September weather forecast
San Bartolo Tutotepec, Mexico

September

Weather in September

September, the first month of the autumn in San Bartolo Tutotepec, is still a pleasant month, with an average temperature ranging between min 13.7°C (56.7°F) and max 21.5°C (70.7°F).

Temperature

San Bartolo Tutotepec's weather in September, with an average high-temperature of a still pleasant 21.5°C (70.7°F), subtly shifts from August's 22.7°C (72.9°F). Throughout September, San Bartolo Tutotepec's nights cool down to an average of 13.7°C (56.7°F).

Humidity

The most humid month in San Bartolo Tutotepec is September, with an average relative humidity of 88%.

Rainfall

In San Bartolo Tutotepec, in September, during 25.2 rainfall days, 120mm (4.72") of precipitation is typically accumulated. Throughout the year, there are 237.7 rainfall days, and 963mm (37.91") of precipitation is accumulated.

Snowfall

In San Bartolo Tutotepec, snow does not fall in January through October and December.

Daylight

In San Bartolo Tutotepec, the average length of the day in September is 12h and 15min.
On the first day of September in San Bartolo Tutotepec, Mexico, sunrise is at 6:17 am and sunset at 6:48 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 6:21 pm CST.

Sunshine

In San Bartolo Tutotepec, the average sunshine in September is 7h.

UV index

The months with the highest UV index in San Bartolo Tutotepec are March through September, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, a regular UV index of 5 translates into these guidelines:
Preventative actions are necessary - Recommendations to ward off sunburn are given. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.

Frequently asked questions

What is the temperature in September in San Bartolo Tutotepec?
The high-temperature, in September, in San Bartolo Tutotepec, records 21.5°C (70.7°F), while the low-temperature is 13.7°C (56.7°F).
What is the most humid month in San Bartolo Tutotepec?
With an average relative humidity of 88%, September is the most humid month in San Bartolo Tutotepec.
What is the average humidity in September in San Bartolo Tutotepec?
The average relative humidity in September in San Bartolo Tutotepec is 88%.
How many days does it rain in September in San Bartolo Tutotepec?
In San Bartolo Tutotepec, in September, it is raining for 25.2 days, with typically 120mm (4.72") of accumulated precipitation.
When it does not snow in San Bartolo Tutotepec?
In San Bartolo Tutotepec, Mexico, snow does not fall in January through October and December.
What is the average length of the day in September in San Bartolo Tutotepec?
The average day length in September in San Bartolo Tutotepec, Mexico, is 12h and 15min.
When are sunrise and sunset in September in San Bartolo Tutotepec?
In September, on the first day of the month, sunrise is at 6:17 am and sunset at 6:48 pm. On the last day of the month, in San Bartolo Tutotepec, Mexico, sunrise is at 6:23 am and sunset at 6:21 pm CST.
How long on average sun shines in September in San Bartolo Tutotepec?
In September, the average sunshine duration in San Bartolo Tutotepec, Mexico, is 7h.
When is the highest UV index in San Bartolo Tutotepec?
The months with the highest UV index in San Bartolo Tutotepec, Mexico, are March through September, with an average maximum UV index of 5.
What is the UV index reading in September in San Bartolo Tutotepec?
In September, the average daily maximum UV index in San Bartolo Tutotepec, Mexico, is 5. A UV Index of 3 to 5 symbolizes a moderate 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
San Bartolo Tutotepec, Mexico
  • Average high temperature in September: 21.5°C

The warmest month (with the highest average high temperature) is April (24.7°C).
The month with the lowest average high temperature is January (17.7°C).

  • Average low temperature in September: 13.7°C

The month with the highest average low temperature is June (13.9°C).
The coldest month (with the lowest average low temperature) is January (7.9°C).

Average pressure in September
San Bartolo Tutotepec, Mexico
  • Average pressure in September: 1014.8mbar

The month with the highest atmospheric pressure is January (1019.2mbar).
The month with the lowest atmospheric pressure is May (1013.6mbar).

Average wind speed in September
San Bartolo Tutotepec, Mexico
  • Average wind speed in September: 5.8km/h

The windiest month (with the highest average wind speed) is April (7.6km/h).
The calmest month (with the lowest average wind speed) is September (5.8km/h).

Average humidity in September
San Bartolo Tutotepec, Mexico
  • Average humidity in September: 88%

The month with the highest relative humidity is September (88%).
The month with the lowest relative humidity is April (69%).

Average rainfall in September
San Bartolo Tutotepec, Mexico
  • Average rainfall in September: 120mm

The wettest month (with the highest rainfall) is June (143mm).
The driest month (with the least rainfall) is December (23mm).

Average rainfall days in September
San Bartolo Tutotepec, Mexico
  • Average rainfall days in September: 25.2 days

The month with the highest number of rainy days is July (26.2 days).
The month with the least rainy days is December (14.2 days).

Average snowfall in September
San Bartolo Tutotepec, Mexico
  • Average snowfall in September: 0mm

The month with the highest snowfall is November (7mm).
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and December (0mm).

Average snowfall days in September
San Bartolo Tutotepec, Mexico
  • Average snowfall days in September: 0 days

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

Average daylight in September /
Average sunshine in September
San Bartolo Tutotepec, Mexico
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 10h and 54min).

  • Average sunshine in September: 7h and 0min

The month with the most sunshine is May (Average sunshine: 9h and 54min).
The month with the least sunshine is November (Average sunshine: 6h and 6min).

Average sunshine days in September
San Bartolo Tutotepec, Mexico
  • Average sunshine days in September: 3.8 days

The month with the most sunshine days is January (11.9 days).
The month with the least sunshine days is September (3.8 days).

Average UV index in September
San Bartolo Tutotepec, Mexico
  • Average UV index in September: 5

The months with the highest UV index are March, April, May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 4).

Average cloud cover in September
San Bartolo Tutotepec, Mexico
  • Average cloud cover in September: 57

The month with the most cloud cover is September (Cloud cover 57).
The month with the least cloud cover is April (Cloud cover 30).

Average visibility in September
San Bartolo Tutotepec, Mexico
  • Average visibility in September: 7km

The month with the highest visibility is April (9km).
The month with the lowest visibility is November (6km).

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