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 snowfall 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
The ushering in of September brings an average high-temperature of a comfortable 19.7°C (67.5°F), closely mirroring the 20.8°C (69.4°F) of August. During September nights, San Mateo Nopala witnesses a consistent average temperature of 10.3°C (50.5°F).Humidity
With an average relative humidity of 79%, September is the most humid month in San Mateo Nopala.Rainfall
In September, the rain falls for 19.6 days. Throughout September, 62mm (2.44") of precipitation is accumulated. Throughout the year, in San Mateo Nopala, Mexico, there are 134.4 rainfall days, and 455mm (17.91") of precipitation is accumulated.Snowfall
February through November are months without snowfall.Daylight
In San Mateo Nopala, the average length of the day in September is 12h and 14min.On the first day of the month, sunrise is at 6:21 am and sunset at 6:51 pm. On the last day of September, sunrise is at 6:27 am and sunset at 6:25 pm CST.
Sunshine
In San Mateo Nopala, the average sunshine in September is 8.9h.UV index
The months with the lowest UV index in San Mateo Nopala are January, June through December, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, the maximum UV index of 4 translates into these guidelines:
Heed the precautions - It is counselled to guard against solar damage. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for San Mateo Nopala in September?
What is the most humid month in San Mateo Nopala?
What is the average humidity in September in San Mateo Nopala?
How many days does it rain in September in San Mateo Nopala?
When it does not snow in San Mateo Nopala?
What is the average length of the day in September in San Mateo Nopala?
What time are sunrise and sunset in September in San Mateo Nopala?
How long on average sun shines in September in San Mateo Nopala?
What is the month with the lowest UV index in San Mateo Nopala?
What is the UV index intensity in September in San Mateo Nopala?
Average temperature in September
San Mateo Nopala, Mexico
- Average high temperature in September: 19.7°C
The warmest months (with the highest average high temperature) are April and May (24.3°C).
The month with the lowest average high temperature is January (18°C).
- Average low temperature in September: 10.3°C
The month with the highest average low temperature is May (12.3°C).
The coldest month (with the lowest average low temperature) is January (6°C).
Average pressure in September
San Mateo Nopala, Mexico
- Average pressure in September: 1015.6mbar
The month with the highest atmospheric pressure is January (1018.4mbar).
The month with the lowest atmospheric pressure is May (1014.1mbar).
Average wind speed in September
San Mateo Nopala, Mexico
- Average wind speed in September: 6.6km/h
The windiest month (with the highest average wind speed) is March (7.8km/h).
The calmest month (with the lowest average wind speed) is July (6.1km/h).
Average humidity in September
San Mateo Nopala, Mexico
- Average humidity in September: 79%
The month with the highest relative humidity is September (79%).
The month with the lowest relative humidity is April (43%).
Average rainfall in September
San Mateo Nopala, Mexico
- Average rainfall in September: 62mm
The wettest month (with the highest rainfall) is July (110mm).
The driest month (with the least rainfall) is December (4mm).
Average rainfall days in September
San Mateo Nopala, Mexico
- Average rainfall days in September: 19.6 days
The month with the highest number of rainy days is July (24.8 days).
The month with the least rainy days is December (3.1 days).
Average snowfall days in September
San Mateo Nopala, Mexico
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and December (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
San Mateo Nopala, 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 5min
The months with the most sunshine are May and June (Average sunshine: 10h and 30min).
The month with the least sunshine is November (Average sunshine: 7h and 48min).
Average sunshine days in September
San Mateo Nopala, Mexico
- Average sunshine days in September: 7.5 days
The month with the most sunshine days is December (23.2 days).
The month with the least sunshine days is July (3.7 days).
Average UV index in September
San Mateo Nopala, 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
San Mateo Nopala, Mexico
- Average cloud cover in September: 43
The month with the most cloud cover is September (Cloud cover 43).
The months with the least cloud cover are February and March (Cloud cover 12).
Average visibility in September
San Mateo Nopala, 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, September and October (8km).
San Mateo Nopala, Mexico
Weather forecast for your location
2. Allow the app to use your location