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
Atempan marks the onset of September with an average high-temperature of a still warm 23.2°C (73.8°F), a subtle shift from August's 24.3°C (75.7°F). The temperature lowers to an average of 15.2°C (59.4°F) during September nights.Humidity
September is the most humid month, with an average relative humidity of 84%.Rainfall
In Atempan, in September, it is raining for 26.4 days, with typically 117mm (4.61") of accumulated precipitation. Throughout the year, there are 224.5 rainfall days, and 1007mm (39.65") of precipitation is accumulated.Snowfall
February through October and December are months without snowfall in Atempan.Daylight
In Atempan, the average length of the day in September is 12h and 15min.On the first day of the month, sunrise is at 6:14 am and sunset at 6:44 pm. On the last day of September, in Atempan, sunrise is at 6:20 am and sunset at 6:18 pm CST.
Sunshine
In September, the average sunshine in Atempan is 8.5h.UV index
The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The UV index of 5 during September translates into the following guidance:
Heed the precautions - Suggestions to avoid sunburn are made. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Atempan in September?
What is the most humid month in Atempan?
What is the average humidity in September in Atempan?
How many days does it rain in September in Atempan?
When it does not snow in Atempan?
What is the average length of the day in September in Atempan?
When are sunrise and sunset in September in Atempan?
How many hours of sunshine does Atempan have in September?
How high is the UV index in September in Atempan?
Average temperature in September
Atempan, Mexico
- Average high temperature in September: 23.2°C
The warmest month (with the highest average high temperature) is May (26.4°C).
The month with the lowest average high temperature is January (18.3°C).
- Average low temperature in September: 15.2°C
The months with the highest average low temperature are May and June (15.5°C).
The coldest month (with the lowest average low temperature) is January (9°C).
Average pressure in September
Atempan, Mexico
- Average pressure in September: 1014.4mbar
The month with the highest atmospheric pressure is January (1019.2mbar).
The month with the lowest atmospheric pressure is May (1013.3mbar).
Average wind speed in September
Atempan, Mexico
- Average wind speed in September: 5.4km/h
The windiest month (with the highest average wind speed) is April (7km/h).
The calmest month (with the lowest average wind speed) is September (5.4km/h).
Average humidity in September
Atempan, Mexico
- Average humidity in September: 84%
The month with the highest relative humidity is September (84%).
The month with the lowest relative humidity is April (66%).
Average rainfall in September
Atempan, Mexico
- Average rainfall in September: 117mm
The wettest month (with the highest rainfall) is July (150mm).
The driest month (with the least rainfall) is December (20mm).
Average rainfall days in September
Atempan, Mexico
- Average rainfall days in September: 26.4 days
The month with the highest number of rainy days is July (27.7 days).
The month with the least rainy days is February (10.9 days).
Average snowfall in September
Atempan, Mexico
- Average snowfall in September: 0mm
The month with the highest snowfall is November (2mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October and December (0mm).
Average snowfall days in September
Atempan, Mexico
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and November (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and December (0 days).
Average daylight in September /
Average sunshine in September
Atempan, Mexico
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is May (Average sunshine: 10h and 54min).
The month with the least sunshine is November (Average sunshine: 6h and 48min).
Average sunshine days in September
Atempan, Mexico
- Average sunshine days in September: 2.5 days
The month with the most sunshine days is January (15.8 days).
The month with the least sunshine days is July (1.6 days).
Average UV index in September
Atempan, Mexico
- Average UV index in September: 5
The month with the highest UV index is April (UV index 6).
The months with the lowest UV index are January and December (UV index 4).
Average cloud cover in September
Atempan, Mexico
- Average cloud cover in September: 39
The month with the most cloud cover is September (Cloud cover 39).
The month with the least cloud cover is April (Cloud cover 21).
Average visibility in September
Atempan, Mexico
- Average visibility in September: 8km
The months with the highest visibility are February, March, April, May, June and August (9km).
The months with the lowest visibility are January, July, September, October, November and December (8km).
