September weather forecastLas Tunas, Cuba
September
Weather in September
September marks a change in the weather pattern at Las Tunas, Cuba with the temperature tapering off to 32.3°C (90.1°F) and the rainfall marking a peak at 127mm (5"). Both the cloud coverage and humidity rise, casting a dramatic tropical atmosphere in the region. This heightened rainfall season adds another layer of beauty to Las Tunas showers, contributing to the city's scenic charm.Temperature
The transition into September in Las Tunas notes an average high-temperature of a still tropical 32.3°C (90.1°F), revealing a mild distinction from the 33.4°C (92.1°F) in August. Las Tunas records an average nighttime low-temperature of 22.9°C (73.2°F) throughout September.Heat index
The heat index value for September is appraised at a blazing hot 47°C (116.6°F). Alert: Heat cramps and heat exhaustion are likely to occur. Prolonged exertion can lead to heatstroke.Heat index guidelines indicate values are for light wind scenarios and shaded regions. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', arises from combining readings of air temperature and relative moisture content. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. When the air contains significant moisture, the efficiency of the evaporation process decreases, preventing the body from cooling down effectively and creating a feeling of overheating. The body faces dehydration threats when its cooling efforts are outpaced by excessive heat gain.
Humidity
In Las Tunas, the average relative humidity in September is 83%.Rainfall
The month with the most rainfall is September, when the rain falls for 22 days and typically aggregates up to 127mm (5") of precipitation.Daylight
In Las Tunas, the average length of the day in September is 12h and 16min.On the first day of September in Las Tunas, sunrise is at 06:51 and sunset at 19:23. On the last day of the month, sunrise is at 06:58 and sunset at 18:56 CDT.
Sunshine
The average sunshine in September is 10.4h.UV index
The months with the highest UV index in Las Tunas are April through September, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 7 during September leads to these instructions:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Las Tunas, Cuba
- Average high temperature in September: 32.3°C
The warmest month (with the highest average high temperature) is August (33.4°C).
The month with the lowest average high temperature is January (28.3°C).
- Average low temperature in September: 22.9°C
The month with the highest average low temperature is July (23.6°C).
The coldest month (with the lowest average low temperature) is January (19.5°C).
Average pressure in September
Las Tunas, Cuba
- Average pressure in September: 1013mbar
The month with the highest atmospheric pressure is January (1017.2mbar).
The month with the lowest atmospheric pressure is October (1012.4mbar).
Average wind speed in September
Las Tunas, Cuba
- Average wind speed in September: 7.3km/h
The windiest month (with the highest average wind speed) is February (9.8km/h).
The calmest months (with the lowest average wind speed) are September and October (7.3km/h).
Average humidity in September
Las Tunas, Cuba
- Average humidity in September: 83%
The month with the highest relative humidity is October (85%).
The month with the lowest relative humidity is March (70%).
Average rainfall in September
Las Tunas, Cuba
- Average rainfall in September: 127mm
The wettest month (with the highest rainfall) is September (127mm).
The driest month (with the least rainfall) is February (18mm).
Average rainfall days in September
Las Tunas, Cuba
- Average rainfall days in September: 22 days
The month with the highest number of rainy days is October (23.7 days).
The month with the least rainy days is February (8.3 days).
Average daylight in September /
Average sunshine in September
Las Tunas, Cuba
- Average daylight in September: 12h and 18min
The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).
- Average sunshine in September: 10h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).
Average sunshine days in September
Las Tunas, Cuba
- Average sunshine days in September: 7 days
The month with the most sunshine days is March (17.5 days).
The month with the least sunshine days is October (5.9 days).
Average UV index in September
Las Tunas, Cuba
- Average UV index in September: 7
The months with the highest UV index are April, May, June, July, August and September (UV index 7).
The months with the lowest UV index are January, February, March, October, November and December (UV index 6).
Average cloud cover in September
Las Tunas, Cuba
- Average cloud cover in September: 43
The month with the most cloud cover is October (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in September
Las Tunas, Cuba
- Average visibility in September: 7km
The month with the highest visibility is March (10km).
The months with the lowest visibility are September, October, November and December (7km).





