September weather forecast
Mixco, Guatemala

September

Weather in September

September's weather conditions in Mixco witness an upsurge in rainy days, recording an average rainfall of 269mm (10.59"). The trend continues with a further dip in average wind speed to 5.9km/h (3.7mph), effectively enhancing the calmness of the city. Comparatively, September experiences a reduction in daily sunshine hours, directly affecting outdoor daylight activities. Although the city is quite cloudy during this period, temperatures hold steady. The weather in September is defined mainly by the high number of rainy days, necessitating appropriate planning for any outdoor activity.

Temperature

Mixco's transition from August to September introduces an average high-temperature of a still warm 23.4°C (74.1°F), marking an insignificant variation from the 24.2°C (75.6°F). Mixco reports an average nighttime low-temperature of 15°C (59°F) in September.

Humidity

The most humid month is September, with an average relative humidity of 90%.

Rainfall

In Mixco, in September, during 28.7 rainfall days, 269mm (10.59") of precipitation is typically accumulated. In Mixco, Guatemala, during the entire year, the rain falls for 231.3 days and collects up to 1656mm (65.2") of precipitation.

Daylight

The average length of the day in September is 12h and 13min.
On the first day of September in Mixco, sunrise is at 05:50 and sunset at 18:14. On the last day of the month, sunrise is at 05:51 and sunset at 17:52 CST.

Sunshine

In September, the average sunshine is 7.7h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, the maximum UV index of 5 transforms into these recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.

Frequently asked questions

What are the temperatures in September?
The average high-temperature, in September, in Mixco, is 23.4°C (74.1°F), while the average low-temperature is 15°C (59°F). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in April is computed to be 29°C (84.2°F).
What is the most humid month?
With an average relative humidity of 90%, September is the most humid month.
What is the average humidity in September in Mixco?
In Mixco, the average relative humidity in September is 90%.
How much does it rain in Mixco in September?
In Mixco, during September, the rain falls for 28.7 days and regularly aggregates up to 269mm (10.59") of precipitation.
How many hours of daylight does Mixco have in September?
The average day length in September is 12h and 13min.
When is the sunrise / sunset in September in Mixco?
On the first day of September in Mixco, Guatemala, sunrise is at 05:50 and sunset at 18:14. On the last day of the month, sunrise is at 05:51 and sunset at 17:52 CST.
How many hours of sunshine does Mixco have in September?
The average sunshine duration in September is 7.7h.
How high is the UV index in September?
In Mixco, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health risk 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Mixco, Guatemala
  • Average high temperature in September: 23.4°C

The warmest month (with the highest average high temperature) is April (27.3°C).
The month with the lowest average high temperature is October (22.5°C).

  • Average low temperature in September: 15°C

The month with the highest average low temperature is May (16.5°C).
The coldest month (with the lowest average low temperature) is January (11.8°C).

Average pressure in September
Mixco, Guatemala
  • Average pressure in September: 1012.6mbar

The month with the highest atmospheric pressure is January (1015.5mbar).
The month with the lowest atmospheric pressure is May (1012.5mbar).

Average wind speed in September
Mixco, Guatemala
  • Average wind speed in September: 5.9km/h

The windiest month (with the highest average wind speed) is January (12.8km/h).
The calmest month (with the lowest average wind speed) is September (5.9km/h).

Average humidity in September
Mixco, Guatemala
  • Average humidity in September: 90%

The month with the highest relative humidity is September (90%).
The month with the lowest relative humidity is March (69%).

Average rainfall in September
Mixco, Guatemala
  • Average rainfall in September: 269mm

The wettest month (with the highest rainfall) is May (285mm).
The driest month (with the least rainfall) is January (7mm).

Average rainfall days in September
Mixco, Guatemala
  • Average rainfall days in September: 28.7 days

The month with the highest number of rainy days is September (28.7 days).
The month with the least rainy days is January (6.7 days).

Average daylight in September /
Average sunshine in September
Mixco, Guatemala
  • Average daylight in September: 12h and 1min

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

  • Average sunshine in September: 7h and 4min

The month with the most sunshine is April (Average sunshine: 11h and 18min).
The month with the least sunshine is October (Average sunshine: 7h and 24min).

Average sunshine days in September
Mixco, Guatemala
  • 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 September (0.9 days).

Average UV index in September
Mixco, Guatemala
  • Average UV index in September: 5

The months with the highest UV index are March and April (UV index 6).
The months with the lowest UV index are August and October (UV index 4).

Average cloud cover in September
Mixco, Guatemala
  • Average cloud cover in September: 59

The months with the most cloud cover are June and September (Cloud cover 59).
The months with the least cloud cover are January, February and March (Cloud cover 26).

Average visibility in September
Mixco, Guatemala
  • Average visibility in September: 6km

The month with the highest visibility is March (10km).
The month with the lowest visibility is September (6km).

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