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 sea temperature 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
With the arrival of September, Laredo's average high-temperature registers at a pleasant 21.5°C (70.7°F), indicating a subtle variation from the previous month. During the nights in September, an average low-temperature of 15.9°C (60.6°F) is observed in Laredo.Humidity
The average relative humidity in September is 74%.Rainfall
In Laredo, in September, during 15.3 rainfall days, 40mm (1.57") of precipitation is typically accumulated. Throughout the year, there are 207.3 rainfall days, and 710mm (27.95") of precipitation is accumulated.Snowfall
In Laredo, Spain, snow does not fall in April through November.Sea temperature
In September, the average sea temperature in Laredo is 20.6°C (69.1°F).Note: Swimming in water with a temperature of 20.6°C (69.1°F) is not a pleasurable experience for the majority. As the temperature falls below 21°C (69.8°F), it becomes increasingly hard to control one's breathing.
Daylight
In Laredo, the average length of the day in September is 12h and 30min.On the first day of the month, sunrise is at 07:38 and sunset at 20:48. On the last day of September, sunrise is at 08:10 and sunset at 19:56 CEST.
Sunshine
In September, the average sunshine is 8.3h.UV index
The months with the highest UV index are May through September, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: In September, an average UV index of 5 transforms into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. To guard against the harmful effects of the Sun, minimize exposure during midday. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Frequently asked questions
What is the average September temperature in Laredo?
What is the average humidity in September in Laredo?
How many days does it rain in September in Laredo?
When it does not snow in Laredo?
What is the sea temperature in September in Laredo?
What is the average length of the day in September in Laredo?
When is the sunrise / sunset in September in Laredo?
How long on average sun shines in September in Laredo?
What are the months with the highest UV index in Laredo?
What is the UV index intensity in September in Laredo?
Average temperature in September
Laredo, Spain
- Average high temperature in September: 21.5°C
The warmest month (with the highest average high temperature) is August (23°C).
The month with the lowest average high temperature is January (10.8°C).
- Average low temperature in September: 15.9°C
The month with the highest average low temperature is August (17.3°C).
The coldest month (with the lowest average low temperature) is February (7.1°C).
Average pressure in September
Laredo, Spain
- Average pressure in September: 1018.4mbar
The month with the highest atmospheric pressure is December (1021.7mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in September
Laredo, Spain
- Average wind speed in September: 11.3km/h
The windiest month (with the highest average wind speed) is February (17.8km/h).
The calmest month (with the lowest average wind speed) is August (10.3km/h).
Average humidity in September
Laredo, Spain
- Average humidity in September: 74%
The month with the highest relative humidity is June (79%).
The month with the lowest relative humidity is October (72%).
Average rainfall in September
Laredo, Spain
- Average rainfall in September: 40mm
The wettest month (with the highest rainfall) is November (115mm).
The driest months (with the least rainfall) are July and August (36mm).
Average rainfall days in September
Laredo, Spain
- Average rainfall days in September: 15.3 days
The month with the highest number of rainy days is November (19.7 days).
The month with the least rainy days is October (14.5 days).
Average snowfall in September
Laredo, Spain
- Average snowfall in September: 0mm
The month with the highest snowfall is February (23mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Laredo, Spain
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in September
Laredo, Spain
- Average sea temperature in September: 20.6°C
The best month for swimming (with the highest average sea temperature) is August (21.2°C).
The coldest month (with the lowest average sea temperature) is February (12.7°C).
Average daylight in September /
Average sunshine in September
Laredo, Spain
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 8h and 2min
The months with the most sunshine are June and July (Average sunshine: 9h and 24min).
The month with the least sunshine is November (Average sunshine: 5h and 12min).
Average sunshine days in September
Laredo, Spain
- Average sunshine days in September: 10.6 days
The month with the most sunshine days is October (13.3 days).
The month with the least sunshine days is November (8.1 days).
Average UV index in September
Laredo, Spain
- Average UV index in September: 5
The months with the highest UV index are May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 3).
Average cloud cover in September
Laredo, Spain
- Average cloud cover in September: 34
The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are September and October (Cloud cover 34).
Average visibility in September
Laredo, Spain
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, June, July, August, September, October and December (10km).
The months with the lowest visibility are January, May and November (9km).
Laredo, Spain
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