Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
The average high-temperature during September registers at an agreeable 22.4°C (72.3°F), maintaining a close resemblance to the previous month. Chiltoyac, during the month of September, experiences an average low-temperature of 14.9°C (58.8°F).Humidity
September is the most humid month, with an average relative humidity of 85%.Rainfall
In Chiltoyac, in September, it is raining for 25.1 days, with typically 154mm (6.06") of accumulated precipitation. In Chiltoyac, during the entire year, the rain falls for 247.2 days and collects up to 1266mm (49.84") of precipitation.Daylight
In September, the average length of the day is 12h and 14min.On the first day of the month, sunrise is at 6:12 am and sunset at 6:42 pm. On the last day of September, sunrise is at 6:18 am and sunset at 6:16 pm CST.
Sunshine
The average sunshine in September in Chiltoyac is 7.4h.UV index
The months with the highest UV index are March through October, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: In September, a daily maximum UV index of 5 leads to the following instructions:
Ensure safety - Recommendations to avert sunburn are presented. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the most humid month?
What is the average humidity in September?
How many days does it rain in September?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How long on average sun shines in September?
When is the highest UV index?
What is the UV index intensity in September?
Average temperature in September
Chiltoyac, Mexico
- Average high temperature in September: 22.4°C
The warmest months (with the highest average high temperature) are April and May (24.8°C).
The month with the lowest average high temperature is January (18.1°C).
- Average low temperature in September: 14.9°C
The month with the highest average low temperature is May (16°C).
The coldest month (with the lowest average low temperature) is January (9.9°C).
Average pressure in September
Chiltoyac, Mexico
- Average pressure in September: 1014mbar
The month with the highest atmospheric pressure is January (1019.1mbar).
The month with the lowest atmospheric pressure is May (1013.1mbar).
Average wind speed in September
Chiltoyac, Mexico
- Average wind speed in September: 6.4km/h
The windiest month (with the highest average wind speed) is April (8.6km/h).
The calmest month (with the lowest average wind speed) is September (6.4km/h).
Average humidity in September
Chiltoyac, Mexico
- Average humidity in September: 85%
The month with the highest relative humidity is September (85%).
The month with the lowest relative humidity is April (70%).
Average rainfall in September
Chiltoyac, Mexico
- Average rainfall in September: 154mm
The wettest month (with the highest rainfall) is June (199mm).
The driest month (with the least rainfall) is December (18mm).
Average rainfall days in September
Chiltoyac, Mexico
- Average rainfall days in September: 25.1 days
The month with the highest number of rainy days is June (26.8 days).
The month with the least rainy days is December (13.8 days).
Average daylight in September /
Average sunshine in September
Chiltoyac, 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: 7h and 2min
The month with the most sunshine is May (Average sunshine: 10h and 24min).
The month with the least sunshine is November (Average sunshine: 6h and 42min).
Average sunshine days in September
Chiltoyac, Mexico
- Average sunshine days in September: 2.9 days
The month with the most sunshine days is December (13.2 days).
The month with the least sunshine days is June (1.5 days).
Average UV index in September
Chiltoyac, Mexico
- Average UV index in September: 5
The months with the highest UV index are March, April, May, June, July, August, September and October (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 4).
Average cloud cover in September
Chiltoyac, 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 28).
Average visibility in September
Chiltoyac, Mexico
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, May, June, July and August (9km).
The months with the lowest visibility are September, October, November and December (8km).
