September weather forecastEl Roble, Panama
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in El Roble, Panama, with an average temperature fluctuating between 22.4°C (72.3°F) and 29.8°C (85.6°F).Temperature
El Roble greets September with an average high-temperature of a still warm 29.8°C (85.6°F), marking a slight deviation from the preceding month. During September, El Roble witnesses a consistent average low-temperature of 22.4°C (72.3°F).Heat index
In September, the heat index is estimated at a torrid 39°C (102.2°F). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.Heat index details are generally centered around shaded locations and a mild breeze. Direct sunlight can potentially boost the heat index 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. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature 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 particularly relevant to babies and toddlers. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. With high air temperature and humidity (high heat index) conditions, sweat production is restricted, leading to an amplified perception of heat. Exceeding the body's heat disposal threshold results in a rise in body temperature and potential thermal disorders.
Humidity
July through October, with an average relative humidity of 88%, are the most humid months.Rainfall
In El Roble, in September, during 29.5 rainfall days, 262mm (10.31") of precipitation is typically accumulated. In El Roble, during the entire year, the rain falls for 269.3 days and collects up to 2235mm (87.99") of precipitation.Daylight
In September, the average length of the day is 12h and 10min.On the first day of the month, sunrise is at 06:14 and sunset at 18:30. On the last day of September, in El Roble, sunrise is at 06:10 and sunset at 18:13 EST.
Sunshine
In September, the average sunshine is 7.4h.UV index
January through June and September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for average individuals.Note: In September, an average UV index of 7 transforms into the following instructions:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
El Roble, Panama
- Average high temperature in September: 29.8°C
The warmest month (with the highest average high temperature) is March (34.6°C).
The month with the lowest average high temperature is October (29.2°C).
- Average low temperature in September: 22.4°C
The month with the highest average low temperature is April (23.7°C).
The coldest month (with the lowest average low temperature) is January (21.2°C).
Average pressure in September
El Roble, Panama
- Average pressure in September: 1010.2mbar
The month with the highest atmospheric pressure is January (1010.7mbar).
The month with the lowest atmospheric pressure is November (1009.9mbar).
Average wind speed in September
El Roble, Panama
- Average wind speed in September: 4.6km/h
The windiest month (with the highest average wind speed) is March (8.6km/h).
The calmest months (with the lowest average wind speed) are June and July (4.2km/h).
Average humidity in September
El Roble, Panama
- Average humidity in September: 88%
The months with the highest relative humidity are July, August, September and October (88%).
The month with the lowest relative humidity is March (65%).
Average rainfall in September
El Roble, Panama
- Average rainfall in September: 262mm
The wettest month (with the highest rainfall) is August (309mm).
The driest month (with the least rainfall) is February (11mm).
Average rainfall days in September
El Roble, Panama
- Average rainfall days in September: 29.5 days
The month with the highest number of rainy days is October (31 days).
The month with the least rainy days is February (5.3 days).
Average daylight in September /
Average sunshine in September
El Roble, Panama
- Average daylight in September: 12h and 12min
The month with the longest days is June (Average daylight: 12h and 36min).
The month with the shortest days is December (Average daylight: 11h and 42min).
- Average sunshine in September: 7h and 24min
The month with the most sunshine is January (Average sunshine: 9h and 36min).
The month with the least sunshine is October (Average sunshine: 6h and 42min).
Average sunshine days in September
El Roble, Panama
- Average sunshine days in September: 0.4 days
The month with the most sunshine days is February (21.1 days).
The month with the least sunshine days is October (0.1 days).
Average UV index in September
El Roble, Panama
- Average UV index in September: 7
The months with the highest UV index are January, February, March, April, May, June and September (UV index 7).
The months with the lowest UV index are July, August, October, November and December (UV index 6).
Average cloud cover in September
El Roble, Panama
- Average cloud cover in September: 53
The month with the most cloud cover is October (Cloud cover 58).
The month with the least cloud cover is February (Cloud cover 18).
Average visibility in September
El Roble, Panama
- Average visibility in September: 6km
The months with the highest visibility are February and March (10km).
The months with the lowest visibility are August, September, October and November (6km).





