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
September
Weather in September
Temperature
September is characterized by a slight reduction in average high-temperature, easing from a tropical 31.7°C (89.1°F) in August to a warm 27.6°C (81.7°F). San Nicolás de los Garza reports a consistent average low-temperature of 19.1°C (66.4°F) throughout September nights.Heat index
In September, the average heat index is appraised at a tropical 30°C (86°F). Uninterrupted activity during exposure could lead to a sense of exhaustion, possibly causing heat cramps.It is essential to grasp that the heat index's numbers are for shade and light wind settings. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'real feel', binds temperature metrics with humidity values to give a sense of the actual warmth. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
Humidity
September is the most humid month, with an average relative humidity of 69%.Rainfall
In San Nicolás de los Garza, during September, the rain falls for 22.8 days and regularly aggregates up to 101mm (3.98") of precipitation. In San Nicolás de los Garza, during the entire year, the rain falls for 158.3 days and collects up to 602mm (23.7") of precipitation.Snowfall
January through November are months without snowfall.Daylight
In San Nicolás de los Garza, the average length of the day in September is 12h and 17min.On the first day of September, sunrise is at 6:21 am and sunset at 7:00 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 6:28 pm CST.
Sunshine
In September, the average sunshine in San Nicolás de los Garza, Mexico, is 8.7h.UV index
The average daily maximum UV index in September in San Nicolás de los Garza is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The daily high UV index of 6 during September translates into the following recommendations:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in San Nicolás de los Garza?
What is the most humid month in San Nicolás de los Garza?
What is the average humidity in September in San Nicolás de los Garza?
How many days does it rain in September in San Nicolás de los Garza?
When it does not snow in San Nicolás de los Garza?
How many hours of daylight does San Nicolás de los Garza have in September?
When are sunrise and sunset in September in San Nicolás de los Garza?
How long on average sun shines in September in San Nicolás de los Garza?
What is the UV index reading in September in San Nicolás de los Garza?
Average temperature in September
San Nicolás de los Garza, Mexico
- Average high temperature in September: 27.6°C
The warmest month (with the highest average high temperature) is August (31.7°C).
The month with the lowest average high temperature is January (18.5°C).
- Average low temperature in September: 19.1°C
The month with the highest average low temperature is August (20.8°C).
The coldest month (with the lowest average low temperature) is January (8.3°C).
Average pressure in September
San Nicolás de los Garza, Mexico
- Average pressure in September: 1014.2mbar
The month with the highest atmospheric pressure is January (1019.5mbar).
The month with the lowest atmospheric pressure is May (1011.6mbar).
Average wind speed in September
San Nicolás de los Garza, Mexico
- Average wind speed in September: 9km/h
The windiest months (with the highest average wind speed) are June and July (11.9km/h).
The calmest month (with the lowest average wind speed) is December (7.4km/h).
Average humidity in September
San Nicolás de los Garza, Mexico
- Average humidity in September: 69%
The month with the highest relative humidity is September (69%).
The month with the lowest relative humidity is April (50%).
Average rainfall in September
San Nicolás de los Garza, Mexico
- Average rainfall in September: 101mm
The wettest month (with the highest rainfall) is May (105mm).
The driest month (with the least rainfall) is February (12mm).
Average rainfall days in September
San Nicolás de los Garza, Mexico
- Average rainfall days in September: 22.8 days
The month with the highest number of rainy days is September (22.8 days).
The month with the least rainy days is December (6 days).
Average snowfall in September
San Nicolás de los Garza, Mexico
- Average snowfall in September: 0mm
The month with the highest snowfall is December (6mm).
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
San Nicolás de los Garza, Mexico
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
San Nicolás de los Garza, Mexico
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 36min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is November (Average sunshine: 7h and 0min).
Average sunshine days in September
San Nicolás de los Garza, Mexico
- Average sunshine days in September: 5.5 days
The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is September (5.5 days).
Average UV index in September
San Nicolás de los Garza, Mexico
- Average UV index in September: 6
The months with the highest UV index are May and July (UV index 7).
The months with the lowest UV index are January and December (UV index 4).
Average cloud cover in September
San Nicolás de los Garza, Mexico
- Average cloud cover in September: 33
The month with the most cloud cover is September (Cloud cover 33).
The month with the least cloud cover is August (Cloud cover 15).
Average visibility in September
San Nicolás de los Garza, Mexico
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (10km).
The month with the lowest visibility is September (9km).
