October weather forecast
Saint-Marc, Haiti

Weather in October

October, the same as September, is a moderately hot autumn month in Saint-Marc, Haiti, with average temperature fluctuating between 29.3°C (84.7°F) and 22.7°C (72.9°F).

Temperature

In Saint-Marc, the average high-temperature in October is essentially the same as in September - a still warm 29.3°C (84.7°F). In Saint-Marc, Haiti,, the average low-temperature is 22.7°C (72.9°F).

Heat index

The average heat index in October is appraised at a torrid 35.6°C (96.1°F). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'feels like', 'felt air temperature', or 'apparent temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. This effect is individual, with diverse people perceiving weather differently for numerous reasons (pregnancy, clothing, metabolic differences), and activity. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. If the body can not disperse the excessive heat and body temperature reaches conditions of hyperthermia, above 37.5°C (99.5°F) to 38.3°C (100.9°F), thermal conditions are potentially life-threatening.

Humidity

In Saint-Marc, the average relative humidity is 80%.

Rainfall

In Saint-Marc, during October, the rain falls for 23.5 days and regularly aggregates up to 95mm (3.74") of precipitation. In Saint-Marc, during the entire year, the rain falls for 219.6 days and collects up to 736mm (28.98") of precipitation.

Sea temperature

In Saint-Marc, the average seawater temperature in October is 29.6°C (85.3°F).
Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

Daylight

In October, the average length of the day is 11.7h.

Sunshine

The average sunshine in October is 9.4h.

UV index

Months with the lowest UV index in Saint-Marc, Haiti, are January through March, October through December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 6 interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in October in Saint-Marc?

In October, in Saint-Marc, the average high-temperature is 29.3°C (84.7°F), and the average low-temperature is 22.7°C (72.9°F). In October, the average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, is appraised at 35.6°C (96.1°F).

What is the average humidity in October in Saint-Marc?

In October, the average relative humidity in Saint-Marc is 80%.

How much does it rain in Saint-Marc in October?

In October, in Saint-Marc, the rain falls for 23.5 days. Throughout October, 95mm (3.74") of precipitation is accumulated.

What is the sea water temperature in October in Saint-Marc?

In Saint-Marc, the average seawater temperature in October is 29.6°C (85.3°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

What is the average length of the day in October in Saint-Marc?

In October, the average length of the day in Saint-Marc is 11.7h.

How long on average sun shines in October in Saint-Marc?

In Saint-Marc, the average sunshine in October is 9.4h.

What is the month with the lowest UV index in Saint-Marc?

January through March, October through December, with an average maximum UV index of 6, are months with the lowest UV index in Saint-Marc, Haiti.

What is the UV index reading in October in Saint-Marc?

In October, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from the exposure to the Sun's UV rays.

Average temperature in October
Saint-Marc, Haiti

Average temperature in October - Saint-Marc, Haiti
  • Average high temperature in October: 29.3°C

The warmest month (with the highest average high temperature) is July (30.7°C).
The month with the lowest average high temperature is January (27.3°C).

  • Average low temperature in October: 22.7°C

The month with the highest average low temperature is July (23.5°C).
The coldest month (with the lowest average low temperature) is January (20.1°C).

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Average pressure in October
Saint-Marc, Haiti

Average pressure in October - Saint-Marc, Haiti
  • Average pressure in October: 1012.5mbar

The month with the highest atmospheric pressure is January (1016.6mbar).
The month with the lowest atmospheric pressure is October (1012.5mbar).

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Average wind speed in October
Saint-Marc, Haiti

Average wind speed in October - Saint-Marc, Haiti
  • Average wind speed in October: 8km/h

The windiest month (with the highest average wind speed) is February (11.2km/h).
The calmest month (with the lowest average wind speed) is September (7km/h).

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Average humidity in October
Saint-Marc, Haiti

Average humidity in October - Saint-Marc, Haiti
  • Average humidity in October: 80%

The month with the highest relative humidity is November (81%).
Months with the lowest relative humidity are March and April (74%).

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Average rainfall in October
Saint-Marc, Haiti

Average rainfall in October - Saint-Marc, Haiti
  • Average rainfall in October: 95mm

The wettest month (with the highest rainfall) is May (118mm).
The driest months (with the least rainfall) are January and December (13mm).

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Average rainfall days in October
Saint-Marc, Haiti

Average rainfall days in October - Saint-Marc, Haiti
  • Average rainfall days in October: 23.5 days

The month with the highest number of rainy days is May (25.3 days).
The month with the least rainy days is December (8.5 days).

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Average sea temperature in October
Saint-Marc, Haiti

Average sea temperature in October - Saint-Marc, Haiti
  • Average sea temperature in October: 29.6°C

The best month for swimming (with the highest average sea temperature) is September (29.9°C).
The coldest month (with the lowest average sea temperature) is February (26.8°C).

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Average daylight in October /
Average sunshine in October
Saint-Marc, Haiti

Average daylight in October / Average sunshine in October - Saint-Marc, Haiti
  • Average daylight in October: 11.7h

The month with the longest days is June (Average daylight: 13.3h).
The month with the shortest days is December (Average daylight: 11h).

  • Average sunshine in October: 9.4h

Months with the most sunshine are July and August (Average sunshine: 11.3h).
Months with the least sunshine are January and February (Average sunshine: 7.2).

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Average sunshine days in October
Saint-Marc, Haiti

Average sunshine days in October - Saint-Marc, Haiti
  • Average sunshine days in October: 4.8 days

The month with the most sunshine days is December (20.4 days).
The month with the least sunshine days is September (3.2 days).

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Average UV index in October
Saint-Marc, Haiti

Average UV index in October - Saint-Marc, Haiti
  • Average UV index in October: 6

Months with the highest UV index are April, May, June, July, August and September (UV index 7).
Months with the lowest UV index are January, February, March, October, November and December (UV index 6).

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Average cloud cover in October
Saint-Marc, Haiti

Average cloud cover in October - Saint-Marc, Haiti
  • Average cloud cover in October: 26

The month with the most cloud cover is May (Cloud cover 32).
The month with the least cloud cover is December (Cloud cover 18).

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Average visibility in October
Saint-Marc, Haiti

Average visibility in October - Saint-Marc, Haiti
  • Average visibility in October: 10km

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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