September weather forecast and climate
Merida, Mexico

Scenic spring view of the Santa Ana Church in Merida, Mexico, surrounded by beautiful flowers and palm trees
Scenic spring view of the Santa Ana Church in Merida, Mexico, surrounded by beautiful flowers and palm trees

Temperature

In Merida, the average high-temperature is 34.2°C (93.6°F), and the average low-temperature is 21.6°C (70.9°F).

Humidity

September is the most humid month, with an average relative humidity of 76%.

Rainfall

September is the month with the most rainfall in Merida. Rain falls for 13.9 days and accumulates 183.1mm (7.2") of precipitation.

Daylight

In Merida, Mexico, the average length of the day is 12.3h.

Sunshine

In September, the average sunshine in Merida is 7h.

UV index

In September, the average UV index is 11.

What is the temperature in September in Merida?

The average high-temperature, in September, is 34.2°C (93.6°F), while the average low-temperature is 21.6°C (70.9°F).

What is the most humid month in Merida?

September is the most humid month in Merida, Mexico, with an average relative humidity of 76%.

What is the average humidity in September in Merida?

In September, the average relative humidity is 76%.

How much does it rain in Merida in September?

In Merida, Mexico, during September, the rain falls for 13.9 days and regularly aggregates up to 183.1mm (7.2") of precipitation.

What is the wettest month in Merida?

September is the month with the most rainfall in Merida. Rain falls for 13.9 days and accumulates 183.1mm (7.2") of precipitation.

What is the average length of the day in September in Merida?

In Merida, the average length of the day in September is 12.3h.

How many hours of sunshine does Merida have in September?

The average sunshine in September in Merida, Mexico, is 7h.

How high is the UV index in September in Merida?

In September, the average UV index is 11.
Average temperature in September - Merida, Mexico
  • Average high temperature in September: 34.2°C

The warmest month (with the highest average high temperature) is May (36.3°C).
The month with the lowest average high temperature is December (30.6°C).

  • Average low temperature in September: 21.6°C

The month with the highest average low temperature is May (21.7°C).
The coldest month (with the lowest average low temperature) is January (17.2°C).

Average humidity in September - Merida, Mexico
  • Average humidity in September: 76%

The month with the highest relative humidity is September (76%).
Months with the lowest relative humidity are March and May (63%).

Average rainfall in September - Merida, Mexico
  • Average rainfall in September: 183.1mm

The wettest month (with the highest rainfall) is September (183.1mm).
The driest month (with the lowest rainfall) is March (22.5mm).

Average rainfall days in September - Merida, Mexico
  • Average rainfall days in September: 13.9 days

The month with the highest number of rainy days is September (13.9 days).
The month with the lowest number of rainy days is April (1.9 days).

Average daylight in September / Average sunshine in September - Merida, Mexico
  • Average daylight in September: 12.3h

The month with the longest days is June (Average daylight: 13.4h).
The month with shortest days is December (Average daylight: 10.9h).

  • Average sunshine in September: 7h

The month with most sunshine is May (Average sunshine: 8.8h).
The month with least sunshine is December (Average sunshine: 6.5h).

Average UV index in September - Merida, Mexico
  • Average UV index in September: 11

Months with the highest UV index are April, May, June, July and August (UV index 12).
Months with the lowest UV index are January and December (UV index 7).

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