September weather forecastTlaltepango, Mexico

September

Weather in September

The first month of the autumn, September, is still a comfortable month in Tlaltepango, Mexico, with an average temperature varying between 10.8°C (51.4°F) and 19.9°C (67.8°F).

Temperature

September is marked by an average high-temperature of a comfortable 19.9°C (67.8°F), almost identical to the preceding month. Tlaltepango, in September, witnesses an average low-temperature of 10.8°C (51.4°F).

Humidity

The most humid month in Tlaltepango is September, with an average relative humidity of 82%.

Rainfall

The month with the most rainfall is September, when the rain falls for 27.9 days and typically aggregates up to 172mm (6.77") of precipitation.

Daylight

The average length of the day in September is 12h and 14min.
On the first day of September, sunrise is at 6:17 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 6:21 pm CST.

Sunshine

In Tlaltepango, the average sunshine in September is 8.8h.

UV index

The months with the lowest UV index in Tlaltepango are January, June, August through December, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 4 during September leads to these instructions:
Guard yourself - Avoiding sunburn is suggested. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.

Frequently asked questions

The high-temperature, in September, in Tlaltepango, records 19.9°C (67.8°F), while the low-temperature is 10.8°C (51.4°F).

September is the most humid month in Tlaltepango, Mexico, with an average relative humidity of 82%.

In Tlaltepango, Mexico, the average relative humidity in September is 82%.

September is the month with the most rainfall in Tlaltepango, Mexico. Rain falls for 27.9 days and accumulates 172mm (6.77") of precipitation.

In September, in Tlaltepango, Mexico, the rain falls for 27.9 days. Throughout September, 172mm (6.77") of precipitation is accumulated.

In September, the average day length in Tlaltepango, Mexico, is 12h and 14min.

On the first day of September, sunrise is at 6:17 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 6:21 pm CST.

In Tlaltepango, Mexico, the average sunshine duration in September is 8.8h.

January, June, August through December, with an average maximum UV index of 4, are months with the lowest UV index in Tlaltepango, Mexico.

The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe 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
Tlaltepango, Mexico

  • Average high temperature in September: 19.9°C

The warmest month (with the highest average high temperature) is April (23.8°C).
The month with the lowest average high temperature is January (18.4°C).

  • Average low temperature in September: 10.8°C

The month with the highest average low temperature is May (12.8°C).
The coldest month (with the lowest average low temperature) is January (6.6°C).

Average pressure in September
Tlaltepango, Mexico

  • Average pressure in September: 1015.6mbar

The month with the highest atmospheric pressure is January (1018.8mbar).
The month with the lowest atmospheric pressure is May (1014.3mbar).

Average wind speed in September
Tlaltepango, Mexico

  • Average wind speed in September: 6.9km/h

The windiest month (with the highest average wind speed) is March (9.4km/h).
The calmest months (with the lowest average wind speed) are June and July (6.8km/h).

Average humidity in September
Tlaltepango, Mexico

  • Average humidity in September: 82%

The month with the highest relative humidity is September (82%).
The month with the lowest relative humidity is April (51%).

Average rainfall in September
Tlaltepango, Mexico

  • Average rainfall in September: 172mm

The wettest month (with the highest rainfall) is September (172mm).
The driest month (with the least rainfall) is December (6mm).

Average rainfall days in September
Tlaltepango, Mexico

  • Average rainfall days in September: 27.9 days

The month with the highest number of rainy days is August (28.3 days).
The month with the least rainy days is December (4.5 days).

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

  • Average daylight in September: 12h and 12min

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).

  • Average sunshine in September: 8h and 48min

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 30min).

Average sunshine days in September
Tlaltepango, Mexico

  • Average sunshine days in September: 2 days

The month with the most sunshine days is December (23.5 days).
The month with the least sunshine days is September (2 days).

Average UV index in September
Tlaltepango, Mexico

  • Average UV index in September: 4

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

Average cloud cover in September
Tlaltepango, Mexico

  • Average cloud cover in September: 41

The month with the most cloud cover is September (Cloud cover 41).
The months with the least cloud cover are February and December (Cloud cover 12).

Average visibility in September
Tlaltepango, 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).