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
September
Weather in September
Temperature
The average high-temperature for September is an enjoyable 19.7°C (67.5°F), closely aligning with the temperature of the preceding month. Throughout the month of September, Santiago Yancuitlalpan sees a steady low-temperature average of 10.3°C (50.5°F).Humidity
With an average relative humidity of 79%, September is the most humid month.Rainfall
In September, in Santiago Yancuitlalpan, the rain falls for 19.6 days. Throughout September, 62mm (2.44") of precipitation is accumulated. Throughout the year, in Santiago Yancuitlalpan, there are 134.4 rainfall days, and 455mm (17.91") of precipitation is accumulated.Snowfall
February through November are months without snowfall in Santiago Yancuitlalpan.Daylight
The average length of the day in September is 12h and 14min.On the first day of September, sunrise is at 6:22 am and sunset at 6:51 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 6:26 pm CST.
Sunshine
In Santiago Yancuitlalpan, the average sunshine in September is 8.9h.UV index
The months with the lowest UV index are January, June through December, with an average maximum UV index of 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Santiago Yancuitlalpan?
What is the most humid month in Santiago Yancuitlalpan?
What is the average humidity in September in Santiago Yancuitlalpan?
How many days does it rain in September in Santiago Yancuitlalpan?
When it does not snow in Santiago Yancuitlalpan?
How many hours of daylight does Santiago Yancuitlalpan have in September?
When are sunrise and sunset in September in Santiago Yancuitlalpan?
How many hours of sunshine does Santiago Yancuitlalpan have in September?
What is the month with the lowest UV index in Santiago Yancuitlalpan?
What is the UV index intensity in September in Santiago Yancuitlalpan?
Average temperature in September
Santiago Yancuitlalpan, 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
Santiago Yancuitlalpan, 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
Santiago Yancuitlalpan, 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
Santiago Yancuitlalpan, 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
Santiago Yancuitlalpan, 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
Santiago Yancuitlalpan, 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
Santiago Yancuitlalpan, 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
Santiago Yancuitlalpan, 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
Santiago Yancuitlalpan, 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
Santiago Yancuitlalpan, 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
Santiago Yancuitlalpan, 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
Santiago Yancuitlalpan, 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).
