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
September
Weather in September
Temperature
The arrival of September marks a slight shift to an average high-temperature of a warm 28.3°C (82.9°F) from August's 31.1°C (88°F). Throughout September, the temperature falls to an average low of 18.5°C (65.3°F).Heat index
In September, the average heat index is appraised at 29°C (84.2°F). When exposure and activity are sustained, they could induce fatigue, with a chance of heat cramps.In terms of the heat index, values are set with light wind and shade conditions in mind. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for 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.
Humidity
With an average relative humidity of 53%, September is the most humid month.Rainfall
In Villa López, during September, the rain falls for 16.3 days and regularly aggregates up to 63mm (2.48") of precipitation. In Villa López, during the entire year, the rain falls for 80.9 days and collects up to 261mm (10.28") of precipitation.Daylight
The average length of the day in September is 12h and 18min.On the first day of September, sunrise is at 5:39 am and sunset at 6:19 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 5:47 pm MST.
Sunshine
The average sunshine in September is 10.5h.UV index
In Villa López, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: A daily high UV index of 6 in September leads to these guidelines:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is September?
What is the most humid month?
What is the average humidity in September?
How much does it rain in September?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Villa López have in September?
What is the UV index reading in September in Villa López?
Average temperature in September
Villa López, Mexico
- Average high temperature in September: 28.3°C
The warmest month (with the highest average high temperature) is June (33.1°C).
The month with the lowest average high temperature is January (18.5°C).
- Average low temperature in September: 18.5°C
The month with the highest average low temperature is June (22.3°C).
The coldest month (with the lowest average low temperature) is January (7.2°C).
Average pressure in September
Villa López, Mexico
- Average pressure in September: 1014.7mbar
The month with the highest atmospheric pressure is January (1018.6mbar).
The month with the lowest atmospheric pressure is May (1011.5mbar).
Average wind speed in September
Villa López, Mexico
- Average wind speed in September: 10.9km/h
The windiest month (with the highest average wind speed) is April (13.7km/h).
The calmest month (with the lowest average wind speed) is December (10.1km/h).
Average humidity in September
Villa López, Mexico
- Average humidity in September: 53%
The month with the highest relative humidity is September (53%).
The month with the lowest relative humidity is April (23%).
Average rainfall in September
Villa López, Mexico
- Average rainfall in September: 63mm
The wettest month (with the highest rainfall) is July (64mm).
The driest month (with the least rainfall) is February (1mm).
Average rainfall days in September
Villa López, Mexico
- Average rainfall days in September: 16.3 days
The month with the highest number of rainy days is September (16.3 days).
The month with the least rainy days is February (1.1 days).
Average daylight in September /
Average sunshine in September
Villa López, Mexico
- 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: 10h and 3min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The months with the least sunshine are January and February (Average sunshine: 7h and 18min).
Average sunshine days in September
Villa López, Mexico
- Average sunshine days in September: 11.1 days
The month with the most sunshine days is December (28.9 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in September
Villa López, Mexico
- Average UV index in September: 6
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 4).
Average cloud cover in September
Villa López, Mexico
- Average cloud cover in September: 25
The month with the most cloud cover is September (Cloud cover 25).
The month with the least cloud cover is May (Cloud cover 11).
Average visibility in September
Villa López, Mexico
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
