September weather forecastBermejillo, Mexico

September

Weather in September

The first month of the autumn, September, is still a hot month in Bermejillo, Mexico, with an average temperature varying between 19.7°C (67.5°F) and 30°C (86°F).

Temperature

The arrival of September records an average high-temperature of a still tropical 30°C (86°F), closely related to the 32.9°C (91.2°F) observed in August. Bermejillo reports an average nighttime low-temperature of 19.7°C (67.5°F) in September.

Heat index

September's average heat index is appraised at a hot 31°C (87.8°F). Exposure and extended activity could potentially cause a state of fatigue and lead to heat cramps.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'feels like' or 'real feel', reflects the blend of air temperature and relative humidity to give a temperature impression. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.

Humidity

September is the most humid month in Bermejillo, with an average relative humidity of 51%.

Rainfall

In September, the rain falls for 11.4 days. Throughout September, 33mm (1.3") of precipitation is accumulated. In Bermejillo, during the entire year, the rain falls for 62.6 days and collects up to 177mm (6.97") of precipitation.

Snowfall

In Bermejillo, snow does not fall in January through November.

Daylight

In September, the average length of the day is 12h and 17min.
On the first day of the month, sunrise is at 6:35 am and sunset at 7:13 pm. On the last day of September, in Bermejillo, sunrise is at 6:46 am and sunset at 6:41 pm CST.

Sunshine

January, March, September and December, with an average of 9.5h of sunshine, are months with the least sunshine in Bermejillo.

UV index

The average daily maximum UV index in September in Bermejillo, Mexico, is 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 6 in September interprets into the following recommendations:
Deflect overexposure. Sun protection is a necessity. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.

Frequently asked questions

The average high-temperature and low-temperature in Bermejillo, Mexico, during September are 30°C (86°F) and 19.7°C (67.5°F) respectively. In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, is appraised at 31°C (87.8°F).

The most humid month in Bermejillo, Mexico, is September, with an average relative humidity of 51%.

In September, the average relative humidity in Bermejillo, Mexico, is 51%.

In Bermejillo, during September, the rain falls for 11.4 days and regularly aggregates up to 33mm (1.3") of precipitation.

January through November are months without snowfall in Bermejillo, Mexico.

In September, the average day length is 12h and 17min.

On the first day of September in Bermejillo, Mexico, sunrise is at 6:35 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 6:41 pm CST.

January, March, September and December, with an average of 9.5h of sunshine, are months with the least sunshine in Bermejillo, Mexico.

In September, the average sunshine duration is 9.5h.

The average daily maximum UV index in September in Bermejillo, Mexico, is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation.
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 snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Bermejillo, Mexico

  • Average high temperature in September: 30°C

The warmest month (with the highest average high temperature) is June (33.9°C).
The month with the lowest average high temperature is January (20.8°C).

  • Average low temperature in September: 19.7°C

The month with the highest average low temperature is June (22.2°C).
The coldest month (with the lowest average low temperature) is January (8.2°C).

Average pressure in September
Bermejillo, Mexico

  • Average pressure in September: 1014.2mbar

The month with the highest atmospheric pressure is January (1018.3mbar).
The month with the lowest atmospheric pressure is May (1011.3mbar).

Average wind speed in September
Bermejillo, Mexico

  • Average wind speed in September: 9.5km/h

The windiest month (with the highest average wind speed) is June (11.1km/h).
The calmest month (with the lowest average wind speed) is November (6.9km/h).

Average humidity in September
Bermejillo, Mexico

  • Average humidity in September: 51%

The month with the highest relative humidity is September (51%).
The month with the lowest relative humidity is April (24%).

Average rainfall in September
Bermejillo, Mexico

  • Average rainfall in September: 33mm

The wettest month (with the highest rainfall) is July (44mm).
The driest month (with the least rainfall) is February (3mm).

Average rainfall days in September
Bermejillo, Mexico

  • Average rainfall days in September: 11.4 days

The month with the highest number of rainy days is September (11.4 days).
The month with the least rainy days is February (1.7 days).

Average snowfall in September
Bermejillo, Mexico

  • Average snowfall in September: 0mm

The month with the highest snowfall is December (3mm).
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0mm).

Average snowfall days in September
Bermejillo, Mexico

  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

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

  • Average daylight in September: 12h and 18min

The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 36min).

  • Average sunshine in September: 9h and 30min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The months with the least sunshine are January, March, September and December (Average sunshine: 9h and 30min).

Average sunshine days in September
Bermejillo, Mexico

  • Average sunshine days in September: 15.6 days

The month with the most sunshine days is December (28.5 days).
The month with the least sunshine days is September (15.6 days).

Average UV index in September
Bermejillo, Mexico

  • Average UV index in September: 6

The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 4).

Average cloud cover in September
Bermejillo, Mexico

  • Average cloud cover in September: 23

The month with the most cloud cover is September (Cloud cover 23).
The months with the least cloud cover are April and May (Cloud cover 11).

Average visibility in September
Bermejillo, Mexico

  • Average visibility in September: 10km

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