October weather forecastGreffin, Haiti
October
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).Temperature
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. Greffin's average low-temperature is measured at an agreeable 20.8°C (69.4°F) during October.Heat index
For most parts of October, the heat index is evaluated at a very hot 35°C (95°F). Implement enhanced safety actions, heat cramps and heat exhaustion could occur. Sustained activity might result in heatstroke.Heat index guidelines indicate values are for light wind scenarios and shaded regions. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', provides an understanding of perceived warmth by combining temperature and relative humidity. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. Relative humidity in excess curtails evaporation, therefore reducing heat dissipation from the body, leading to feelings of excess heat. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.
Humidity
In October, the average relative humidity is 79%.Rainfall
In October, the rain falls for 24.4 days. Throughout October, 114mm (4.49") of precipitation is accumulated. Throughout the year, in Greffin, there are 228 rainfall days, and 913mm (35.94") of precipitation is accumulated.Daylight
The average length of the day in October in Greffin, Haiti, is 11h and 43min.On the first day of the month, sunrise is at 06:39 and sunset at 18:37. On the last day of October, in Greffin, sunrise is at 06:48 and sunset at 18:16 EDT.
Sunshine
In October, the average sunshine is 9.2h.UV index
The months with the lowest UV index in Greffin are January through May, July through December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: The average daily UV index of 6 in October transforms into the following instructions:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Greffin, Haiti
- Average high temperature in October: 29.2°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 October: 20.8°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 October
Greffin, Haiti
- Average pressure in October: 1012.5mbar
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 October
Greffin, Haiti
- Average wind speed in October: 7.2km/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 October
Greffin, Haiti
- Average humidity in October: 79%
The month with the highest relative humidity is November (80%).
The month with the lowest relative humidity is February (72%).
Average rainfall in October
Greffin, Haiti
- Average rainfall in October: 114mm
The wettest month (with the highest rainfall) is September (144mm).
The driest month (with the least rainfall) is January (12mm).
Average rainfall days in October
Greffin, Haiti
- Average rainfall days in October: 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 October /
Average sunshine in October
Greffin, Haiti
- Average daylight in October: 11h and 42min
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 October: 9h and 12min
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 October
Greffin, Haiti
- Average sunshine days in October: 4.8 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 October
Greffin, Haiti
- Average UV index in October: 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 October
Greffin, Haiti
- Average cloud cover in October: 30
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 October
Greffin, Haiti
- Average visibility in October: 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).





