September weather forecast
Cacalomacán, Mexico

September

Weather in September

September, the first month of the autumn in Cacalomacán, is also an enjoyable month, with an average temperature varying between 9.5°C (49.1°F) and 17.9°C (64.2°F).

Temperature

At the onset of September, Cacalomacán records an average high-temperature of a still refreshing 17.9°C (64.2°F), showing little deviation from the preceding month. Throughout the month of September, the average temperature dips to a chilly 9.5°C (49.1°F) at night.

Humidity

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

Rainfall

In Cacalomacán, in September, during 28.2 rainfall days, 221mm (8.7") of precipitation is typically accumulated. In Cacalomacán, during the entire year, the rain falls for 216.4 days and collects up to 1402mm (55.2") of precipitation.

Daylight

In Cacalomacán, 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 6:53 pm. On the last day of September, in Cacalomacán, Mexico, sunrise is at 6:29 am and sunset at 6:27 pm CST.

Sunshine

The average sunshine in September in Cacalomacán, Mexico, is 8.2h.

UV index

In Cacalomacán, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In September, the maximum UV index of 4 suggests this advice:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

Frequently asked questions

What are September temperatures in Cacalomacán?
In Cacalomacán, 17.9°C (64.2°F) is the average high-temperature and 9.5°C (49.1°F) is the average low-temperature during September.
What is the most humid month in Cacalomacán?
With an average relative humidity of 86%, September is the most humid month.
What is the average humidity in September in Cacalomacán?
In Cacalomacán, Mexico, the average relative humidity in September is 86%.
How much does it rain in Cacalomacán in September?
In Cacalomacán, during September, the rain falls for 28.2 days and regularly aggregates up to 221mm (8.7") of precipitation.
What is the average length of the day in September in Cacalomacán?
In September, the average day length in Cacalomacán, Mexico, is 12h and 14min.
What time are sunrise and sunset in September in Cacalomacán?
On the first day of September in Cacalomacán, sunrise is at 6:23 am and sunset at 6:53 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 6:27 pm CST.
How long on average sun shines in September in Cacalomacán?
In September, the average sunshine duration in Cacalomacán is 8.2h.
How high is the UV index in September in Cacalomacán?
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a moderate health threat 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Cacalomacán, Mexico
  • Average high temperature in September: 17.9°C

The warmest month (with the highest average high temperature) is April (22.5°C).
The month with the lowest average high temperature is January (17.1°C).

  • Average low temperature in September: 9.5°C

The month with the highest average low temperature is May (10.8°C).
The coldest month (with the lowest average low temperature) is January (4.7°C).

Average pressure in September
Cacalomacán, Mexico
  • Average pressure in September: 1015.2mbar

The month with the highest atmospheric pressure is January (1017.7mbar).
The month with the lowest atmospheric pressure is May (1013.7mbar).

Average wind speed in September
Cacalomacán, Mexico
  • Average wind speed in September: 5.1km/h

The windiest months (with the highest average wind speed) are March and April (6.8km/h).
The calmest month (with the lowest average wind speed) is July (4.4km/h).

Average humidity in September
Cacalomacán, 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 (47%).

Average rainfall in September
Cacalomacán, Mexico
  • Average rainfall in September: 221mm

The wettest month (with the highest rainfall) is July (291mm).
The driest month (with the least rainfall) is December (11mm).

Average rainfall days in September
Cacalomacán, Mexico
  • Average rainfall days in September: 28.2 days

The month with the highest number of rainy days is July (30.4 days).
The month with the least rainy days is January (6.5 days).

Average daylight in September /
Average sunshine in September
Cacalomacán, Mexico
  • Average daylight in September: 12h and 1min

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 1min

The month with the most sunshine is March (Average sunshine: 9h and 42min).
The month with the least sunshine is November (Average sunshine: 8h and 6min).

Average sunshine days in September
Cacalomacán, Mexico
  • Average sunshine days in September: 0.9 days

The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is July (0.2 days).

Average UV index in September
Cacalomacán, Mexico
  • Average UV index in September: 4

The months with the highest UV index are March and April (UV index 5).
The months with the lowest UV index are June, August and October (UV index 3).

Average cloud cover in September
Cacalomacán, Mexico
  • Average cloud cover in September: 47

The months with the most cloud cover are July and September (Cloud cover 47).
The months with the least cloud cover are February, March and December (Cloud cover 13).

Average visibility in September
Cacalomacán, Mexico
  • Average visibility in September: 7km

The months with the highest visibility are January, February, March, April, May and December (10km).
The months with the lowest visibility are August and September (7km).

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