SpainThe weather in September in Costa Blanca
It's warm in September in Costa Blanca with an average temperature of 29°C. Temperatures this month range from a low of 27°C to a high of 31°C. At night, you can expect temperatures between 17°C and 23°C.
Looking for great weather? September is a good time to be in Costa Blanca. The temperatures are nice, and there’s not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Costa Blanca, Spain. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 37°C in 2016, Costa Blanca reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 21°C in 2019. The extreme nighttime temperatures ranged from a lowest recorded value of 14°C to a highest value of 27°C.
Water temperature
The water temperature at Costa Blanca is 27°C this month. Nice and warm for a swim.
Rainfall amount
In September, there is an average of 43 mm of precipitation, spread over 8 days. The wind speed is around 3 Bft, mostly coming from the Southeast.
Daily weather in September for Costa Blanca
Click on any day in September to get detailed info about the usual weather on that day in Costa Blanca. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Costa Blanca | New York | |
|---|---|---|
| Average temperature | 29°C | 27°C |
| Max. temperature | 31°C | 31°C |
| Min. temperature | 17°C | -5°C |
| Total precipitation | 43 mm | 57 mm |
| Rainy days | 8 days | 9 days |
Start of September
The month of September starts in Costa Blanca with hot temps, averaging around 31°C during the day and nights around 22°C.
Mid September
By mid-September, daytime temps drop to around 30°C, with nights around 21°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of September
By the end of September, the average daytime temperature in Costa Blanca is around 28°C, while nighttime temps are about 20°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.
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UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Check out the climate of Costa Blanca for all months and discover the best travel time
The climate in Costa Blanca is based on weather data from Alicante. Other spots might have different weather.
Temperature charts
These charts show the average temperatures in September in Costa Blanca, Spain. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Costa Blanca
Temperature in September in Costa Blanca over the years
Precipitation charts
These charts show the average amount of precipitation in September in Costa Blanca, Spain. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in September in Costa Blanca
Total precipitation in September in Costa Blanca over the years
Daily UV index in September in Costa Blanca
This chart shows the average daily UV index in September in Costa Blanca, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in September in Costa Blanca
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Average weather in Costa Blanca by month
Click on a month below to see detailed weather info for Costa Blanca. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.