September weather forecast
San José del Potrero, Mexico

September

Weather in September

The first month of the autumn, September, is also a moderately hot month in San José del Potrero, Mexico, with an average temperature ranging between min 12.5°C (54.5°F) and max 24.2°C (75.6°F).

Temperature

The arrival of September brings an average high-temperature of a still warm 24.2°C (75.6°F), closely following the temperature pattern of August. San José del Potrero's nighttime temperature during September is consistently averaged at a fresh 12.5°C (54.5°F).

Humidity

The most humid month is September, with an average relative humidity of 75%.

Rainfall

In San José del Potrero, Mexico, during September, the rain falls for 16.2 days and regularly aggregates up to 68mm (2.68") of precipitation. Throughout the year, in San José del Potrero, there are 103.4 rainfall days, and 395mm (15.55") of precipitation is accumulated.

Daylight

The average length of the day in September in San José del Potrero is 12h and 16min.
On the first day of September, sunrise is at 6:30 am and sunset at 7:02 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 6:34 pm CST.

Sunshine

In San José del Potrero, the average sunshine in September is 9.3h.

UV index

In San José del Potrero, Mexico, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: In September, the maximum UV index of 5 suggests this advice:
Adopt protective measures - It is advised to guard against sun damage. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.

Frequently asked questions

What is the average September temperature in San José del Potrero?
The high-temperature during September is 24.2°C (75.6°F) and the low-temperature is 12.5°C (54.5°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in June is calculated to be 29°C (84.2°F).
What is the most humid month in San José del Potrero?
With an average relative humidity of 75%, September is the most humid month.
What is the average humidity in September in San José del Potrero?
The average relative humidity in September is 75%.
How many days does it rain in September in San José del Potrero?
In San José del Potrero, Mexico, in September, during 16.2 rainfall days, 68mm (2.68") of precipitation is typically accumulated.
How many hours of daylight does San José del Potrero have in September?
In September, the average day length in San José del Potrero, Mexico, is 12h and 16min.
What time are sunrise and sunset in September in San José del Potrero?
In September, on the first day of the month, sunrise is at 6:30 am and sunset at 7:02 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 6:34 pm CST.
How many hours of sunshine does San José del Potrero have in September?
In September, the average sunshine duration in San José del Potrero, Mexico, is 9.3h.
What is the UV index reading in September in San José del Potrero?
The average daily maximum UV index in September in San José del Potrero, Mexico, is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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 José del Potrero, Mexico
  • Average high temperature in September: 24.2°C

The warmest month (with the highest average high temperature) is May (29.4°C).
The month with the lowest average high temperature is January (20.9°C).

  • Average low temperature in September: 12.5°C

The month with the highest average low temperature is June (15.3°C).
The coldest month (with the lowest average low temperature) is January (7.4°C).

Average pressure in September
San José del Potrero, Mexico
  • Average pressure in September: 1015.6mbar

The month with the highest atmospheric pressure is January (1018.3mbar).
The month with the lowest atmospheric pressure is May (1013.5mbar).

Average wind speed in September
San José del Potrero, Mexico
  • Average wind speed in September: 9.3km/h

The windiest month (with the highest average wind speed) is April (10.6km/h).
The calmest month (with the lowest average wind speed) is December (8.5km/h).

Average humidity in September
San José del Potrero, Mexico
  • Average humidity in September: 75%

The month with the highest relative humidity is September (75%).
The month with the lowest relative humidity is April (34%).

Average rainfall in September
San José del Potrero, Mexico
  • Average rainfall in September: 68mm

The wettest month (with the highest rainfall) is July (85mm).
The driest month (with the least rainfall) is December (4mm).

Average rainfall days in September
San José del Potrero, Mexico
  • Average rainfall days in September: 16.2 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is December (2.2 days).

Average daylight in September /
Average sunshine in September
San José del Potrero, Mexico
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).

  • Average sunshine in September: 9h and 2min

The months with the most sunshine are January, March and December (Average sunshine: 9h and 48min).
The month with the least sunshine is July (Average sunshine: 9h and 6min).

Average sunshine days in September
San José del Potrero, Mexico
  • Average sunshine days in September: 11.2 days

The month with the most sunshine days is December (28.1 days).
The month with the least sunshine days is June (10.4 days).

Average UV index in September
San José del Potrero, Mexico
  • Average UV index in September: 5

The months with the highest UV index are April and May (UV index 6).
The months with the lowest UV index are January, November and December (UV index 4).

Average cloud cover in September
San José del Potrero, Mexico
  • Average cloud cover in September: 34

The months with the most cloud cover are July and September (Cloud cover 34).
The month with the least cloud cover is March (Cloud cover 10).

Average visibility in September
San José del Potrero, Mexico
  • Average visibility in September: 9km

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

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