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
Weather in September
Temperature
Montecillo's entry into September measures an average high-temperature of a still pleasant 20.7°C (69.3°F), closely parallel to the preceding month. An average low-temperature of 10.6°C (51.1°F) is observed during the September nights.Humidity
With an average relative humidity of 77%, September is the most humid month in Montecillo.Rainfall
In Montecillo, during September, the rain falls for 23.5 days and regularly aggregates up to 94mm (3.7") of precipitation. Throughout the year, there are 163.6 rainfall days, and 643mm (25.31") of precipitation is accumulated.Daylight
In Montecillo, the average length of the day in September is 12h and 14min.On the first day of the month, sunrise is at 6:20 am and sunset at 6:50 pm. On the last day of September, sunrise is at 6:26 am and sunset at 6:24 pm CST.
Sunshine
The average sunshine in September is 9.1h.UV index
January, June through December, with an average maximum UV index of 4, are months with the lowest UV index in Montecillo. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index of 4 during September leads to these instructions:
Act with care - Obligation to protect against skin and eye damage is highlighted. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Experience reduced UV exposure by about half when donning a wide-brim hat.
Frequently asked questions
What is the temperature in September in Montecillo?
What is the most humid month in Montecillo?
What is the average humidity in September in Montecillo?
How many days does it rain in September in Montecillo?
How many hours of daylight does Montecillo have in September?
What time are sunrise and sunset in September in Montecillo?
How long on average sun shines in September in Montecillo?
What is the month with the lowest UV index in Montecillo?
What is the UV index reading in September in Montecillo?
Average temperature in September
Montecillo, Mexico
- Average high temperature in September: 20.7°C
The warmest month (with the highest average high temperature) is May (25.3°C).
The month with the lowest average high temperature is January (18.9°C).
- Average low temperature in September: 10.6°C
The month with the highest average low temperature is May (12.8°C).
The coldest month (with the lowest average low temperature) is January (6.5°C).
Average pressure in September
Montecillo, Mexico
- Average pressure in September: 1015.7mbar
The month with the highest atmospheric pressure is January (1018.6mbar).
The month with the lowest atmospheric pressure is May (1014.2mbar).
Average wind speed in September
Montecillo, Mexico
- Average wind speed in September: 6.8km/h
The windiest months (with the highest average wind speed) are February, March and April (8km/h).
The calmest month (with the lowest average wind speed) is July (6.1km/h).
Average humidity in September
Montecillo, Mexico
- Average humidity in September: 77%
The month with the highest relative humidity is September (77%).
The month with the lowest relative humidity is April (42%).
Average rainfall in September
Montecillo, Mexico
- Average rainfall in September: 94mm
The wettest month (with the highest rainfall) is August (125mm).
The driest month (with the least rainfall) is December (4mm).
Average rainfall days in September
Montecillo, Mexico
- Average rainfall days in September: 23.5 days
The month with the highest number of rainy days is August (24.4 days).
The month with the least rainy days is December (3.7 days).
Average daylight in September /
Average sunshine in September
Montecillo, 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: 9h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is November (Average sunshine: 7h and 42min).
Average sunshine days in September
Montecillo, Mexico
- Average sunshine days in September: 3.2 days
The month with the most sunshine days is December (26.1 days).
The month with the least sunshine days is September (3.2 days).
Average UV index in September
Montecillo, Mexico
- Average UV index in September: 4
The months with the highest UV index are February, March, April and May (UV index 5).
The months with the lowest UV index are January, June, July, August, September, October, November and December (UV index 4).
Average cloud cover in September
Montecillo, Mexico
- Average cloud cover in September: 37
The month with the most cloud cover is July (Cloud cover 38).
The months with the least cloud cover are February and December (Cloud cover 11).
Average visibility in September
Montecillo, Mexico
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, May and December (10km).
The months with the lowest visibility are July, August and September (8km).
Montecillo, Mexico
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