September weather forecastApapátaro, Mexico

September

Weather in September

September, the first month of the autumn in Apapátaro, is also a moderately hot month, with an average temperature ranging between max 23°C (73.4°F) and min 13.1°C (55.6°F).

Temperature

As September unfolds, the average high-temperature reaches a still moderately hot 23°C (73.4°F), hinting at a slight fluctuation from the previous month. The low-temperature averages to a moderate 13.1°C (55.6°F) during the nights of September.

Humidity

With an average relative humidity of 77%, September is the most humid month in Apapátaro, Mexico.

Rainfall

In September, the rain falls for 12.5 days. Throughout September, 39mm (1.54") of precipitation is accumulated. In Apapátaro, during the entire year, the rain falls for 97.7 days and collects up to 260mm (10.24") of precipitation.

Daylight

In Apapátaro, the average length of the day in September is 12h and 15min.
On the first day of September in Apapátaro, sunrise is at 6:25 am and sunset at 6:56 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 6:30 pm CST.

Sunshine

In Apapátaro, Mexico, the average sunshine in September is 9.3h.

UV index

In September, the average daily maximum UV index in Apapátaro is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In September, the maximum UV index of 5 suggests these recommendations:
Undertake precautions - It is suggested to shield oneself from sunburn. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Stay sun-safe with clothing that is both closely woven and worn loosely.

Frequently asked questions

Apapátaro in September has an average high-temperature of 23°C (73.4°F) and an average low-temperature of 13.1°C (55.6°F). In May, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 28°C (82.4°F).

With an average relative humidity of 77%, September is the most humid month in Apapátaro.

The average relative humidity in September is 77%.

In September, the rain falls for 12.5 days. Throughout September, 39mm (1.54") of precipitation is accumulated.

The average day length in September is 12h and 15min.

In September, on the first day of the month, sunrise is at 6:25 am and sunset at 6:56 pm. On the last day of the month, in Apapátaro, sunrise is at 6:32 am and sunset at 6:30 pm CST.

In Apapátaro, Mexico, the average sunshine duration in September is 9.3h.

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Apapátaro, Mexico

  • Average high temperature in September: 23°C

The warmest month (with the highest average high temperature) is May (28°C).
The month with the lowest average high temperature is January (20.4°C).

  • Average low temperature in September: 13.1°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 (7.2°C).

Average pressure in September
Apapátaro, Mexico

  • Average pressure in September: 1015.7mbar

The month with the highest atmospheric pressure is January (1018.5mbar).
The month with the lowest atmospheric pressure is May (1013.7mbar).

Average wind speed in September
Apapátaro, Mexico

  • Average wind speed in September: 9.2km/h

The windiest month (with the highest average wind speed) is March (10.9km/h).
The calmest month (with the lowest average wind speed) is July (8.9km/h).

Average humidity in September
Apapátaro, Mexico

  • Average humidity in September: 77%

The month with the highest relative humidity is September (77%).
The month with the lowest relative humidity is April (41%).

Average rainfall in September
Apapátaro, Mexico

  • Average rainfall in September: 39mm

The wettest month (with the highest rainfall) is July (54mm).
The driest month (with the least rainfall) is December (2mm).

Average rainfall days in September
Apapátaro, Mexico

  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is December (1.8 days).

Average daylight in September /
Average sunshine in September
Apapátaro, Mexico

  • Average daylight in September: 12h and 18min

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 18min

The months with the most sunshine are March and May (Average sunshine: 9h and 48min).
The month with the least sunshine is November (Average sunshine: 8h and 36min).

Average sunshine days in September
Apapátaro, Mexico

  • Average sunshine days in September: 14.3 days

The month with the most sunshine days is December (27.3 days).
The month with the least sunshine days is July (13.5 days).

Average UV index in September
Apapátaro, 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, November and December (UV index 4).

Average cloud cover in September
Apapátaro, Mexico

  • Average cloud cover in September: 38

The months with the most cloud cover are July and September (Cloud cover 38).
The month with the least cloud cover is March (Cloud cover 12).

Average visibility in September
Apapátaro, Mexico

  • Average visibility in September: 9km

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