Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
April
Weather in April
Temperature
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. Greffin's nighttime temperature in April falls to an average of 19.9°C (67.8°F).Heat index
In April, the average heat index is evaluated at a tropical 33°C (91.4°F). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.Be advised, the heat index considers values for conditions in shade and with a light breeze. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.
Humidity
The average relative humidity in April is 75%.Rainfall
In April, the rain falls for 24.4 days. Throughout April, 76mm (2.99") of precipitation is accumulated. In Greffin, during the entire year, the rain falls for 228 days and collects up to 913mm (35.94") of precipitation.Daylight
In Greffin, the average length of the day in April is 12h and 34min.On the first day of the month, sunrise is at 06:42 and sunset at 19:02. On the last day of April, sunrise is at 06:21 and sunset at 19:10 EDT.
Sunshine
In Greffin, Haiti, the average sunshine in April is 10.5h.UV index
January through May, July through December, with an average maximum UV index of 6, are months with the lowest UV index in Greffin. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index, 6 during April, leads to the following recommendations:
Resist extreme sun exposure. Guarding against solar damage is essential. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in Greffin in April?
What is the average humidity in April in Greffin?
How many days does it rain in April in Greffin?
How many hours of daylight does Greffin have in April?
When is the sunrise / sunset in April in Greffin?
How long on average sun shines in April in Greffin?
When is the lowest UV index in Greffin?
How high is the UV index in April in Greffin?
Average temperature in April
Greffin, Haiti
- Average high temperature in April: 28.9°C
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).
- Average low temperature in April: 19.9°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 in April
Greffin, Haiti
- Average pressure in April: 1014.9mbar
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 in April
Greffin, Haiti
- Average wind speed in April: 6.9km/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 in April
Greffin, Haiti
- Average humidity in April: 75%
The month with the highest relative humidity is November (80%).
The month with the lowest relative humidity is February (72%).
Average rainfall in April
Greffin, Haiti
- Average rainfall in April: 76mm
The wettest month (with the highest rainfall) is September (144mm).
The driest month (with the least rainfall) is January (12mm).
Average rainfall days in April
Greffin, Haiti
- Average rainfall days in April: 24.4 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 in April /
Average sunshine in April
Greffin, Haiti
- Average daylight in April: 12h and 4min
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 April: 10h and 3min
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 in April
Greffin, Haiti
- Average sunshine days in April: 3.3 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 in April
Greffin, Haiti
- Average UV index in April: 6
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 in April
Greffin, Haiti
- Average cloud cover in April: 35
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 in April
Greffin, Haiti
- Average visibility in April: 9km
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).
