September weather forecastIxcatepec, Mexico
September
Weather in September
The first month of the autumn, September, is still a tropical month in Ixcatepec, Mexico, with an average temperature fluctuating between 32.2°C (90°F) and 21.5°C (70.7°F).Temperature
The transition into September is marked with an average high-temperature of a still tropical 32.2°C (90°F), showing an insignificant shift from August's 34.4°C (93.9°F). Throughout September, Ixcatepec records an average temperature of 21.5°C (70.7°F) at night.Heat index
For September, the heat index is calculated to be a life-threatening hot 45°C (113°F). Mindful: Heat cramps and heat exhaustion are to be expected. Extended physical effort might result in heatstroke.Consider that heat index readings are for situations in the shade and light wind. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. 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 highly critical to babies and toddlers. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
In the face of high temperatures, the human body's reflex is to perspire, leveraging sweat evaporation for cooling. Excessive relative humidity disturbs the body's typical cooling process by reducing evaporation, leading to a decrease in body cooling rate and an increase in the sensation of warmth. Overheating and potential dehydration arise when body heat gain eclipses its release capability.
Humidity
September is the most humid month in Ixcatepec, with an average relative humidity of 80%.Rainfall
September is the month with the most rainfall in Ixcatepec. Rain falls for 21 days and accumulates 105mm (4.13") of precipitation.Daylight
In September, the average length of the day in Ixcatepec is 12h and 16min.On the first day of the month, sunrise is at 6:15 am and sunset at 6:47 pm. On the last day of September, in Ixcatepec, sunrise is at 6:23 am and sunset at 6:20 pm CST.
Sunshine
In Ixcatepec, Mexico, the average sunshine in September is 7.9h.UV index
In Ixcatepec, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: During September, 6 as the daily maximum UV index converts into the following advice:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Ixcatepec, Mexico
- Average high temperature in September: 32.2°C
The warmest month (with the highest average high temperature) is May (35.5°C).
The month with the lowest average high temperature is January (24°C).
- Average low temperature in September: 21.5°C
The month with the highest average low temperature is June (22.8°C).
The coldest month (with the lowest average low temperature) is January (13.3°C).
Average pressure in September
Ixcatepec, Mexico
- Average pressure in September: 1013.7mbar
The month with the highest atmospheric pressure is January (1019.3mbar).
The month with the lowest atmospheric pressure is May (1012.5mbar).
Average wind speed in September
Ixcatepec, Mexico
- Average wind speed in September: 6.1km/h
The windiest months (with the highest average wind speed) are April and May (7.6km/h).
The calmest month (with the lowest average wind speed) is December (5.5km/h).
Average humidity in September
Ixcatepec, Mexico
- Average humidity in September: 80%
The month with the highest relative humidity is September (80%).
The month with the lowest relative humidity is April (67%).
Average rainfall in September
Ixcatepec, Mexico
- Average rainfall in September: 105mm
The wettest month (with the highest rainfall) is September (105mm).
The driest month (with the least rainfall) is December (13mm).
Average rainfall days in September
Ixcatepec, Mexico
- Average rainfall days in September: 21 days
The month with the highest number of rainy days is September (21 days).
The month with the least rainy days is April (8.2 days).
Average daylight in September /
Average sunshine in September
Ixcatepec, Mexico
- Average daylight in September: 12h and 18min
The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).
- Average sunshine in September: 7h and 54min
The month with the most sunshine is June (Average sunshine: 9h and 42min).
The month with the least sunshine is November (Average sunshine: 5h and 24min).
Average sunshine days in September
Ixcatepec, Mexico
- Average sunshine days in September: 7.2 days
The month with the most sunshine days is December (21.6 days).
The month with the least sunshine days is September (7.2 days).
Average UV index in September
Ixcatepec, Mexico
- Average UV index in September: 6
The months with the highest UV index are April, May, June, July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 5).
Average cloud cover in September
Ixcatepec, Mexico
- Average cloud cover in September: 44
The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are May and August (Cloud cover 34).
Average visibility in September
Ixcatepec, Mexico
- Average visibility in September: 8km
The months with the highest visibility are April, May and June (9km).
The months with the lowest visibility are January, February, March, July, August, September, October, November and December (8km).





