September weather forecast
Sihochac, Mexico

September

Weather in September

September, the first month of the autumn in Sihochac, is also a hot month, with an average temperature ranging between min 24.4°C (75.9°F) and max 32.3°C (90.1°F).

Temperature

The commencement of September brings an average high-temperature of a still hot 32.3°C (90.1°F), marking an inconsequential divergence from August. During the month of September, Sihochac experiences a steady low-temperature average of 24.4°C (75.9°F).

Heat index

The heat index for September is appraised at a life-threatening hot 45°C (113°F). Vigilance: Heat cramps and heat exhaustion are likely. The likelihood of heatstroke increases with continued activity.
Understand that the heat index values take into account shaded locations and mild winds. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', gives a temperature feeling by integrating air temperature and humidity. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. Heightened relative humidity interferes with the body's usual cooling mechanism by reducing evaporation, subsequently decreasing the body's cooling rate and increasing the sensation of heat. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

The months with the highest humidity are September and October, with an average relative humidity of 78%.

Rainfall

In September, the rain falls for 21.6 days. Throughout September, 79mm (3.11") of precipitation is accumulated. In Sihochac, during the entire year, the rain falls for 149.4 days and collects up to 548mm (21.57") of precipitation.

Daylight

The average length of the day in September is 12h and 14min.
On the first day of September, sunrise is at 5:47 am and sunset at 6:17 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 5:51 pm CST.

Sunshine

In September, the average sunshine is 10.3h.

UV index

February through October, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 7 during September translates into these guidelines:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. 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. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.

Frequently asked questions

How hot is it in September?
In September, the average high-temperature and low-temperature are 32.3°C (90.1°F) and 24.4°C (75.9°F) respectively. In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 45°C (113°F).
What are the most humid months?
The months with the highest humidity in Sihochac are September and October, with an average relative humidity of 78%.
What is the average humidity in September in Sihochac?
The average relative humidity in September is 78%.
How many days does it rain in September?
In September, the rain falls for 21.6 days. Throughout September, 79mm (3.11") of precipitation is accumulated.
How many hours of daylight does Sihochac have in September?
In Sihochac, the average day length in September is 12h and 14min.
When are sunrise and sunset in September?
On the first day of September, sunrise is at 5:47 am and sunset at 6:17 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 5:51 pm CST.
How long on average sun shines in September?
The average sunshine duration in September in Sihochac is 10.3h.
What is the month with the highest UV index?
The months with the highest UV index are February through October, with an average maximum UV index of 7.
What is the UV index intensity in September?
The average daily maximum UV index in September is 7. 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September - Sihochac, Mexico
Average temperature in September
Sihochac, Mexico
  • Average high temperature in September: 32.3°C

The warmest month (with the highest average high temperature) is May (33.6°C).
The month with the lowest average high temperature is January (27.2°C).

  • Average low temperature in September: 24.4°C

The month with the highest average low temperature is June (24.9°C).
The coldest month (with the lowest average low temperature) is January (19.8°C).

Average pressure in September - Sihochac, Mexico
Average pressure in September
Sihochac, Mexico
  • Average pressure in September: 1011.3mbar

The month with the highest atmospheric pressure is January (1016.9mbar).
The month with the lowest atmospheric pressure is September (1011.3mbar).

Average wind speed in September - Sihochac, Mexico
Average wind speed in September
Sihochac, Mexico
  • Average wind speed in September: 11.7km/h

The windiest month (with the highest average wind speed) is March (14.5km/h).
The calmest month (with the lowest average wind speed) is September (11.7km/h).

Average humidity in September - Sihochac, Mexico
Average humidity in September
Sihochac, Mexico
  • Average humidity in September: 78%

The months with the highest relative humidity are September and October (78%).
The month with the lowest relative humidity is April (66%).

Average rainfall in September - Sihochac, Mexico
Average rainfall in September
Sihochac, Mexico
  • Average rainfall in September: 79mm

The wettest month (with the highest rainfall) is June (113mm).
The driest month (with the least rainfall) is February (7mm).

Average rainfall days in September - Sihochac, Mexico
Average rainfall days in September
Sihochac, Mexico
  • Average rainfall days in September: 21.6 days

The month with the highest number of rainy days is September (21.6 days).
The month with the least rainy days is February (4.7 days).

Average daylight in September / Average sunshine in September - Sihochac, Mexico
Average daylight in September /
Average sunshine in September
Sihochac, Mexico
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 13h and 18min).
The month with the shortest days is December (Average daylight: 11h and 0min).

  • Average sunshine in September: 10h and 2min

The month with the most sunshine is April (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 6h and 36min).

Average sunshine days in September - Sihochac, Mexico
Average sunshine days in September
Sihochac, Mexico
  • Average sunshine days in September: 6.7 days

The month with the most sunshine days is March (23.9 days).
The month with the least sunshine days is September (6.7 days).

Average UV index in September - Sihochac, Mexico
Average UV index in September
Sihochac, Mexico
  • Average UV index in September: 7

The months with the highest UV index are February, March, April, May, June, July, August, September and October (UV index 7).
The months with the lowest UV index are January, November and December (UV index 6).

Average cloud cover in September - Sihochac, Mexico
Average cloud cover in September
Sihochac, Mexico
  • Average cloud cover in September: 31

The month with the most cloud cover is June (Cloud cover 33).
The month with the least cloud cover is April (Cloud cover 20).

Average visibility in September - Sihochac, Mexico
Average visibility in September
Sihochac, Mexico
  • Average visibility in September: 9km

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

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