September weather forecastArivechi, Mexico

September

Weather in September

The first month of the autumn, September, is also a moderately hot month in Arivechi, Mexico, with an average temperature fluctuating between 23.8°C (74.8°F) and 11.3°C (52.3°F).

Temperature

On the advent of September, Arivechi's average high-temperature exhibits a minor adjustment to a still moderately hot 23.8°C (74.8°F) from August's 25°C (77°F). During September, Arivechi's temperature records a considerable difference from its daily highs to an average low of 11.3°C (52.3°F).

Humidity

September is the most humid month in Arivechi, with an average relative humidity of 68%.

Rainfall

In Arivechi, during September, the rain falls for 16.5 days and regularly aggregates up to 66mm (2.6") of precipitation. In Arivechi, during the entire year, the rain falls for 109 days and collects up to 439mm (17.28") of precipitation.

Snowfall

In Arivechi, snow does not fall in April through September and November.

Daylight

In September, the average length of the day in Arivechi, Mexico, is 12h and 19min.
On the first day of September, sunrise is at 5:55 am and sunset at 6:37 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 6:03 pm MST.

Sunshine

In Arivechi, the average sunshine in September is 10.4h.

UV index

In September, the average daily maximum UV index in Arivechi, Mexico, is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A daily high UV index of 5 in September leads to these guidelines:
Be vigilant - Suggestions to stave off sun damage are provided. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.

Frequently asked questions

The average high-temperature, in September, in Arivechi, is 23.8°C (74.8°F), while the average low-temperature is 11.3°C (52.3°F). In June, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is evaluated at 28°C (82.4°F).

With an average relative humidity of 68%, September is the most humid month in Arivechi.

The average relative humidity in September in Arivechi, Mexico, is 68%.

In Arivechi, in September, it is raining for 16.5 days, with typically 66mm (2.6") of accumulated precipitation.

In Arivechi, Mexico, snow does not fall in April through September and November.

In Arivechi, in September, it doesn't snow. In October, it regularly snows.

In September, the average day length is 12h and 19min.

In September, on the first day of the month, sunrise is at 5:55 am and sunset at 6:37 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 6:03 pm MST.

In September, the average sunshine duration in Arivechi, Mexico, is 10.4h.

The average daily maximum UV index in September in Arivechi is 5. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to 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 days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Arivechi, Mexico

  • Average high temperature in September: 23.8°C

The warmest month (with the highest average high temperature) is June (28.3°C).
The month with the lowest average high temperature is December (14°C).

  • Average low temperature in September: 11.3°C

The month with the highest average low temperature is July (14.8°C).
The coldest months (with the lowest average low temperature) are January and December (-0.2°C).

Average pressure in September
Arivechi, Mexico

  • Average pressure in September: 1015mbar

The month with the highest atmospheric pressure is January (1018.6mbar).
The month with the lowest atmospheric pressure is June (1013mbar).

Average wind speed in September
Arivechi, Mexico

  • Average wind speed in September: 8.1km/h

The windiest month (with the highest average wind speed) is April (15.4km/h).
The calmest month (with the lowest average wind speed) is July (7.2km/h).

Average humidity in September
Arivechi, Mexico

  • Average humidity in September: 68%

The month with the highest relative humidity is September (68%).
The month with the lowest relative humidity is May (31%).

Average rainfall in September
Arivechi, Mexico

  • Average rainfall in September: 66mm

The wettest month (with the highest rainfall) is July (122mm).
The driest month (with the least rainfall) is April (4mm).

Average rainfall days in September
Arivechi, Mexico

  • Average rainfall days in September: 16.5 days

The month with the highest number of rainy days is July (24 days).
The month with the least rainy days is May (2.6 days).

Average snowfall in September
Arivechi, Mexico

  • Average snowfall in September: 0mm

The month with the highest snowfall is March (23mm).
The months with the least snowfall are April, May, June, July, August, September and November (0mm).

Average snowfall days in September
Arivechi, Mexico

  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are February and December (1.1 days).
The months with the least snowfall days are May, June, July, August, September and November (0 days).

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

  • Average daylight in September: 12h and 18min

The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).

  • Average sunshine in September: 10h and 24min

The month with the most sunshine is June (Average sunshine: 11h and 48min).
The months with the least sunshine are November and December (Average sunshine: 7h and 18min).

Average sunshine days in September
Arivechi, Mexico

  • Average sunshine days in September: 11.3 days

The month with the most sunshine days is May (28 days).
The month with the least sunshine days is July (4.9 days).

Average UV index in September
Arivechi, Mexico

  • Average UV index in September: 5

The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in September
Arivechi, Mexico

  • Average cloud cover in September: 24

The month with the most cloud cover is July (Cloud cover 28).
The month with the least cloud cover is May (Cloud cover 9).

Average visibility in September
Arivechi, Mexico

  • Average visibility in September: 9km

The months with the highest visibility are January, February, March, April, May, June, November and December (10km).
The months with the lowest visibility are July, August, September and October (9km).