The weather in September in Santa Bárbara

It's hot in September in Santa Bárbara with an average temperature of 32°C. Temperatures this month range from a low of 32°C to a high of 33°C. At night, you can expect temperatures between 26°C and 27°C.

Looking for sun? September isn’t a good month to be in Santa Bárbara. The temperature is nice, but there’s too much chance of 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, Puerto Rico. 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 35°C in 2023, Santa Bárbara reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 27°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of 23°C to a highest value of 29°C.

Rainfall amount

In September, there is an average of 125 mm of precipitation, spread over 15 days. The wind speed is around 4 Bft, mostly coming from the East.

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.

1

32° / 27°

2

32° / 27°

3

32° / 27°

4

32° / 27°

5

32° / 27°

6

32° / 27°

7

32° / 26°

8

32° / 26°

9

32° / 27°

10

32° / 27°

11

32° / 27°

12

32° / 26°

13

33° / 27°

14

32° / 27°

15

32° / 27°

16

32° / 27°

17

32° / 27°

18

32° / 27°

19

32° / 26°

20

32° / 26°

21

32° / 27°

22

33° / 26°

23

33° / 26°

24

32° / 27°

25

32° / 26°

26

32° / 27°

27

32° / 27°

28

32° / 27°

29

32° / 27°

30

32° / 26°

Start of September

The month of September starts in Santa Bárbara with hot temps, averaging around 32°C during the day and nights around 27°C.

Mid September

By mid-September, daytime temps rise to around 33°C, with nights around 27°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.

End of September

By the end of September, the average daytime temperature in Santa Bárbara is around 33°C, while nighttime temps are about 27°C. A shower might pop up, but overall, the weather will be dry and sunny.

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.

The hurricane season in Santa Bárbara runs from June to November.

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, Puerto Rico. 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, Puerto Rico. 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.

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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.