September weather forecast
Guanajuato, Mexico

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Weather in September

September rings in lower temperatures and a gradual decline in rainfall in Guanajuato, indicating the end of the wet season. Local and travelers alike are greeted with a 23.2°C (73.8°F) daily average high and 62mm (2.44") cumulative rainfall. The content climate, marked by balanced wind speeds and frequent clear skies, offers prime conditions for an array-offestivals. Coupled with decreased humidity, the city outpours its colonial charm uninterrupted through the vibrant lanes.

Temperature

Guanajuato notes an average high-temperature of a still moderately hot 23.2°C (73.8°F) in September, hardly diverging from August. Nighttime temperature in Guanajuato experiences an average drop to a fresh 12.5°C (54.5°F) in September.

Humidity

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

Rainfall

In Guanajuato, during September, the rain falls for 15.6 days and regularly aggregates up to 62mm (2.44") of precipitation. In Guanajuato, during the entire year, the rain falls for 116.2 days and collects up to 425mm (16.73") of precipitation.

Daylight

In September, the average length of the day is 12h and 15min.
On the first day of the month, sunrise is at 6:28 am and sunset at 7:00 pm. On the last day of September, in Guanajuato, Mexico, sunrise is at 6:36 am and sunset at 6:33 pm CST.

Sunshine

In September, the average sunshine in Guanajuato, Mexico, is 9.3h.

UV index

In September, the average daily maximum UV index in Guanajuato is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, the maximum UV index of 5 transforms into these recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.

Frequently asked questions

What is the temperature in September in Guanajuato?

The high-temperature, in September, in Guanajuato, is 23.2°C (73.8°F), while the low-temperature averages to 12.5°C (54.5°F). In May, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is calculated to be 28°C (82.4°F).

What is the most humid month in Guanajuato?

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

What is the average humidity in September in Guanajuato?

In Guanajuato, the average relative humidity in September is 76%.

How much does it rain in Guanajuato in September?

In Guanajuato, during September, the rain falls for 15.6 days and regularly aggregates up to 62mm (2.44") of precipitation.

How many hours of daylight does Guanajuato have in September?

In September, the average day length in Guanajuato, Mexico, is 12h and 15min.

When are sunrise and sunset in September in Guanajuato?

On the first day of September, sunrise is at 6:28 am and sunset at 7:00 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 6:33 pm CST.

How long on average sun shines in September in Guanajuato?

The average sunshine duration in September in Guanajuato, Mexico, is 9.3h.

How high is the UV index in September in Guanajuato?

In Guanajuato, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.

Average temperature in September
Guanajuato, Mexico

Average temperature in September - Guanajuato, Mexico
  • Average high temperature in September: 23.2°C

The warmest month (with the highest average high temperature) is May (28.2°C).
The month with the lowest average high temperature is January (19.8°C).

  • Average low temperature in September: 12.5°C

The month with the highest average low temperature is June (14.4°C).
The coldest month (with the lowest average low temperature) is January (7°C).

Average pressure in September
Guanajuato, Mexico

Average pressure in September - Guanajuato, Mexico
  • Average pressure in September: 1015.7mbar

The month with the highest atmospheric pressure is January (1018.5mbar).
The month with the lowest atmospheric pressure is May (1013.6mbar).

Average wind speed in September
Guanajuato, Mexico

Average wind speed in September - Guanajuato, Mexico
  • Average wind speed in September: 9.9km/h

The windiest month (with the highest average wind speed) is April (10.8km/h).
The calmest month (with the lowest average wind speed) is December (9.1km/h).

Average humidity in September
Guanajuato, Mexico

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

The month with the highest relative humidity is September (76%).
The month with the lowest relative humidity is April (36%).

Average rainfall in September
Guanajuato, Mexico

Average rainfall in September - Guanajuato, Mexico
  • Average rainfall in September: 62mm

The wettest month (with the highest rainfall) is July (87mm).
The driest month (with the least rainfall) is January (3mm).

Average rainfall days in September
Guanajuato, Mexico

Average rainfall days in September - Guanajuato, Mexico
  • Average rainfall days in September: 15.6 days

The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is December (1.8 days).

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

Average daylight in September / Average sunshine in September - Guanajuato, Mexico
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).

  • Average sunshine in September: 9h and 2min

The months with the most sunshine are January, May and December (Average sunshine: 9h and 48min).
The month with the least sunshine is July (Average sunshine: 9h and 12min).

Average sunshine days in September
Guanajuato, Mexico

Average sunshine days in September - Guanajuato, Mexico
  • Average sunshine days in September: 12.5 days

The month with the most sunshine days is December (28.5 days).
The month with the least sunshine days is July (9.1 days).

Average UV index in September
Guanajuato, Mexico

Average UV index in September - Guanajuato, Mexico
  • Average UV index in September: 5

The months with the highest UV index are April and May (UV index 6).
The months with the lowest UV index are January, November and December (UV index 4).

Average cloud cover in September
Guanajuato, Mexico

Average cloud cover in September - Guanajuato, Mexico
  • Average cloud cover in September: 35

The months with the most cloud cover are July and September (Cloud cover 35).
The months with the least cloud cover are March and April (Cloud cover 11).

Average visibility in September
Guanajuato, Mexico

Average visibility in September - Guanajuato, Mexico
  • Average visibility in September: 8km

The months with the highest visibility are January, February, March, April, May, June, November and December (10km).
The month with the lowest visibility is September (8km).

Guanajuato, Mexico

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