September weather forecast
Cufar, Guinea-Bissau

September marks the decline of the wet season in Cufar with significantly decreased rainfall, and a return of the sunshine hours to a monthly average of 6.4. The weather dynamics during the month provide a gradual transition out of the heavy weather conditions experienced in the preceding months. While it maintains high humidity from 85%, there is a noticeable shift in temperatures to reflect the forthcoming weather pattern. The city's resilience to weather variations steps up in September, paving the way for receding rainfall. The temperature in September spans from a comfortable 23.6°C (74.5°F) to 30.9°C (87.6°F), reducing cloud cover to 55% and increasing daylight hours, slowly setting the stage for the imminent dry season.

Temperature

Cufar starts September with an average high-temperature of a hot 30.9°C (87.6°F), a minor shift from August's 29.9°C (85.8°F). During September, Cufar consistently records a temperature low averaging a moderately hot 23.6°C (74.5°F).

Heat index

For September, the heat index is evaluated at a blistering 42°C (107.6°F). Implement enhanced safety actions, heat cramps and heat exhaustion could occur. Sustained activity might result in heatstroke.
In the scope of the heat index, its values resonate with shade and light wind conditions. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', takes into account both air temperature and humidity to illustrate what people actually feel. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
Perspiration is essential for the human body; it facilitates cooling through the process of sweat evaporation. Relative humidity in excess curtails evaporation, therefore reducing heat dissipation from the body, leading to feelings of excess heat. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.

Humidity

August and September, with an average relative humidity of 85%, are the most humid months in Cufar.

Rainfall

In September, in Cufar, the rain falls for 22.2 days. Throughout September, 168mm (6.61") of precipitation is accumulated. Throughout the year, in Cufar, there are 109.7 rainfall days, and 868mm (34.17") of precipitation is accumulated.

Daylight

In September, the average length of the day is 12h and 11min.
On the first day of the month, sunrise is at 06:50 and sunset at 19:10. On the last day of September, in Cufar, sunrise is at 06:49 and sunset at 18:51 GMT.

Sunshine

The average sunshine in September is 6.4h.

UV index

January through July, September through December, with an average maximum UV index of 7, are months with the highest UV index in Cufar. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, the maximum UV index of 7 translates into these guidelines:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Enhance your sun protection with tightly woven, yet airy clothing.