September weather forecast and climate
Santa Cruz del Norte, Cuba

September, the first month of the autumn, in Santa Cruz del Norte, is still a hot month, with average temperature ranging between max 31.2°C (88.2°F) and min 23.9°C (75°F).

Temperature

In Santa Cruz del Norte, the average high-temperature is practically the same as in August - a still hot 31.2°C (88.2°F). In Santa Cruz del Norte, the average low-temperature is 23.9°C (75°F).

Heat index

The average heat index in September is calculated to a scorching 41.9°C (107.4°F). Be wary - heat exhaustion and heat cramps are highly anticipated. With continued activity, heatstroke is very likely.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the 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 'apparent temperature', 'real feel', 'felt air temperature', or 'feels like', is a measure of how hot it feels when the actual air humidity is factored in. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (metabolic differences, differences in body mass, height, and shape, pregnancy). Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

Months with the highest humidity in Santa Cruz del Norte are September and October, with an average relative humidity of 81%.

Rainfall

In Santa Cruz del Norte, during September, the rain falls for 16.6 days and regularly aggregates up to 49mm (1.93") of precipitation. Throughout the year, there are 170.1 rainfall days, and 533mm (20.98") of precipitation is accumulated.

Sea temperature

In September, the average sea temperature in Santa Cruz del Norte is 29.5°C (85.1°F).
Note: 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.

Daylight

In September, the average length of the day is 12.3h.

Sunshine

In September, the average sunshine is 8.9h.

UV index

Months with the highest UV index in Santa Cruz del Norte are April through September, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to the Sun's UV rays for the average person.
Note: In September, the average maximum UV index of 7 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. 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. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.

What is the temperature in September in Santa Cruz del Norte?

In September, in Santa Cruz del Norte, Cuba, the average high-temperature is 31.2°C (88.2°F), and the average low-temperature is 23.9°C (75°F). In September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), that combines both air temperature and relative humidity, is estimated at 41.9°C (107.4°F).

What are the most humid months in Santa Cruz del Norte?

September and October, with an average relative humidity of 81%, are most humid months.

What is the average humidity in September in Santa Cruz del Norte?

In September, the average relative humidity is 81%.

How many days does it rain in September in Santa Cruz del Norte?

In September, the rain falls for 16.6 days. Throughout September, 49mm (1.93") of precipitation is accumulated.

What is the sea water temperature in September in Santa Cruz del Norte?

In September, the average sea temperature is 29.5°C (85.1°F). 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.

What is the average length of the day in September in Santa Cruz del Norte?

In September, the average length of the day in Santa Cruz del Norte, Cuba, is 12.3h.

How many hours of sunshine does Santa Cruz del Norte have in September?

In September, the average sunshine in Santa Cruz del Norte is 8.9h.

When is the highest UV index in Santa Cruz del Norte?

April through September, with an average maximum UV index of 7, are months with the highest UV index in Santa Cruz del Norte.

How high is the UV index in September in Santa Cruz del Norte?

In September, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to the UV radiation.
Average temperature in September - Santa Cruz del Norte, Cuba
  • Average high temperature in September: 31.2°C

The warmest month (with the highest average high temperature) is August (32.3°C).
The month with the lowest average high temperature is January (25.5°C).

  • Average low temperature in September: 23.9°C

The month with the highest average low temperature is August (24.4°C).
The coldest month (with the lowest average low temperature) is January (18.1°C).

Average pressure in September - Santa Cruz del Norte, Cuba
  • Average pressure in September: 1013.3mbar

The month with the highest atmospheric pressure is January (1018.4mbar).
The month with the lowest atmospheric pressure is October (1013.1mbar).

Average wind speed in September - Santa Cruz del Norte, Cuba
  • Average wind speed in September: 8.6km/h

The windiest month (with the highest average wind speed) is March (11.8km/h).
The calmest month (with the lowest average wind speed) is July (8.5km/h).

Average humidity in September - Santa Cruz del Norte, Cuba
  • Average humidity in September: 81%

Months with the highest relative humidity are September and October (81%).
Months with the lowest relative humidity are March and April (70%).

Average rainfall in September - Santa Cruz del Norte, Cuba
  • Average rainfall in September: 49mm

The wettest month (with the highest rainfall) is August (77mm).
The driest month (with the least rainfall) is March (21mm).

Average rainfall days in September - Santa Cruz del Norte, Cuba
  • Average rainfall days in September: 16.6 days

The month with the highest number of rainy days is August (19 days).
The month with the least rainy days is December (10.6 days).

Average sea temperature in September - Santa Cruz del Norte, Cuba
  • Average sea temperature in September: 29.5°C

The best month for swimming (with the highest average sea temperature) is August (30.2°C).
The coldest month (with the lowest average sea temperature) is January (24.9°C).

Average daylight in September / Average sunshine in September - Santa Cruz del Norte, Cuba
  • Average daylight in September: 12.3h

The month with the longest days is June (Average daylight: 13.5h).
The month with the shortest days is December (Average daylight: 10.7h).

  • Average sunshine in September: 8.9h

The month with the most sunshine is July (Average sunshine: 11h).
The month with the least sunshine is November (Average sunshine: 6.3h).

Average sunshine days in September - Santa Cruz del Norte, Cuba
  • Average sunshine days in September: 11 days

The month with the most sunshine days is March (16.4 days).
The month with the least sunshine days is August (9.8 days).

Average UV index in September - Santa Cruz del Norte, Cuba
  • Average UV index in September: 7

Months with the highest UV index are April, May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 5).

Average cloud cover in September - Santa Cruz del Norte, Cuba
  • Average cloud cover in September: 29

The month with the most cloud cover is January (Cloud cover 37).
Months with the least cloud cover are April and July (Cloud cover 25).

Average visibility in September - Santa Cruz del Norte, Cuba
  • Average visibility in September: 9km

Months with the highest visibility are March, April, May and June (10km).
Months with the lowest visibility are January, February, July, August, September, October, November and December (9km).