September weather forecast and climate
Guaymas, Mexico

The first month of the autumn, September, is also a torrid month in Guaymas, Mexico, with average temperature fluctuating between 27°C (80.6°F) and 35.3°C (95.5°F).

Temperature

In Guaymas, in September, the average high-temperature is 35.3°C (95.5°F), and the average low-temperature is 27°C (80.6°F).

Humidity

The average relative humidity in September is 62%.

Rainfall

In Guaymas, in September, during 3.2 rainfall days, 35mm (1.4") of precipitation is typically accumulated. In Guaymas, during the entire year, the rain falls for 27.2 days and collects up to 218.2mm (8.6") of precipitation.

Sea temperature

In Guaymas, in September, the average water temperature is 30.8°C (87.4°F). The water temperature above 30°C (86°F) is arguably regarded as unpleasant. The primary purpose of entering the water - cooling down from sunshine and high temperatures - is lost.

Daylight

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

Sunshine

In September, the average sunshine is 7.9h.

What is the temperature in September in Guaymas?

In Guaymas, in September, the average high-temperature is 35.3°C (95.5°F), and the average low-temperature is 27°C (80.6°F).

What is the average humidity in September in Guaymas?

In September, the average relative humidity in Guaymas is 62%.

How much does it rain in Guaymas in September?

In Guaymas, during September, the rain falls for 3.2 days and regularly aggregates up to 35mm (1.4") of precipitation.

What is the sea water temperature in September in Guaymas?

In Guaymas, the average seawater temperature in September is 30.8°C (87.4°F). The water temperature above 30°C (86°F) is arguably regarded as unpleasant. The primary purpose of entering the water - cooling down from sunshine and high temperatures - is lost.

How many hours of daylight does Guaymas have in September?

The average length of the day in September is 12.3h.

How long on average sun shines in September in Guaymas?

In Guaymas, Mexico, the average sunshine in September is 7.9h.
Average temperature in September - Guaymas, Mexico
  • Average high temperature in September: 35.3°C

The warmest month (with the highest average high temperature) is July (35.5°C).
The month with the lowest average high temperature is January (23.9°C).

  • Average low temperature in September: 27°C

The month with the highest average low temperature is July (27.6°C).
The coldest month (with the lowest average low temperature) is January (13.7°C).

Average humidity in September - Guaymas, Mexico
  • Average humidity in September: 62%

The month with the highest relative humidity is August (66%).
The month with the lowest relative humidity is April (43%).

Average rainfall in September - Guaymas, Mexico
  • Average rainfall in September: 35mm

The wettest month (with the highest rainfall) is August (69.7mm).
The driest month (with the lowest rainfall) is June (0.7mm).

Average rainfall days in September - Guaymas, Mexico
  • Average rainfall days in September: 3.2 days

The month with the highest number of rainy days is August (7.3 days).
The month with the lowest number of rainy days is April (0.2 days).

Average sea temperature in September - Guaymas, Mexico
  • Average sea temperature in September: 30.8°C

The best month for swimming (with the highest average sea temperature) is August (31°C).
The coldest month (with the lowest average sea temperature) is February (17.2°C).

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

The month with the longest days is June (Average daylight: 13.9h).
The month with shortest days is December (Average daylight: 10.4h).

  • Average sunshine in September: 7.9h

The month with most sunshine is June (Average sunshine: 10.1h).
The month with least sunshine is December (Average sunshine: 6.5h).

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