September weather forecast
Santa María Tepantlali, Mexico

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Weather in September

The first month of the autumn, September, is also an agreeable month in Santa María Tepantlali, Mexico, with an average temperature fluctuating between 12.9°C (55.2°F) and 21.2°C (70.2°F).

Temperature

Santa María Tepantlali's shift from August to September is accompanied by an average high-temperature of a still agreeable 21.2°C (70.2°F), a slight deviation from 22.4°C (72.3°F). During the month of September, an average low-temperature of 12.9°C (55.2°F) is recorded in Santa María Tepantlali.

Humidity

September is the most humid month, with an average relative humidity of 86%.

Rainfall

In September, in Santa María Tepantlali, the rain falls for 28.4 days. Throughout September, 209mm (8.23") of precipitation is accumulated. In Santa María Tepantlali, Mexico, during the entire year, the rain falls for 229.1 days and collects up to 1131mm (44.53") of precipitation.

Daylight

In September, the average length of the day in Santa María Tepantlali is 12h and 13min.
On the first day of the month, sunrise is at 6:10 am and sunset at 6:37 pm. On the last day of September, in Santa María Tepantlali, sunrise is at 6:14 am and sunset at 6:13 pm CST.

Sunshine

The average sunshine in September in Santa María Tepantlali is 8.3h.

UV index

February through July and September, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, the maximum UV index of 5 suggests this advice:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Updated: Feb 9, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the usual temperature for Santa María Tepantlali in September?

In Santa María Tepantlali, 21.2°C (70.2°F) is the average high-temperature and 12.9°C (55.2°F) is the average low-temperature during September.

What is the most humid month in Santa María Tepantlali?

The most humid month in Santa María Tepantlali is September, with an average relative humidity of 86%.

What is the average humidity in September in Santa María Tepantlali?

The average relative humidity in September is 86%.

How much does it rain in Santa María Tepantlali in September?

In Santa María Tepantlali, in September, it is raining for 28.4 days, with typically 209mm (8.23") of accumulated precipitation.

How many hours of daylight does Santa María Tepantlali have in September?

The average day length in September in Santa María Tepantlali, Mexico, is 12h and 13min.

When are sunrise and sunset in September in Santa María Tepantlali?

In September, on the first day of the month, sunrise is at 6:10 am and sunset at 6:37 pm. On the last day of the month, in Santa María Tepantlali, sunrise is at 6:14 am and sunset at 6:13 pm CST.

How long on average sun shines in September in Santa María Tepantlali?

The average sunshine duration in September is 8.3h.

When is the highest UV index in Santa María Tepantlali?

The months with the highest UV index in Santa María Tepantlali, Mexico, are February through July and September, with an average maximum UV index of 5.

How high is the UV index in September in Santa María Tepantlali?

In Santa María Tepantlali, Mexico, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.

Average temperature in September
Santa María Tepantlali, Mexico

Average temperature in September - Santa María Tepantlali, Mexico
  • Average high temperature in September: 21.2°C

The warmest month (with the highest average high temperature) is April (26.8°C).
The months with the lowest average high temperature are January and November (20.5°C).

  • Average low temperature in September: 12.9°C

The month with the highest average low temperature is June (13.3°C).
The coldest month (with the lowest average low temperature) is January (7.7°C).

Average pressure in September
Santa María Tepantlali, Mexico

Average pressure in September - Santa María Tepantlali, Mexico
  • Average pressure in September: 1013.5mbar

The month with the highest atmospheric pressure is January (1017.1mbar).
The month with the lowest atmospheric pressure is May (1012.9mbar).

Average wind speed in September
Santa María Tepantlali, Mexico

Average wind speed in September - Santa María Tepantlali, Mexico
  • Average wind speed in September: 5.5km/h

The windiest month (with the highest average wind speed) is November (7.3km/h).
The calmest month (with the lowest average wind speed) is June (5.3km/h).

Average humidity in September
Santa María Tepantlali, Mexico

Average humidity in September - Santa María Tepantlali, Mexico
  • Average humidity in September: 86%

The month with the highest relative humidity is September (86%).
The month with the lowest relative humidity is April (62%).

Average rainfall in September
Santa María Tepantlali, Mexico

Average rainfall in September - Santa María Tepantlali, Mexico
  • Average rainfall in September: 209mm

The wettest month (with the highest rainfall) is June (213mm).
The driest months (with the least rainfall) are February and December (7mm).

Average rainfall days in September
Santa María Tepantlali, Mexico

Average rainfall days in September - Santa María Tepantlali, Mexico
  • Average rainfall days in September: 28.4 days

The month with the highest number of rainy days is August (29.6 days).
The month with the least rainy days is February (7.1 days).

Average daylight in September /
Average sunshine in September
Santa María Tepantlali, Mexico

Average daylight in September / Average sunshine in September - Santa María Tepantlali, 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 2min

The month with the most sunshine is May (Average sunshine: 10h and 42min).
The month with the least sunshine is November (Average sunshine: 7h and 24min).

Average sunshine days in September
Santa María Tepantlali, Mexico

Average sunshine days in September - Santa María Tepantlali, Mexico
  • Average sunshine days in September: 0.3 days

The month with the most sunshine days is January (15.1 days).
The month with the least sunshine days is September (0.3 days).

Average UV index in September
Santa María Tepantlali, Mexico

Average UV index in September - Santa María Tepantlali, Mexico
  • Average UV index in September: 5

The months with the highest UV index are February, March, April, May, June, July and September (UV index 5).
The months with the lowest UV index are January, August, October, November and December (UV index 4).

Average cloud cover in September
Santa María Tepantlali, Mexico

Average cloud cover in September - Santa María Tepantlali, Mexico
  • Average cloud cover in September: 54

The month with the most cloud cover is September (Cloud cover 54).
The months with the least cloud cover are February, March and April (Cloud cover 21).

Average visibility in September
Santa María Tepantlali, Mexico

Average visibility in September - Santa María Tepantlali, Mexico
  • Average visibility in September: 7km

The months with the highest visibility are January, February, March, April and May (9km).
The months with the lowest visibility are July, August, September and October (7km).

Santa María Tepantlali, Mexico

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