September weather forecast
Río Amarillo, Honduras

September, the first month of the autumn in Río Amarillo, is still a warm month, with an average temperature ranging between max 29.5°C (85.1°F) and min 18.8°C (65.8°F).

Temperature

The advent of September sees the average high-temperature at a still moderately hot 29.5°C (85.1°F), subtly shifted from August's 29.7°C (85.5°F). An average low-temperature of 18.8°C (65.8°F) marks the nights throughout September.

Heat index

The heat index for September is estimated at a very hot 37°C (98.6°F). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', blends air temperature and moisture content to represent the felt temperature to humans. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
To cool down, the human body relies on perspiration, a process where excessive heat is eliminated as sweat evaporates. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

In Río Amarillo, Honduras, the average relative humidity in September is 83%.

Rainfall

The month with the most rainfall is September, when the rain falls for 23.8 days and typically aggregates up to 131mm (5.16") of precipitation.

Daylight

In September, the average length of the day in Río Amarillo, Honduras, is 12h and 13min.
On the first day of September, sunrise is at 05:44 and sunset at 18:08. On the last day of the month, sunrise is at 05:46 and sunset at 17:46 CST.

Sunshine

The average sunshine in September is 8.1h.

UV index

The average daily maximum UV index in September in Río Amarillo is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 6 during September translates into the following guidance:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.