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
With the transition into September, Santiago Yosondúa notes an average high-temperature of a still agreeable 21.2°C (70.2°F), closely resembling August. During September, Santiago Yosondúa witnesses a consistent average low-temperature of 12.9°C (55.2°F).Humidity
The most humid month in Santiago Yosondúa is September, with an average relative humidity of 86%.Rainfall
In Santiago Yosondúa, Mexico, during September, the rain falls for 28.4 days and regularly aggregates up to 209mm (8.23") of precipitation. In Santiago Yosondúa, during the entire year, the rain falls for 229.1 days and collects up to 1131mm (44.53") of precipitation.Daylight
In September, the average length of the day is 12h and 13min.On the first day of the month, sunrise is at 6:16 am and sunset at 6:43 pm. On the last day of September, in Santiago Yosondúa, sunrise is at 6:20 am and sunset at 6:19 pm CST.
Sunshine
In Santiago Yosondúa, the average sunshine in September is 8.3h.UV index
February through July and September, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In September, the maximum UV index of 5 suggests these recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Santiago Yosondúa?
What is the most humid month in Santiago Yosondúa?
What is the average humidity in September in Santiago Yosondúa?
How much does it rain in Santiago Yosondúa in September?
What is the average length of the day in September in Santiago Yosondúa?
What time are sunrise and sunset in September in Santiago Yosondúa?
How long on average sun shines in September in Santiago Yosondúa?
What are the months with the highest UV index in Santiago Yosondúa?
What is the UV index intensity in September in Santiago Yosondúa?
Average temperature in September
Santiago Yosondúa, Mexico
- Average high temperature in September: 21.2°C
The warmest month (with the highest average high temperature) is April (26.8°C).
The months with the lowest average high temperature are January and November (20.5°C).
- Average low temperature in September: 12.9°C
The month with the highest average low temperature is June (13.3°C).
The coldest month (with the lowest average low temperature) is January (7.7°C).
Average pressure in September
Santiago Yosondúa, Mexico
- Average pressure in September: 1013.5mbar
The month with the highest atmospheric pressure is January (1017.1mbar).
The month with the lowest atmospheric pressure is May (1012.9mbar).
Average wind speed in September
Santiago Yosondúa, Mexico
- Average wind speed in September: 5.5km/h
The windiest month (with the highest average wind speed) is November (7.3km/h).
The calmest month (with the lowest average wind speed) is June (5.3km/h).
Average humidity in September
Santiago Yosondúa, 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 (62%).
Average rainfall in September
Santiago Yosondúa, Mexico
- Average rainfall in September: 209mm
The wettest month (with the highest rainfall) is June (213mm).
The driest months (with the least rainfall) are February and December (7mm).
Average rainfall days in September
Santiago Yosondúa, Mexico
- Average rainfall days in September: 28.4 days
The month with the highest number of rainy days is August (29.6 days).
The month with the least rainy days is February (7.1 days).
Average daylight in September /
Average sunshine in September
Santiago Yosondúa, Mexico
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 13h and 6min).
The month with the shortest days is December (Average daylight: 11h and 6min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is May (Average sunshine: 10h and 42min).
The month with the least sunshine is November (Average sunshine: 7h and 24min).
Average sunshine days in September
Santiago Yosondúa, Mexico
- Average sunshine days in September: 0.3 days
The month with the most sunshine days is January (15.1 days).
The month with the least sunshine days is September (0.3 days).
Average UV index in September
Santiago Yosondúa, 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
Santiago Yosondúa, Mexico
- Average cloud cover in September: 54
The month with the most cloud cover is September (Cloud cover 54).
The months with the least cloud cover are February, March and April (Cloud cover 21).
Average visibility in September
Santiago Yosondúa, Mexico
- Average visibility in September: 7km
The months with the highest visibility are January, February, March, April and May (9km).
The months with the lowest visibility are July, August, September and October (7km).
