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
September records an average high-temperature of a still pleasant 21.6°C (70.9°F), indicating a minor variation from the preceding month. An average low-temperature of 12.4°C (54.3°F) is recorded during the nights in September.Humidity
August and September, with an average relative humidity of 83%, are the most humid months in San Simón de la Laguna.Rainfall
In San Simón de la Laguna, in September, during 28.7 rainfall days, 226mm (8.9") of precipitation is typically accumulated. Throughout the year, there are 193.5 rainfall days, and 1351mm (53.19") of precipitation is accumulated.Daylight
The average length of the day in September is 12h and 14min.On the first day of September, sunrise is at 6:25 am and sunset at 6:54 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 6:29 pm CST.
Sunshine
In September, the average sunshine is 8.6h.UV index
The months with the highest UV index are February through July and September, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.Note: An average maximum UV index of 5 in September leads to these recommendations:
Make use of precautions - It is urged to ward off sun damage. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in San Simón de la Laguna in September?
What are the most humid months in San Simón de la Laguna?
What is the average humidity in September in San Simón de la Laguna?
How much does it rain in San Simón de la Laguna in September?
How many hours of daylight does San Simón de la Laguna have in September?
When is the sunrise / sunset in September in San Simón de la Laguna?
How long on average sun shines in September in San Simón de la Laguna?
When is the highest UV index in San Simón de la Laguna?
What is the UV index reading in September in San Simón de la Laguna?
Average temperature in September
San Simón de la Laguna, Mexico
- Average high temperature in September: 21.6°C
The warmest month (with the highest average high temperature) is May (26.5°C).
The month with the lowest average high temperature is December (20.6°C).
- Average low temperature in September: 12.4°C
The month with the highest average low temperature is May (13.9°C).
The coldest month (with the lowest average low temperature) is January (7.8°C).
Average pressure in September
San Simón de la Laguna, Mexico
- Average pressure in September: 1014.8mbar
The month with the highest atmospheric pressure is January (1017.2mbar).
The month with the lowest atmospheric pressure is May (1013.2mbar).
Average wind speed in September
San Simón de la Laguna, Mexico
- Average wind speed in September: 5.5km/h
The windiest month (with the highest average wind speed) is April (7.6km/h).
The calmest month (with the lowest average wind speed) is July (5km/h).
Average humidity in September
San Simón de la Laguna, Mexico
- Average humidity in September: 83%
The months with the highest relative humidity are August and September (83%).
The month with the lowest relative humidity is April (41%).
Average rainfall in September
San Simón de la Laguna, Mexico
- Average rainfall in September: 226mm
The wettest month (with the highest rainfall) is July (300mm).
The driest month (with the least rainfall) is December (7mm).
Average rainfall days in September
San Simón de la Laguna, Mexico
- Average rainfall days in September: 28.7 days
The month with the highest number of rainy days is August (30.6 days).
The month with the least rainy days is February (4.3 days).
Average daylight in September /
Average sunshine in September
San Simón de la Laguna, 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 4min
The month with the most sunshine is December (Average sunshine: 9h and 54min).
The month with the least sunshine is July (Average sunshine: 8h and 6min).
Average sunshine days in September
San Simón de la Laguna, Mexico
- Average sunshine days in September: 0.5 days
The month with the most sunshine days is December (24.8 days).
The month with the least sunshine days is August (0.2 days).
Average UV index in September
San Simón de la Laguna, Mexico
- Average UV index in September: 5
The months with the highest UV index are February, March, April, May, June, July and September (UV index 5).
The months with the lowest UV index are January, August, October, November and December (UV index 4).
Average cloud cover in September
San Simón de la Laguna, Mexico
- Average cloud cover in September: 43
The month with the most cloud cover is July (Cloud cover 45).
The months with the least cloud cover are April and December (Cloud cover 10).
Average visibility in September
San Simón de la Laguna, Mexico
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, May, November and December (10km).
The months with the lowest visibility are July and September (8km).
