The driest month (with the least rainfall) is January (12mm).
Average rainfall days
Greffin, Haiti
- Average rainfall days in January:
9.9 days - Average rainfall days in February:
10.5 days - Average rainfall days in March:
19.9 days - Average rainfall days in April:
24.4 days - Average rainfall days in May:
24.3 days - Average rainfall days in June:
19 days
- Average rainfall days in July:
20.3 days - Average rainfall days in August:
22.2 days - Average rainfall days in September:
23 days - Average rainfall days in October:
24.4 days - Average rainfall days in November:
19.6 days - Average rainfall days in December:
10.5 days
The months with the highest number of rainy days are April and October (24.4 days).
The month with the least rainy days is January (9.9 days).
Average daylight / Average sunshine
Greffin, Haiti
- Average daylight in January:
11h and 12min - Average daylight in February:
11h and 36min - Average daylight in March:
12h and 6min - Average daylight in April:
12h and 36min - Average daylight in May:
13h and 0min - Average daylight in June:
13h and 12min
- Average daylight in July:
13h and 6min - Average daylight in August:
12h and 42min - Average daylight in September:
12h and 12min - Average daylight in October:
11h and 42min - Average daylight in November:
11h and 18min - Average daylight in December:
11h and 0min
The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 0min).
- Average sunshine in January:
7h and 18min - Average sunshine in February:
7h and 12min - Average sunshine in March:
8h and 42min - Average sunshine in April:
10h and 30min - Average sunshine in May:
10h and 36min - Average sunshine in June:
11h and 6min
- Average sunshine in July:
11h and 18min - Average sunshine in August:
11h and 12min - Average sunshine in September:
9h and 24min - Average sunshine in October:
9h and 12min - Average sunshine in November:
8h and 36min - Average sunshine in December:
7h and 18min
The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is February (Average sunshine: 7h and 12min).
Average sunshine days
Greffin, Haiti
- Average sunshine days in January:
18.6 days - Average sunshine days in February:
15.5 days - Average sunshine days in March:
8.8 days - Average sunshine days in April:
3.3 days - Average sunshine days in May:
5.1 days - Average sunshine days in June:
8.3 days
- Average sunshine days in July:
7.6 days - Average sunshine days in August:
6 days - Average sunshine days in September:
4.3 days - Average sunshine days in October:
4.8 days - Average sunshine days in November:
8.5 days - Average sunshine days in December:
19 days
The month with the most sunshine days is December (19 days).
The month with the least sunshine days is April (3.3 days).
Average UV index
Greffin, Haiti
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, March, April, May, July, August, September, October, November and December (UV index 6).
Average cloud cover
Greffin, Haiti
The month with the most cloud cover is April (Cloud cover 35).
The month with the least cloud cover is December (Cloud cover 21).
Average visibility
Greffin, Haiti
The months with the highest visibility are February, March and June (10km).
The months with the lowest visibility are January, April, May, July, August, September, October, November and December (9km).
