September weather forecastChapulhuacanito, Mexico
September
Weather in September
The first month of the autumn, September, is still a warm month in Chapulhuacanito, Mexico, with an average temperature fluctuating between 28.4°C (83.1°F) and 18.5°C (65.3°F).Temperature
Chapulhuacanito, Mexico, experiences an average high-temperature of a warm 28.4°C (83.1°F) in September, subtly different from August's 30.3°C (86.5°F). In Chapulhuacanito, September is marked by an average low-temperature of 18.5°C (65.3°F).Heat index
For September, the heat index is computed to be a tropical 34°C (93.2°F). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is the result of factoring in humidity to the air temperature, indicating perceived warmth. 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. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.
Humidity
The most humid month is September, with an average relative humidity of 83%.Rainfall
September is the month with the most rainfall. Rain falls for 22.5 days and accumulates 98mm (3.86") of precipitation.Daylight
In Chapulhuacanito, the average length of the day in September is 12h and 16min.On the first day of the month, sunrise is at 6:18 am and sunset at 6:50 pm. On the last day of September, sunrise is at 6:25 am and sunset at 6:23 pm CST.
Sunshine
In Chapulhuacanito, the average sunshine in September is 8h.UV index
The months with the highest UV index are March through September, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: A daily high UV index of 6 in September leads to these guidelines:
Take precautions against overexposure. Protection against sun damage is needed. 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. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Chapulhuacanito, Mexico
- Average high temperature in September: 28.4°C
The warmest month (with the highest average high temperature) is May (32°C).
The month with the lowest average high temperature is January (21.8°C).
- Average low temperature in September: 18.5°C
The month with the highest average low temperature is June (19.3°C).
The coldest month (with the lowest average low temperature) is January (10.9°C).
Average pressure in September
Chapulhuacanito, Mexico
- Average pressure in September: 1014.4mbar
The month with the highest atmospheric pressure is January (1019.3mbar).
The month with the lowest atmospheric pressure is May (1013mbar).
Average wind speed in September
Chapulhuacanito, Mexico
- Average wind speed in September: 5.2km/h
The windiest month (with the highest average wind speed) is April (6.6km/h).
The calmest month (with the lowest average wind speed) is November (4.8km/h).
Average humidity in September
Chapulhuacanito, 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 (67%).
Average rainfall in September
Chapulhuacanito, Mexico
- Average rainfall in September: 98mm
The wettest month (with the highest rainfall) is September (98mm).
The driest month (with the least rainfall) is December (20mm).
Average rainfall days in September
Chapulhuacanito, Mexico
- Average rainfall days in September: 22.5 days
The month with the highest number of rainy days is September (22.5 days).
The month with the least rainy days is February (10.6 days).
Average daylight in September /
Average sunshine in September
Chapulhuacanito, 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: 8h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is November (Average sunshine: 6h and 6min).
Average sunshine days in September
Chapulhuacanito, Mexico
- Average sunshine days in September: 6.5 days
The month with the most sunshine days is January (17 days).
The month with the least sunshine days is September (6.5 days).
Average UV index in September
Chapulhuacanito, Mexico
- Average UV index in September: 6
The months with the highest UV index are March, April, May, June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 5).
Average cloud cover in September
Chapulhuacanito, Mexico
- Average cloud cover in September: 47
The month with the most cloud cover is September (Cloud cover 47).
The month with the least cloud cover is April (Cloud cover 30).
Average visibility in September
Chapulhuacanito, Mexico
- Average visibility in September: 7km
The month with the highest visibility is April (9km).
The months with the lowest visibility are July and September (7km).





