Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The advent of September reveals an average high-temperature of a still warm 27.3°C (81.1°F), showing minimal difference from the prior month. An average nighttime temperature of 19°C (66.2°F) is observed in Santa Lucía Cotzumalguapa during September.Heat index
The heat index in September is estimated at a hot 31°C (87.8°F). Exhaustion becomes probable with enduring exposure and activity, potentially causing heat cramps.It is important to note that the heat index values are for shaded areas and light wind scenarios. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
Humidity
September is the most humid month, with an average relative humidity of 84%.Rainfall
In Santa Lucía Cotzumalguapa, during September, the rain falls for 29.4 days and regularly aggregates up to 230mm (9.06") of precipitation. Throughout the year, in Santa Lucía Cotzumalguapa, there are 228.7 rainfall days, and 1368mm (53.86") of precipitation is accumulated.Daylight
In September, the average length of the day is 12h and 13min.On the first day of the month, sunrise is at 05:52 and sunset at 18:15. On the last day of September, sunrise is at 05:53 and sunset at 17:54 CST.
Sunshine
In Santa Lucía Cotzumalguapa, the average sunshine in September is 9.7h.UV index
January through December, with an average maximum UV index of 6, are months with the highest UV index in Santa Lucía Cotzumalguapa. The months with the lowest UV index are January through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 6 in September interprets into the following advice:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Santa Lucía Cotzumalguapa?
What is the most humid month in Santa Lucía Cotzumalguapa?
What is the average humidity in September in Santa Lucía Cotzumalguapa?
How much does it rain in Santa Lucía Cotzumalguapa in September?
What is the average length of the day in September in Santa Lucía Cotzumalguapa?
When are sunrise and sunset in September in Santa Lucía Cotzumalguapa?
How many hours of sunshine does Santa Lucía Cotzumalguapa have in September?
What are the months with the highest UV index in Santa Lucía Cotzumalguapa?
What is the month with the lowest UV index in Santa Lucía Cotzumalguapa?
How high is the UV index in September in Santa Lucía Cotzumalguapa?
Average temperature in September
Santa Lucía Cotzumalguapa, Guatemala
- Average high temperature in September: 27.3°C
The warmest month (with the highest average high temperature) is March (30.6°C).
The month with the lowest average high temperature is October (27.1°C).
- Average low temperature in September: 19°C
The month with the highest average low temperature is May (20.7°C).
The coldest month (with the lowest average low temperature) is January (17.2°C).
Average pressure in September
Santa Lucía Cotzumalguapa, Guatemala
- Average pressure in September: 1012.3mbar
The month with the highest atmospheric pressure is January (1014.6mbar).
The months with the lowest atmospheric pressure are May and October (1012.2mbar).
Average wind speed in September
Santa Lucía Cotzumalguapa, Guatemala
- Average wind speed in September: 5.6km/h
The windiest month (with the highest average wind speed) is January (9.3km/h).
The calmest month (with the lowest average wind speed) is September (5.6km/h).
Average humidity in September
Santa Lucía Cotzumalguapa, Guatemala
- Average humidity in September: 84%
The month with the highest relative humidity is September (84%).
The month with the lowest relative humidity is March (61%).
Average rainfall in September
Santa Lucía Cotzumalguapa, Guatemala
- Average rainfall in September: 230mm
The wettest month (with the highest rainfall) is June (240mm).
The driest month (with the least rainfall) is January (4mm).
Average rainfall days in September
Santa Lucía Cotzumalguapa, Guatemala
- Average rainfall days in September: 29.4 days
The month with the highest number of rainy days is September (29.4 days).
The month with the least rainy days is January (4.3 days).
Average daylight in September /
Average sunshine in September
Santa Lucía Cotzumalguapa, Guatemala
- Average daylight in September: 12h and 1min
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: 9h and 4min
The month with the most sunshine is April (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 7h and 36min).
Average sunshine days in September
Santa Lucía Cotzumalguapa, Guatemala
- Average sunshine days in September: 0.3 days
The month with the most sunshine days is January (23.9 days).
The month with the least sunshine days is September (0.3 days).
Average UV index in September
Santa Lucía Cotzumalguapa, Guatemala
- Average UV index in September: 6
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
Average cloud cover in September
Santa Lucía Cotzumalguapa, Guatemala
- Average cloud cover in September: 42
The month with the most cloud cover is September (Cloud cover 42).
The months with the least cloud cover are January and December (Cloud cover 11).
Average visibility in September
Santa Lucía Cotzumalguapa, Guatemala
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, November and December (10km).
The months with the lowest visibility are May, June, July, August, September and October (9km).
Santa Lucía Cotzumalguapa, Guatemala
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