October weather forecast
Greffin, 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.

Frequently asked questions

How hot is it in Greffin in October?
The high-temperature in Greffin, Haiti, during October is 29.2°C (84.6°F) and the low-temperature is 20.8°C (69.4°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in October is evaluated at 35°C (95°F).
What is the average humidity in October in Greffin?
In October, the average relative humidity in Greffin is 79%.
How many days does it rain in October in Greffin?
In Greffin, during October, the rain falls for 24.4 days and regularly aggregates up to 114mm (4.49") of precipitation.
How many hours of daylight does Greffin have in October?
In October, the average day length is 11h and 43min.
When is the sunrise / sunset in October in Greffin?
In October, on the first day of the month, sunrise is at 06:39 and sunset at 18:37. On the last day of the month, in Greffin, sunrise is at 06:48 and sunset at 18:16 EDT.
How long on average sun shines in October in Greffin?
The average sunshine duration in October in Greffin, Haiti, is 9.2h.
When is the lowest UV index in Greffin?
January through May, July through December, with an average maximum UV index of 6, are months with the lowest UV index in Greffin, Haiti.
What is the UV index reading in October in Greffin?
In October, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
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 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 October: 9h and 1min

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).

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