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
San Mateo Oxtotitlán marks the start of September with an average high-temperature of a still comfortable 17.9°C (64.2°F), hinting at a slight fluctuation from August's 18.8°C (65.8°F). Throughout September, the temperature in San Mateo Oxtotitlán falls to an average low of 9.5°C (49.1°F).Humidity
The most humid month is September, with an average relative humidity of 86%.Rainfall
In September, the rain falls for 28.2 days. Throughout September, 221mm (8.7") of precipitation is accumulated. Throughout the year, in San Mateo Oxtotitlán, Mexico, there are 216.4 rainfall days, and 1402mm (55.2") of precipitation is accumulated.Daylight
In September, the average length of the day in San Mateo Oxtotitlán is 12h and 14min.On the first day of September in San Mateo Oxtotitlán, sunrise is at 6:23 am and sunset at 6:53 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 6:27 pm CST.
Sunshine
In September, the average sunshine is 8.2h.UV index
The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: A maximum daily UV index of 4 during September morphs into the following directions:
Put precautions into practice - Protective measures against sun-induced damage are advised. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in San Mateo Oxtotitlán?
What is the most humid month in San Mateo Oxtotitlán?
What is the average humidity in September in San Mateo Oxtotitlán?
How many days does it rain in September in San Mateo Oxtotitlán?
What is the average length of the day in September in San Mateo Oxtotitlán?
When are sunrise and sunset in September in San Mateo Oxtotitlán?
How many hours of sunshine does San Mateo Oxtotitlán have in September?
How high is the UV index in September in San Mateo Oxtotitlán?
Average temperature in September
San Mateo Oxtotitlán, Mexico
- Average high temperature in September: 17.9°C
The warmest month (with the highest average high temperature) is April (22.5°C).
The month with the lowest average high temperature is January (17.1°C).
- Average low temperature in September: 9.5°C
The month with the highest average low temperature is May (10.8°C).
The coldest month (with the lowest average low temperature) is January (4.7°C).
Average pressure in September
San Mateo Oxtotitlán, Mexico
- Average pressure in September: 1015.2mbar
The month with the highest atmospheric pressure is January (1017.7mbar).
The month with the lowest atmospheric pressure is May (1013.7mbar).
Average wind speed in September
San Mateo Oxtotitlán, Mexico
- Average wind speed in September: 5.1km/h
The windiest months (with the highest average wind speed) are March and April (6.8km/h).
The calmest month (with the lowest average wind speed) is July (4.4km/h).
Average humidity in September
San Mateo Oxtotitlán, Mexico
- Average humidity in September: 86%
The month with the highest relative humidity is September (86%).
The month with the lowest relative humidity is April (47%).
Average rainfall in September
San Mateo Oxtotitlán, Mexico
- Average rainfall in September: 221mm
The wettest month (with the highest rainfall) is July (291mm).
The driest month (with the least rainfall) is December (11mm).
Average rainfall days in September
San Mateo Oxtotitlán, Mexico
- Average rainfall days in September: 28.2 days
The month with the highest number of rainy days is July (30.4 days).
The month with the least rainy days is January (6.5 days).
Average daylight in September /
Average sunshine in September
San Mateo Oxtotitlán, 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: 8h and 1min
The month with the most sunshine is March (Average sunshine: 9h and 42min).
The month with the least sunshine is November (Average sunshine: 8h and 6min).
Average sunshine days in September
San Mateo Oxtotitlán, Mexico
- Average sunshine days in September: 0.9 days
The month with the most sunshine days is January (20.8 days).
The month with the least sunshine days is July (0.2 days).
Average UV index in September
San Mateo Oxtotitlán, Mexico
- Average UV index in September: 4
The months with the highest UV index are March and April (UV index 5).
The months with the lowest UV index are June, August and October (UV index 3).
Average cloud cover in September
San Mateo Oxtotitlán, Mexico
- Average cloud cover in September: 47
The months with the most cloud cover are July and September (Cloud cover 47).
The months with the least cloud cover are February, March and December (Cloud cover 13).
Average visibility in September
San Mateo Oxtotitlán, Mexico
- Average visibility in September: 7km
The months with the highest visibility are January, February, March, April, May and December (10km).
The months with the lowest visibility are August and September (7km).
