September weather forecastComoapan, Mexico
September
Weather in September
September, the first month of the autumn in Comoapan, is also a moderately hot month, with temperature in the range of an average high of 28.7°C (83.7°F) and an average low of 22.2°C (72°F).Temperature
Comoapan starts September with an average high-temperature of a still moderately hot 28.7°C (83.7°F), hinting at a minimal fluctuation from August. Comoapan observes an average nighttime low-temperature of 22.2°C (72°F) during the month of September.Heat index
For most parts of September, the heat index is evaluated at a torrid 35°C (95°F). Adopt extra safety steps, risk of heat exhaustion and heat cramps is notable. Sustained activity might cause heatstroke.Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', evaluates the perceived heat by adding the effect of moisture in the air. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. Rising body temperatures resulting from an imbalance in heat absorption can lead to potential thermal issues.
Humidity
In September, the average relative humidity is 86%.Rainfall
In September, the rain falls for 27.2 days. Throughout September, 167mm (6.57") of precipitation is accumulated. In Comoapan, during the entire year, the rain falls for 248.8 days and collects up to 1322mm (52.05") of precipitation.Daylight
In Comoapan, the average length of the day in September is 12h and 14min.On the first day of the month, sunrise is at 6:06 am and sunset at 6:34 pm. On the last day of September, sunrise is at 6:11 am and sunset at 6:09 pm CST.
Sunshine
The average sunshine in September is 8h.UV index
In Comoapan, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 6 during September leads to these advisories:
Guard against overexposure. Protection from sun-induced harm is essential. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Comoapan, Mexico
- Average high temperature in September: 28.7°C
The warmest month (with the highest average high temperature) is May (32.4°C).
The month with the lowest average high temperature is January (23.3°C).
- Average low temperature in September: 22.2°C
The month with the highest average low temperature is May (23.5°C).
The coldest month (with the lowest average low temperature) is January (17°C).
Average pressure in September
Comoapan, Mexico
- Average pressure in September: 1012mbar
The month with the highest atmospheric pressure is January (1018.1mbar).
The month with the lowest atmospheric pressure is May (1011.3mbar).
Average wind speed in September
Comoapan, Mexico
- Average wind speed in September: 7.3km/h
The windiest month (with the highest average wind speed) is January (10.6km/h).
The calmest month (with the lowest average wind speed) is August (6.6km/h).
Average humidity in September
Comoapan, Mexico
- Average humidity in September: 86%
The months with the highest relative humidity are January, November and December (87%).
The months with the lowest relative humidity are April and May (71%).
Average rainfall in September
Comoapan, Mexico
- Average rainfall in September: 167mm
The wettest month (with the highest rainfall) is October (226mm).
The driest month (with the least rainfall) is April (30mm).
Average rainfall days in September
Comoapan, Mexico
- Average rainfall days in September: 27.2 days
The month with the highest number of rainy days is September (27.2 days).
The month with the least rainy days is April (11.9 days).
Average daylight in September /
Average sunshine in September
Comoapan, Mexico
- Average daylight in September: 12h and 12min
The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 0min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is May (Average sunshine: 10h and 42min).
The month with the least sunshine is November (Average sunshine: 4h and 30min).
Average sunshine days in September
Comoapan, Mexico
- Average sunshine days in September: 1.6 days
The month with the most sunshine days is April (15.1 days).
The month with the least sunshine days is September (1.6 days).
Average UV index in September
Comoapan, Mexico
- Average UV index in September: 6
The months with the highest UV index are March, April, May, June and August (UV index 7).
The months with the lowest UV index are January and December (UV index 5).
Average cloud cover in September
Comoapan, Mexico
- Average cloud cover in September: 42
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is April (Cloud cover 25).
Average visibility in September
Comoapan, Mexico
- Average visibility in September: 8km
The month with the highest visibility is May (10km).
The months with the lowest visibility are January, February, August, September, October, November and December (8km).





