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The weather in September in Santa Bárbara

It's warm in September in Santa Bárbara with an average temperature of 25°C. Temperatures this month range from a low of 24°C to a high of 26°C. At night, you can expect temperatures between 19°C and 21°C.

Looking for great weather? September is a good time to be in Santa Bárbara. 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 Santa Bárbara, Santa Maria. 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 27°C in 2016, Santa Bárbara reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 21°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of 14°C to a highest value of 24°C.

Rainfall amount

In September, there is an average of 38 mm of precipitation, spread over 7 days. The wind speed is around 4 Bft, mostly coming from the South.

Daily weather in September for Santa Bárbara

Click on any day in September to get detailed info about the usual weather on that day in Santa Bárbara. Check out the historical temperatures and precipitation over the past 10 years on this day.

September weather comparison

  Santa Bárbara New York
Average temperature 25°C 27°C
Max. temperature 26°C 31°C
Min. temperature 19°C -5°C
Total precipitation 38 mm 57 mm
Rainy days 7 days 9 days

Start of September

The month of September starts in Santa Bárbara with warm temps, averaging around 26°C during the day and nights around 21°C.

Mid September

By mid-September, daytime temps drop to around 25°C, with nights around 20°C. Not much precipitation expected during this period. It’s mostly dry and sunny.

End of September

By the end of September, the average daytime temperature in Santa Bárbara is around 25°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.

Find affordable trips to Santa Bárbara

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 Santa Bárbara for all months and discover the best travel time

Temperature charts

These charts show the average temperatures in September in Santa Bárbara, Santa Maria. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in September in Santa Bárbara

Temperature in September in Santa Bárbara over the years

Precipitation charts

These charts show the average amount of precipitation in September in Santa Bárbara, Santa Maria. 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 Santa Bárbara

Total precipitation in September in Santa Bárbara over the years

Daily UV index in September in Santa Bárbara

This chart shows the average daily UV index in September in Santa Bárbara, 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 Santa Bárbara

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Average weather in Santa Bárbara by month

Click on a month below to see detailed weather info for Santa Bárbara. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.