September weather forecastBoca de Cupe, Panama
September
Weather in September
The first month of the autumn, September, is still a hot month in Boca de Cupe, Panama, with an average temperature ranging between min 23°C (73.4°F) and max 30.3°C (86.5°F).Temperature
In September, the average high-temperature registers at a still tropical 30.3°C (86.5°F), nearly identical to August's 30.6°C (87.1°F). In the month of September, Boca de Cupe records a consistent average low-temperature of 23°C (73.4°F).Heat index
For most parts of September, the heat index is appraised at a scorching 41°C (105.8°F). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.Data suggests that the heat index is set for environments in shade and with a light wind. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', gives an indication of how one might feel in terms of heat after considering humidity. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. High relative humidity reduces the evaporation rate, resulting in a lower heat removal rate from the body, causing the perception of being overheated. As body temperatures escalate without effective heat release, one might face dehydration threats.
Humidity
In September, the average relative humidity is 86%.Rainfall
In September, the rain falls for 27.9 days. Throughout September, 184mm (7.24") of precipitation is accumulated. In Boca de Cupe, during the entire year, the rain falls for 331.3 days and collects up to 2112mm (83.15") of precipitation.Daylight
The average length of the day in September is 12h and 10min.On the first day of September, sunrise is at 06:02 and sunset at 18:18. On the last day of the month, sunrise is at 05:58 and sunset at 18:01 EST.
Sunshine
In September, the average sunshine is 9.1h.UV index
The months with the highest UV index are April, July, September and December, 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 ordinary individuals.Note: In September, the average maximum UV index of 7 translates into the following recommendations:
Deter overexposure. Protecting against the sun's effects is essential. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Boca de Cupe, Panama
- Average high temperature in September: 30.3°C
The warmest month (with the highest average high temperature) is August (30.6°C).
The months with the lowest average high temperature are March and December (29.7°C).
- Average low temperature in September: 23°C
The month with the highest average low temperature is April (23.8°C).
The coldest month (with the lowest average low temperature) is November (22.7°C).
Average pressure in September
Boca de Cupe, Panama
- Average pressure in September: 1010.2mbar
The months with the highest atmospheric pressure are May and September (1010.2mbar).
The month with the lowest atmospheric pressure is December (1009.5mbar).
Average wind speed in September
Boca de Cupe, Panama
- Average wind speed in September: 5.4km/h
The windiest month (with the highest average wind speed) is March (8.2km/h).
The calmest months (with the lowest average wind speed) are May and June (5.2km/h).
Average humidity in September
Boca de Cupe, Panama
- Average humidity in September: 86%
The month with the highest relative humidity is May (87%).
The months with the lowest relative humidity are January and February (84%).
Average rainfall in September
Boca de Cupe, Panama
- Average rainfall in September: 184mm
The wettest month (with the highest rainfall) is July (232mm).
The driest month (with the least rainfall) is February (69mm).
Average rainfall days in September
Boca de Cupe, Panama
- Average rainfall days in September: 27.9 days
The month with the highest number of rainy days is July (29.4 days).
The month with the least rainy days is February (23.8 days).
Average daylight in September /
Average sunshine in September
Boca de Cupe, 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: 9h and 6min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).
Average sunshine days in September
Boca de Cupe, Panama
- Average sunshine days in September: 1.6 days
The month with the most sunshine days is January (3.7 days).
The month with the least sunshine days is November (1.1 days).
Average UV index in September
Boca de Cupe, Panama
- Average UV index in September: 7
The months with the highest UV index are April, July, September and December (UV index 7).
The months with the lowest UV index are January, February, March, May, June, August, October and November (UV index 6).
Average cloud cover in September
Boca de Cupe, Panama
- Average cloud cover in September: 51
The month with the most cloud cover is March (Cloud cover 56).
The month with the least cloud cover is January (Cloud cover 46).
Average visibility in September
Boca de Cupe, Panama
- Average visibility in September: 7km
The months with the highest visibility are January, February, March, June and December (8km).
The months with the lowest visibility are April, May, July, August, September, October and November (7km).





