September weather forecastJuliantla, Mexico

September

Weather in September

September, the first month of the autumn in Juliantla, is also a moderately hot month, with an average temperature varying between 14.9°C (58.8°F) and 25.9°C (78.6°F).

Temperature

In September, Juliantla experiences a minor shift in meteorological conditions with average high-temperatures marked at a still warm 25.9°C (78.6°F), closely mirroring the climate in August. An average temperature of 14.9°C (58.8°F) is recorded in Juliantla, Mexico, during the nights in September.

Humidity

September is the most humid month, with an average relative humidity of 81%.

Rainfall

In September, the rain falls for 27.3 days. Throughout September, 210mm (8.27") of precipitation is accumulated. Throughout the year, in Juliantla, there are 187.6 rainfall days, and 1136mm (44.72") of precipitation is accumulated.

Daylight

In Juliantla, Mexico, the average length of the day in September is 12h and 14min.
On the first day of the month, sunrise is at 6:23 am and sunset at 6:52 pm. On the last day of September, in Juliantla, Mexico, sunrise is at 6:28 am and sunset at 6:27 pm CST.

Sunshine

In September, the average sunshine is 9h.

UV index

January, June, August through December, with an average maximum UV index of 5, are months with the lowest UV index in Juliantla, Mexico. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 5 in September converts into the following recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.

Frequently asked questions

An average high-temperature, in September, in Juliantla, is 25.9°C (78.6°F) and the average low-temperature is 14.9°C (58.8°F). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is appraised at 30°C (86°F).

September is the most humid month, with an average relative humidity of 81%.

In Juliantla, Mexico, the average relative humidity in September is 81%.

In September, in Juliantla, Mexico, the rain falls for 27.3 days. Throughout September, 210mm (8.27") of precipitation is accumulated.

The average day length in September in Juliantla, Mexico, is 12h and 14min.

In September, on the first day of the month, sunrise is at 6:23 am and sunset at 6:52 pm. On the last day of the month, in Juliantla, Mexico, sunrise is at 6:28 am and sunset at 6:27 pm CST.

In Juliantla, the average sunshine duration in September is 9h.

The months with the lowest UV index in Juliantla, Mexico, are January, June, August through December, with an average maximum UV index of 5.

The average daily maximum UV index in September in Juliantla, Mexico, is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health 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
Juliantla, Mexico

  • Average high temperature in September: 25.9°C

The warmest month (with the highest average high temperature) is April (32.1°C).
The month with the lowest average high temperature is December (24.8°C).

  • Average low temperature in September: 14.9°C

The month with the highest average low temperature is May (18.3°C).
The coldest month (with the lowest average low temperature) is January (11.6°C).

Average pressure in September
Juliantla, Mexico

  • Average pressure in September: 1014.3mbar

The month with the highest atmospheric pressure is January (1016.5mbar).
The month with the lowest atmospheric pressure is May (1013.2mbar).

Average wind speed in September
Juliantla, Mexico

  • Average wind speed in September: 4.6km/h

The windiest month (with the highest average wind speed) is April (6km/h).
The calmest months (with the lowest average wind speed) are August and September (4.6km/h).

Average humidity in September
Juliantla, Mexico

  • Average humidity in September: 81%

The month with the highest relative humidity is September (81%).
The month with the lowest relative humidity is April (36%).

Average rainfall in September
Juliantla, Mexico

  • Average rainfall in September: 210mm

The wettest month (with the highest rainfall) is June (212mm).
The driest month (with the least rainfall) is December (6mm).

Average rainfall days in September
Juliantla, Mexico

  • Average rainfall days in September: 27.3 days

The month with the highest number of rainy days is August (29 days).
The month with the least rainy days is January (4.2 days).

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

  • Average daylight in September: 12h and 12min

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 0min).

  • Average sunshine in September: 9h and 0min

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

Average sunshine days in September
Juliantla, Mexico

  • Average sunshine days in September: 1.4 days

The month with the most sunshine days is January (25.3 days).
The month with the least sunshine days is August (0.8 days).

Average UV index in September
Juliantla, Mexico

  • Average UV index in September: 5

The months with the highest UV index are February, March, April, May and July (UV index 6).
The months with the lowest UV index are January, June, August, September, October, November and December (UV index 5).

Average cloud cover in September
Juliantla, Mexico

  • Average cloud cover in September: 38

The month with the most cloud cover is September (Cloud cover 38).
The months with the least cloud cover are February, March, April and December (Cloud cover 11).

Average visibility in September
Juliantla, 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).