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 snowfall in September
- Average snowfall 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
September signifies a gentle decline in Zapata's average high-temperature, easing from a very hot 100.6°F (38.1°C) in August to a hot 93°F (33.9°C). Zapata experiences an average low-temperature of 76.8°F (24.9°C) in month of September.Heat index
For most parts of September, the heat index is calculated to be a blistering 107.6°F (42°C). Exercise special caution, heat exhaustion and heat cramps are probable. Prolonged activity may induce heatstroke.The metrics for the heat index are tailored for both shady environments and light winds. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', unifies temperature and humidity readings to offer a comprehensive feel of warmth. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. An increase in relative humidity disrupts body cooling by slowing the evaporation rate, thereby reducing the rate at which the body cools and amplifying the sense of heat. With body temperatures on the rise, inefficient heat shedding can lead to dehydration and its associated complications.
Humidity
The average relative humidity in September is 60%.Rainfall
The month with the most rainfall is September, when the rain falls for 15.6 days and typically aggregates up to 2.6" (66mm) of precipitation.Snowfall
In Zapata, snow does not fall in January through November.Daylight
In September, the average length of the day is 12h and 18min.On the first day of September, sunrise is at 7:16 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 7:24 pm CDT.
Sunshine
In Zapata, the average sunshine in September is 8.7h.UV index
The average daily maximum UV index in September is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In September, an average UV index of 7 transforms into the following instructions:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. 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 U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in September?
What is the average humidity in September?
What is the rainiest month?
How much does it rain in September?
When it does not snow?
How many hours of daylight does Zapata have in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Zapata have in September?
What is the UV index intensity in September?
Average temperature in September
Zapata, TX
- Average high temperature in September: 93°F
The warmest month (with the highest average high temperature) is August (100.6°F).
The month with the lowest average high temperature is January (68.5°F).
- Average low temperature in September: 76.8°F
The month with the highest average low temperature is August (80.4°F).
The coldest month (with the lowest average low temperature) is January (51.8°F).
Average pressure in September
Zapata, TX
- Average pressure in September: 29.92"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are May and June (29.86"Hg).
Average wind speed in September
Zapata, TX
- Average wind speed in September: 10.2mph
The windiest month (with the highest average wind speed) is July (14.5mph).
The calmest month (with the lowest average wind speed) is December (8.8mph).
Average humidity in September
Zapata, TX
- Average humidity in September: 60%
The month with the highest relative humidity is December (62%).
The month with the lowest relative humidity is August (50%).
Average rainfall in September
Zapata, TX
- Average rainfall in September: 2.6"
The wettest month (with the highest rainfall) is September (2.6").
The driest month (with the least rainfall) is February (0.51").
Average rainfall days in September
Zapata, TX
- Average rainfall days in September: 15.6 days
The month with the highest number of rainy days is September (15.6 days).
The month with the least rainy days is August (6.4 days).
Average snowfall in September
Zapata, TX
- Average snowfall in September: 0"
The month with the highest snowfall is December (0.04").
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Zapata, TX
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and December (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Zapata, TX
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).
Average sunshine days in September
Zapata, TX
- Average sunshine days in September: 13 days
The month with the most sunshine days is August (23.2 days).
The month with the least sunshine days is September (13 days).
Average UV index in September
Zapata, TX
- Average UV index in September: 7
The months with the highest UV index are June, July and August (UV index 8).
The months with the lowest UV index are January and December (UV index 4).
Average cloud cover in September
Zapata, TX
- Average cloud cover in September: 30
The month with the most cloud cover is December (Cloud cover 34).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in September
Zapata, TX
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Zapata, Texas, USA
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