September weather forecastAjijic, Mexico

September

Weather in September

September, the first month of the autumn in Ajijic, is also a moderately hot month, with an average temperature fluctuating between 25.1°C (77.2°F) and 14.4°C (57.9°F).

Temperature

On the advent of September, Ajijic's average high-temperature exhibits a minor adjustment to a still warm 25.1°C (77.2°F) from August's 25.9°C (78.6°F). An average low-temperature of 14.4°C (57.9°F) is noted during the nights in September.

Humidity

With an average relative humidity of 83%, September is the most humid month.

Rainfall

In Ajijic, in September, during 22.7 rainfall days, 113mm (4.45") of precipitation is typically accumulated. Throughout the year, in Ajijic, there are 136.3 rainfall days, and 630mm (24.8") of precipitation is accumulated.

Daylight

In Ajijic, the average length of the day in September is 12h and 15min.
On the first day of September, sunrise is at 6:37 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 6:41 pm CST.

Sunshine

The average sunshine in September is 9h.

UV index

The months with the lowest UV index are January, February, August through December, 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 average individuals.
Note: The daily maximum UV index of 5 in September interprets into the following advice:
Be vigilant - Suggestions to stave off sun damage are provided. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.

Frequently asked questions

In Ajijic, 25.1°C (77.2°F) is the average high-temperature and 14.4°C (57.9°F) is the average low-temperature during September. In June, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 33°C (91.4°F).

The most humid month in Ajijic is September, with an average relative humidity of 83%.

In September, the average relative humidity in Ajijic, Mexico, is 83%.

In Ajijic, Mexico, in September, during 22.7 rainfall days, 113mm (4.45") of precipitation is typically accumulated.

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

On the first day of September, sunrise is at 6:37 am and sunset at 7:08 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 6:41 pm CST.

In September, the average sunshine duration is 9h.

The months with the lowest UV index in Ajijic are January, February, August through December, with an average maximum UV index of 5.

In Ajijic, Mexico, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health risk 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Ajijic, Mexico

  • Average high temperature in September: 25.1°C

The warmest month (with the highest average high temperature) is May (32.3°C).
The month with the lowest average high temperature is January (23.4°C).

  • Average low temperature in September: 14.4°C

The month with the highest average low temperature is June (17.8°C).
The coldest month (with the lowest average low temperature) is January (9.3°C).

Average pressure in September
Ajijic, Mexico

  • Average pressure in September: 1013.6mbar

The month with the highest atmospheric pressure is January (1016.6mbar).
The month with the lowest atmospheric pressure is May (1012.5mbar).

Average wind speed in September
Ajijic, Mexico

  • Average wind speed in September: 5.3km/h

The windiest month (with the highest average wind speed) is April (8.1km/h).
The calmest month (with the lowest average wind speed) is July (4.8km/h).

Average humidity in September
Ajijic, Mexico

  • Average humidity in September: 83%

The month with the highest relative humidity is September (83%).
The month with the lowest relative humidity is April (36%).

Average rainfall in September
Ajijic, Mexico

  • Average rainfall in September: 113mm

The wettest month (with the highest rainfall) is July (169mm).
The driest month (with the least rainfall) is April (1mm).

Average rainfall days in September
Ajijic, Mexico

  • Average rainfall days in September: 22.7 days

The month with the highest number of rainy days is July (26.9 days).
The month with the least rainy days is April (1.8 days).

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

  • Average daylight in September: 12h and 12min

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: 9h and 0min

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: 8h and 42min).

Average sunshine days in September
Ajijic, Mexico

  • Average sunshine days in September: 6.1 days

The month with the most sunshine days is April (27.8 days).
The month with the least sunshine days is July (2.5 days).

Average UV index in September
Ajijic, Mexico

  • Average UV index in September: 5

The month with the highest UV index is May (UV index 7).
The months with the lowest UV index are January, February, August, September, October, November and December (UV index 5).

Average cloud cover in September
Ajijic, Mexico

  • Average cloud cover in September: 44

The months with the most cloud cover are July and September (Cloud cover 44).
The months with the least cloud cover are March and April (Cloud cover 9).

Average visibility in September
Ajijic, Mexico

  • Average visibility in September: 7km

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 (7km).