September weather forecast
San Agustín Tlacotepec, Mexico

September

Weather in September

September, the first month of the autumn in San Agustín Tlacotepec, is also an agreeable month, with an average temperature fluctuating between 13.2°C (55.8°F) and 22.3°C (72.1°F).

Temperature

The transition from August to September brings an average high-temperature of a pleasant 22.3°C (72.1°F), barely different from August's 23.7°C (74.7°F). During September, San Agustín Tlacotepec observes a consistent average nighttime temperature of 13.2°C (55.8°F).

Humidity

With an average relative humidity of 81%, September is the most humid month.

Rainfall

In San Agustín Tlacotepec, in September, during 26.6 rainfall days, 145mm (5.71") of precipitation is typically accumulated. Throughout the year, there are 185.5 rainfall days, and 866mm (34.09") of precipitation is accumulated.

Daylight

The average length of the day in September is 12h and 14min.
On the first day of September, sunrise is at 6:16 am and sunset at 6:43 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 6:19 pm CST.

Sunshine

The average sunshine in September in San Agustín Tlacotepec is 8.9h.

UV index

The average daily maximum UV index in September in San Agustín Tlacotepec is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: A maximum UV index of 5 in September translates into the following recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.

Frequently asked questions

What is the average September temperature in San Agustín Tlacotepec?
The high-temperature, in September, in San Agustín Tlacotepec, records 22.3°C (72.1°F), while the low-temperature is 13.2°C (55.8°F). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, in April is appraised at 28°C (82.4°F).
What is the most humid month in San Agustín Tlacotepec?
September is the most humid month in San Agustín Tlacotepec, with an average relative humidity of 81%.
What is the average humidity in September in San Agustín Tlacotepec?
In September, the average relative humidity in San Agustín Tlacotepec is 81%.
How many days does it rain in September in San Agustín Tlacotepec?
In San Agustín Tlacotepec, in September, it is raining for 26.6 days, with typically 145mm (5.71") of accumulated precipitation.
What is the average length of the day in September in San Agustín Tlacotepec?
In September, the average day length in San Agustín Tlacotepec is 12h and 14min.
When are sunrise and sunset in September in San Agustín Tlacotepec?
In September, on the first day of the month, sunrise is at 6:16 am and sunset at 6:43 pm. On the last day of the month, in San Agustín Tlacotepec, sunrise is at 6:20 am and sunset at 6:19 pm CST.
How long on average sun shines in September in San Agustín Tlacotepec?
In San Agustín Tlacotepec, the average sunshine duration in September is 8.9h.
How high is the UV index in September in San Agustín Tlacotepec?
The average daily maximum UV index in September in San Agustín Tlacotepec, Mexico, is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - San Agustín Tlacotepec, Mexico
Average temperature in September
San Agustín Tlacotepec, Mexico
  • Average high temperature in September: 22.3°C

The warmest month (with the highest average high temperature) is April (27.3°C).
The month with the lowest average high temperature is January (21.1°C).

  • Average low temperature in September: 13.2°C

The month with the highest average low temperature is May (14.5°C).
The coldest month (with the lowest average low temperature) is January (8.8°C).

Average pressure in September - San Agustín Tlacotepec, Mexico
Average pressure in September
San Agustín Tlacotepec, Mexico
  • Average pressure in September: 1014.8mbar

The month with the highest atmospheric pressure is January (1017.7mbar).
The month with the lowest atmospheric pressure is May (1013.8mbar).

Average wind speed in September - San Agustín Tlacotepec, Mexico
Average wind speed in September
San Agustín Tlacotepec, Mexico
  • Average wind speed in September: 6.7km/h

The windiest month (with the highest average wind speed) is January (8.7km/h).
The calmest months (with the lowest average wind speed) are June and September (6.7km/h).

Average humidity in September - San Agustín Tlacotepec, Mexico
Average humidity in September
San Agustín Tlacotepec, Mexico
  • Average humidity in September: 81%

The month with the highest relative humidity is September (81%).
The month with the lowest relative humidity is April (56%).

Average rainfall in September - San Agustín Tlacotepec, Mexico
Average rainfall in September
San Agustín Tlacotepec, Mexico
  • Average rainfall in September: 145mm

The wettest month (with the highest rainfall) is June (164mm).
The driest month (with the least rainfall) is December (3mm).

Average rainfall days in September - San Agustín Tlacotepec, Mexico
Average rainfall days in September
San Agustín Tlacotepec, Mexico
  • Average rainfall days in September: 26.6 days

The month with the highest number of rainy days is September (26.6 days).
The month with the least rainy days is December (4.5 days).

Average daylight in September / Average sunshine in September - San Agustín Tlacotepec, Mexico
Average daylight in September /
Average sunshine in September
San Agustín Tlacotepec, Mexico
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 13h and 6min).
The month with the shortest days is December (Average daylight: 11h and 6min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is May (Average sunshine: 10h and 48min).
The month with the least sunshine is November (Average sunshine: 7h and 36min).

Average sunshine days in September - San Agustín Tlacotepec, Mexico
Average sunshine days in September
San Agustín Tlacotepec, Mexico
  • Average sunshine days in September: 2 days

The month with the most sunshine days is December (22.2 days).
The months with the least sunshine days are August and September (2 days).

Average UV index in September - San Agustín Tlacotepec, Mexico
Average UV index in September
San Agustín Tlacotepec, 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, June, October, November and December (UV index 4).

Average cloud cover in September - San Agustín Tlacotepec, Mexico
Average cloud cover in September
San Agustín Tlacotepec, Mexico
  • 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 February, March and April (Cloud cover 15).

Average visibility in September - San Agustín Tlacotepec, Mexico
Average visibility in September
San Agustín Tlacotepec, Mexico
  • Average visibility in September: 8km

The months with the highest visibility are January, February, March, April, May, November and December (10km).
The month with the lowest visibility is September (8km).

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