September weather forecastMuros, Spain
September
Weather in September
September, the first month of the autumn in Muros, is also an agreeable month, with an average temperature ranging between max 22.8°C (73°F) and min 13.9°C (57°F).Temperature
With the onset of September, a modest change to an agreeable 22.8°C (73°F) from August's 24.4°C (75.9°F) is noted in high-temperature. The average low-temperature of 13.9°C (57°F) is witnessed in Muros during September.Humidity
In September, the average relative humidity is 76%.Rainfall
In Muros, in September, it is raining for 7.5 days, with typically 27mm (1.06") of accumulated precipitation. Throughout the year, there are 143.1 rainfall days, and 813mm (32.01") of precipitation is accumulated.Sea temperature
August and September, with an average sea temperature of 18.2°C (64.8°F), are months with the warmest seawater in Muros.Note: In 18.2°C (64.8°F), swimming is not an enjoyable activity for most. The challenge of managing one's breathing increases as the temperature goes under 21°C (69.8°F).
Daylight
In September, the average length of the day is 12h and 29min.On the first day of the month, sunrise is at 08:01 and sunset at 21:10. On the last day of September, in Muros, sunrise is at 08:32 and sunset at 20:19 CEST.
Sunshine
In September, the average sunshine is 8.7h.UV index
In Muros, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index, 4 in September, converts into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Muros, Spain
- Average high temperature in September: 22.8°C
The warmest month (with the highest average high temperature) is August (24.4°C).
The month with the lowest average high temperature is January (11.5°C).
- Average low temperature in September: 13.9°C
The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is February (5.9°C).
Average pressure in September
Muros, Spain
- Average pressure in September: 1017.9mbar
The month with the highest atmospheric pressure is December (1021.9mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).
Average wind speed in September
Muros, Spain
- Average wind speed in September: 9.8km/h
The windiest month (with the highest average wind speed) is February (13.5km/h).
The calmest month (with the lowest average wind speed) is September (9.8km/h).
Average humidity in September
Muros, Spain
- Average humidity in September: 76%
The months with the highest relative humidity are January and November (86%).
The month with the lowest relative humidity is August (75%).
Average rainfall in September
Muros, Spain
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is November (138mm).
The driest month (with the least rainfall) is July (13mm).
Average rainfall days in September
Muros, Spain
- Average rainfall days in September: 7.5 days
The months with the highest number of rainy days are January and November (16.8 days).
The month with the least rainy days is August (5.9 days).
Average sea temperature in September
Muros, Spain
- Average sea temperature in September: 18.2°C
The best months for swimming (with the highest average sea temperature) are August and September (18.2°C).
The coldest month (with the lowest average sea temperature) is March (13.3°C).
Average daylight in September /
Average sunshine in September
Muros, Spain
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 8h and 42min
The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in September
Muros, Spain
- Average sunshine days in September: 20.8 days
The month with the most sunshine days is August (22.8 days).
The month with the least sunshine days is November (12.2 days).
Average UV index in September
Muros, Spain
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (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
Muros, Spain
- Average cloud cover in September: 26
The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are July, August and September (Cloud cover 26).
Average visibility in September
Muros, Spain
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).





