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 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
San Martín de la Vega's September weather comes with a decrease in average high-temperatures, moving from a tropical 32.6°C (90.7°F) in August to a moderately hot 27.4°C (81.3°F). In San Martín de la Vega, an average temperature of 16°C (60.8°F) is noted during September nights.Heat index
Throughout September, the heat index is estimated at 27°C (80.6°F). If one remains active during constant exposure, it might cause exhaustion and heat cramps.Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', evaluates the perceived heat by adding the effect of moisture in the air. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
Humidity
In September, the average relative humidity is 43%.Rainfall
In San Martín de la Vega, during September, the rain falls for 4.9 days and regularly aggregates up to 15mm (0.59") of precipitation. Throughout the year, in San Martín de la Vega, there are 94.5 rainfall days, and 263mm (10.35") of precipitation is accumulated.Snowfall
In San Martín de la Vega, snow does not fall in April through October.Daylight
In San Martín de la Vega, the average length of the day in September is 12h and 27min.On the first day of the month, sunrise is at 07:42 and sunset at 20:45. On the last day of September, in San Martín de la Vega, sunrise is at 08:10 and sunset at 19:58 CEST.
Sunshine
The average sunshine in September in San Martín de la Vega is 9.6h.UV index
The average daily maximum UV index in September in San Martín de la Vega, Spain, is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In September, the UV index of 5 transforms into the following advice:
Act with care - The suggestion to avoid sunburn is emphasized. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Frequently asked questions
What are the temperatures in San Martín de la Vega in September?
What is the average humidity in September in San Martín de la Vega?
How many days does it rain in September in San Martín de la Vega?
When it does not snow in San Martín de la Vega?
How many hours of daylight does San Martín de la Vega have in September?
When is the sunrise / sunset in September in San Martín de la Vega?
How long on average sun shines in September in San Martín de la Vega?
How high is the UV index in September in San Martín de la Vega?
Average temperature in September
San Martín de la Vega, Spain
- Average high temperature in September: 27.4°C
The warmest month (with the highest average high temperature) is July (33.1°C).
The month with the lowest average high temperature is January (10°C).
- Average low temperature in September: 16°C
The month with the highest average low temperature is July (20.3°C).
The coldest month (with the lowest average low temperature) is January (2.3°C).
Average pressure in September
San Martín de la Vega, Spain
- Average pressure in September: 1017.2mbar
The month with the highest atmospheric pressure is December (1023.6mbar).
The month with the lowest atmospheric pressure is April (1015mbar).
Average wind speed in September
San Martín de la Vega, Spain
- Average wind speed in September: 9.4km/h
The windiest month (with the highest average wind speed) is February (13.1km/h).
The calmest month (with the lowest average wind speed) is September (9.4km/h).
Average humidity in September
San Martín de la Vega, Spain
- Average humidity in September: 43%
The month with the highest relative humidity is January (74%).
The month with the lowest relative humidity is July (32%).
Average rainfall in September
San Martín de la Vega, Spain
- Average rainfall in September: 15mm
The wettest month (with the highest rainfall) is April (46mm).
The driest month (with the least rainfall) is July (5mm).
Average rainfall days in September
San Martín de la Vega, Spain
- Average rainfall days in September: 4.9 days
The month with the highest number of rainy days is April (13.9 days).
The month with the least rainy days is August (2.1 days).
Average snowfall in September
San Martín de la Vega, Spain
- Average snowfall in September: 0mm
The month with the highest snowfall is February (15mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
San Martín de la Vega, Spain
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
San Martín de la Vega, Spain
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 9h and 4min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).
Average sunshine days in September
San Martín de la Vega, Spain
- Average sunshine days in September: 23.4 days
The month with the most sunshine days is August (27.2 days).
The month with the least sunshine days is April (14.1 days).
Average UV index in September
San Martín de la Vega, Spain
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in September
San Martín de la Vega, Spain
- Average cloud cover in September: 14
The months with the most cloud cover are January and November (Cloud cover 33).
The month with the least cloud cover is July (Cloud cover 7).
Average visibility in September
San Martín de la Vega, Spain
- Average visibility in September: 10km
The months with the highest visibility are February, March, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January and April (9km).
San Martín de la Vega, Spain
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