September weather forecast
San Sebastián Zinacatepec, Mexico

September

Weather in September

The first month of the autumn, September, is also an agreeable month in San Sebastián Zinacatepec, Mexico, with temperature in the range of an average high of 22.5°C (72.5°F) and an average low of 13.6°C (56.5°F).

Temperature

As San Sebastián Zinacatepec transitions from August to September, the average high-temperatures adjust to an agreeable 22.5°C (72.5°F), nearly the same as the previous 23.5°C (74.3°F). San Sebastián Zinacatepec records a mean low-temperature of 13.6°C (56.5°F) in September.

Humidity

The most humid month is September, with an average relative humidity of 79%.

Rainfall

In San Sebastián Zinacatepec, in September, during 16.5 rainfall days, 69mm (2.72") of precipitation is typically accumulated. In San Sebastián Zinacatepec, during the entire year, the rain falls for 137.8 days and collects up to 464mm (18.27") of precipitation.

Daylight

In San Sebastián Zinacatepec, the average length of the day in September is 12h and 14min.
On the first day of September in San Sebastián Zinacatepec, sunrise is at 6:14 am and sunset at 6:42 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 6:18 pm CST.

Sunshine

In San Sebastián Zinacatepec, the average sunshine in September is 8.9h.

UV index

In September, the average daily maximum UV index in San Sebastián Zinacatepec is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In September, the average maximum UV index of 5 translates into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.

Frequently asked questions

What is the usual temperature for San Sebastián Zinacatepec in September?
In September, the average high-temperature and low-temperature in San Sebastián Zinacatepec, Mexico, are 22.5°C (72.5°F) and 13.6°C (56.5°F) respectively.
What is the most humid month in San Sebastián Zinacatepec?
With an average relative humidity of 79%, September is the most humid month in San Sebastián Zinacatepec.
What is the average humidity in September in San Sebastián Zinacatepec?
In September, the average relative humidity is 79%.
How much does it rain in San Sebastián Zinacatepec in September?
In San Sebastián Zinacatepec, Mexico, in September, it is raining for 16.5 days, with typically 69mm (2.72") of accumulated precipitation.
What is the average length of the day in September in San Sebastián Zinacatepec?
In San Sebastián Zinacatepec, Mexico, the average day length in September is 12h and 14min.
What time are sunrise and sunset in September in San Sebastián Zinacatepec?
In September, on the first day of the month, sunrise is at 6:14 am and sunset at 6:42 pm. On the last day of the month, in San Sebastián Zinacatepec, Mexico, sunrise is at 6:19 am and sunset at 6:18 pm CST.
How long on average sun shines in September in San Sebastián Zinacatepec?
In September, the average sunshine duration in San Sebastián Zinacatepec is 8.9h.
What is the UV index reading in September in San Sebastián Zinacatepec?
The average daily maximum UV index in September in San Sebastián Zinacatepec, Mexico, is 5. A UV Index reading of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
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 Sebastián Zinacatepec, Mexico
Average temperature in September
San Sebastián Zinacatepec, Mexico
  • Average high temperature in September: 22.5°C

The warmest month (with the highest average high temperature) is April (25.8°C).
The month with the lowest average high temperature is January (19.1°C).

  • Average low temperature in September: 13.6°C

The month with the highest average low temperature is May (15.1°C).
The coldest month (with the lowest average low temperature) is January (8.8°C).

Average pressure in September - San Sebastián Zinacatepec, Mexico
Average pressure in September
San Sebastián Zinacatepec, Mexico
  • Average pressure in September: 1015.2mbar

The month with the highest atmospheric pressure is January (1018.9mbar).
The month with the lowest atmospheric pressure is May (1014.1mbar).

Average wind speed in September - San Sebastián Zinacatepec, Mexico
Average wind speed in September
San Sebastián Zinacatepec, Mexico
  • Average wind speed in September: 8.6km/h

The windiest month (with the highest average wind speed) is March (10.8km/h).
The calmest month (with the lowest average wind speed) is September (8.6km/h).

Average humidity in September - San Sebastián Zinacatepec, Mexico
Average humidity in September
San Sebastián Zinacatepec, Mexico
  • Average humidity in September: 79%

The month with the highest relative humidity is September (79%).
The month with the lowest relative humidity is April (60%).

Average rainfall in September - San Sebastián Zinacatepec, Mexico
Average rainfall in September
San Sebastián Zinacatepec, Mexico
  • Average rainfall in September: 69mm

The wettest month (with the highest rainfall) is June (122mm).
The driest month (with the least rainfall) is December (3mm).

Average rainfall days in September - San Sebastián Zinacatepec, Mexico
Average rainfall days in September
San Sebastián Zinacatepec, Mexico
  • Average rainfall days in September: 16.5 days

The month with the highest number of rainy days is June (20.9 days).
The month with the least rainy days is December (4.3 days).

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

The month with the longest days is June (Average daylight: 13h and 12min).
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: 11h and 6min).
The month with the least sunshine is November (Average sunshine: 7h and 24min).

Average sunshine days in September - San Sebastián Zinacatepec, Mexico
Average sunshine days in September
San Sebastián Zinacatepec, Mexico
  • Average sunshine days in September: 11.7 days

The month with the most sunshine days is December (24.4 days).
The month with the least sunshine days is June (7.9 days).

Average UV index in September - San Sebastián Zinacatepec, Mexico
Average UV index in September
San Sebastián Zinacatepec, 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, October and December (UV index 4).

Average cloud cover in September - San Sebastián Zinacatepec, Mexico
Average cloud cover in September
San Sebastián Zinacatepec, Mexico
  • Average cloud cover in September: 41

The month with the most cloud cover is September (Cloud cover 41).
The month with the least cloud cover is April (Cloud cover 18).

Average visibility in September - San Sebastián Zinacatepec, Mexico
Average visibility in September
San Sebastián Zinacatepec, Mexico
  • Average visibility in September: 9km

The months with the highest visibility are February, March, April, May and December (10km).
The months with the lowest visibility are January, June, July, August, September, October and November (9km).

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