September weather forecastEsquipulas, Guatemala
September
Weather in September
September continues maintaining Esquipulas's monsoon phase with an insignificant drop in temperature than August. The rainfall slightly increases to 98mm (3.86") in comparison to the previous month. With a longer span of daylight and reduced wind speed, the month assimilates much needed tranquillity. September's climate is best relished indoors while relaxing to the soothing rhythm of raindrops.Temperature
The shift from August to September in Esquipulas is characterized by an average high-temperature of a still moderately hot 29.5°C (85.1°F), not significantly different from the 29.7°C (85.5°F) of August. Throughout September, Esquipulas's nights cool down to an average of 18.7°C (65.7°F).Heat index
The heat index value for September is computed to be a sweltering 37°C (98.6°F). Adopt heightened safety measures, heat cramps and heat exhaustion may occur. Sustained activity might cause heatstroke.The heat index's values are generally associated with conditions in shade and light breezes. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.
Humidity
The average relative humidity in September is 83%.Rainfall
In Esquipulas, Guatemala, during September, the rain falls for 23.2 days and regularly aggregates up to 98mm (3.86") of precipitation. Throughout the year, in Esquipulas, Guatemala, there are 193.9 rainfall days, and 636mm (25.04") of precipitation is accumulated.Daylight
The average length of the day in September in Esquipulas is 12h and 13min.On the first day of the month, sunrise is at 05:45 and sunset at 18:08. On the last day of September, sunrise is at 05:46 and sunset at 17:47 CST.
Sunshine
In September, the average sunshine is 8.3h.UV index
In Esquipulas, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 6 during September translates into the following directions:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer 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
Esquipulas, Guatemala
- Average high temperature in September: 29.5°C
The warmest month (with the highest average high temperature) is April (32.3°C).
The month with the lowest average high temperature is January (25.1°C).
- Average low temperature in September: 18.7°C
The month with the highest average low temperature is May (20.2°C).
The coldest month (with the lowest average low temperature) is January (15.7°C).
Average pressure in September
Esquipulas, Guatemala
- Average pressure in September: 1012.5mbar
The month with the highest atmospheric pressure is January (1016.3mbar).
The month with the lowest atmospheric pressure is September (1012.5mbar).
Average wind speed in September
Esquipulas, Guatemala
- Average wind speed in September: 5.1km/h
The windiest month (with the highest average wind speed) is January (7.6km/h).
The calmest month (with the lowest average wind speed) is September (5.1km/h).
Average humidity in September
Esquipulas, Guatemala
- Average humidity in September: 83%
The months with the highest relative humidity are October and November (84%).
The month with the lowest relative humidity is April (67%).
Average rainfall in September
Esquipulas, Guatemala
- Average rainfall in September: 98mm
The wettest month (with the highest rainfall) is June (111mm).
The driest month (with the least rainfall) is March (8mm).
Average rainfall days in September
Esquipulas, Guatemala
- Average rainfall days in September: 23.2 days
The month with the highest number of rainy days is June (23.8 days).
The month with the least rainy days is December (9.3 days).
Average daylight in September /
Average sunshine in September
Esquipulas, Guatemala
- Average daylight in September: 12h and 12min
The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).
- Average sunshine in September: 8h and 18min
The month with the most sunshine is April (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).
Average sunshine days in September
Esquipulas, Guatemala
- Average sunshine days in September: 4.3 days
The month with the most sunshine days is March (16.3 days).
The month with the least sunshine days is June (3 days).
Average UV index in September
Esquipulas, Guatemala
- Average UV index in September: 6
The month with the highest UV index is March (UV index 7).
The months with the lowest UV index are January and November (UV index 5).
Average cloud cover in September
Esquipulas, Guatemala
- Average cloud cover in September: 52
The month with the most cloud cover is November (Cloud cover 58).
The month with the least cloud cover is April (Cloud cover 30).
Average visibility in September
Esquipulas, Guatemala
- Average visibility in September: 7km
The months with the highest visibility are April and May (9km).
The months with the lowest visibility are July, October, November and December (6km).





