September weather forecast
Las Cumbres, Panama

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Weather in September

In September, Las Cumbres experiences a minor dip in the temperature. The level of precipitation is decreased from August, giving a hint of approaching dry season. The humidity stays relatively consistent, administering a moist atmosphere. The winds pick up in this period, making it a blissful respite from the humidity. Residents and tourists alike, enjoy milder mornings and breezy evenings, making September the start of an ideal time for outdoor activities.

Temperature

The transition into September in Las Cumbres shows a subtle variation to a still warm 29.1°C (84.4°F) from August's 29.2°C (84.6°F) in the average high-temperature. The month of September in Las Cumbres shows a minor drop from daytime temperatures, generally recording a low average of 24.1°C (75.4°F).

Heat index

The average heat index in September is computed to be a torrid 36°C (96.8°F). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.
Understanding the heat index involves considering values for shaded locales with light wind. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is the outcome of merging air's temperature and its humidity metrics. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
The body's inherent cooling system operates through perspiration, wherein evaporating sweat offsets excessive heat. Greater relative humidity lessens the rate of evaporation, thus decreasing the body's heat dispersal, which gives rise to a sensation of overheating. As the body accumulates more heat than it can release, body temperature goes up, increasing the risk of heat-related health issues.

Humidity

The average relative humidity in September is 86%.

Rainfall

In Las Cumbres, in September, it is raining for 24.4 days, with typically 161mm (6.34") of accumulated precipitation. In Las Cumbres, during the entire year, the rain falls for 282 days and collects up to 1912mm (75.28") of precipitation.

Daylight

In Las Cumbres, the average length of the day in September is 12h and 10min.
On the first day of the month, sunrise is at 06:09 and sunset at 18:26. On the last day of September, in Las Cumbres, sunrise is at 06:06 and sunset at 18:09 EST.

Sunshine

In September, the average sunshine in Las Cumbres is 7.9h.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index in Las Cumbres, Panama. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: An average maximum UV index of 7 in September leads to these recommendations:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Updated: Feb 2, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How hot is September in Las Cumbres?

During September, Las Cumbres experiences an average high-temperature of 29.1°C (84.4°F) and a low-temperature of 24.1°C (75.4°F). The average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, in September is computed to be 36°C (96.8°F).

What is the average humidity in September in Las Cumbres?

The average relative humidity in September in Las Cumbres, Panama, is 86%.

How much does it rain in Las Cumbres in September?

In Las Cumbres, Panama, during September, the rain falls for 24.4 days and regularly aggregates up to 161mm (6.34") of precipitation.

What is the average length of the day in September in Las Cumbres?

In September, the average day length in Las Cumbres is 12h and 10min.

When is the sunrise / sunset in September in Las Cumbres?

In September, on the first day of the month, sunrise is at 06:09 and sunset at 18:26. On the last day of the month, in Las Cumbres, Panama, sunrise is at 06:06 and sunset at 18:09 EST.

How long on average sun shines in September in Las Cumbres?

The average sunshine duration in September in Las Cumbres is 7.9h.

What are the months with the highest UV index in Las Cumbres?

The months with the highest UV index are January through December, with an average maximum UV index of 7.

When is the lowest UV index in Las Cumbres?

January through December, with an average maximum UV index of 7, are months with the lowest UV index in Las Cumbres, Panama.

How high is the UV index in September in Las Cumbres?

In September, the average daily maximum UV index in Las Cumbres is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Las Cumbres, Panama

Average temperature in September - Las Cumbres, Panama
  • Average high temperature in September: 29.1°C

The warmest months (with the highest average high temperature) are March and April (30.8°C).
The months with the lowest average high temperature are October and November (28.7°C).

  • Average low temperature in September: 24.1°C

The month with the highest average low temperature is June (24.9°C).
The coldest months (with the lowest average low temperature) are January and February (23.6°C).

Average pressure in September
Las Cumbres, Panama

Average pressure in September - Las Cumbres, Panama
  • Average pressure in September: 1010mbar

The month with the highest atmospheric pressure is March (1011mbar).
The month with the lowest atmospheric pressure is November (1009.6mbar).

Average wind speed in September
Las Cumbres, Panama

Average wind speed in September - Las Cumbres, Panama
  • Average wind speed in September: 6.3km/h

The windiest month (with the highest average wind speed) is February (11.2km/h).
The calmest months (with the lowest average wind speed) are June and September (6.3km/h).

Average humidity in September
Las Cumbres, Panama

Average humidity in September - Las Cumbres, Panama
  • Average humidity in September: 86%

The months with the highest relative humidity are July, August and November (87%).
The month with the lowest relative humidity is March (77%).

Average rainfall in September
Las Cumbres, Panama

Average rainfall in September - Las Cumbres, Panama
  • Average rainfall in September: 161mm

The wettest month (with the highest rainfall) is July (273mm).
The driest month (with the least rainfall) is February (14mm).

Average rainfall days in September
Las Cumbres, Panama

Average rainfall days in September - Las Cumbres, Panama
  • Average rainfall days in September: 24.4 days

The month with the highest number of rainy days is May (29.3 days).
The month with the least rainy days is February (11.6 days).

Average daylight in September /
Average sunshine in September
Las Cumbres, Panama

Average daylight in September / Average sunshine in September - Las Cumbres, Panama
  • Average daylight in September: 12h and 1min

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 36min).

  • Average sunshine in September: 7h and 5min

The month with the most sunshine is May (Average sunshine: 8h and 48min).
The month with the least sunshine is November (Average sunshine: 5h and 42min).

Average sunshine days in September
Las Cumbres, Panama

Average sunshine days in September - Las Cumbres, Panama
  • Average sunshine days in September: 5.1 days

The month with the most sunshine days is January (10.8 days).
The month with the least sunshine days is November (0.8 days).

Average UV index in September
Las Cumbres, Panama

Average UV index in September - Las Cumbres, Panama
  • Average UV index in September: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).

Average cloud cover in September
Las Cumbres, Panama

Average cloud cover in September - Las Cumbres, Panama
  • Average cloud cover in September: 44

The month with the most cloud cover is July (Cloud cover 51).
The months with the least cloud cover are January and February (Cloud cover 42).

Average visibility in September
Las Cumbres, Panama

Average visibility in September - Las Cumbres, Panama
  • Average visibility in September: 9km

The months with the highest visibility are February, March and April (10km).
The months with the lowest visibility are July and August (8km).

Las Cumbres, Panama

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