The weather in September in Cabo San Lucas

It's hot in September in Cabo San Lucas with an average temperature of 32°C. Temperatures this month range from a low of 30°C to a high of 33°C. At night, you can expect temperatures between 24°C and 26°C.

Looking for sun? September isn’t a good month to be in Cabo San Lucas. 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 Cabo San Lucas, Mexico. 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 2023, Cabo San Lucas reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 26°C in 2022. The extreme nighttime temperatures ranged from a lowest recorded value of 20°C to a highest value of 29°C.

Water temperature

The water temperature at Cabo San Lucas is 31°C this month. It’s really warm, perfect for a swim.

Rainfall amount

In September, there is an average of 129 mm of precipitation, spread over 16 days. The wind speed is around 4 Bft, mostly coming from the Southwest.

Daily weather in September for Cabo San Lucas

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

1

31° / 25°

2

32° / 25°

3

33° / 26°

4

33° / 26°

5

32° / 26°

6

30° / 25°

7

30° / 25°

8

30° / 25°

9

31° / 24°

10

31° / 25°

11

32° / 26°

12

32° / 25°

13

32° / 25°

14

32° / 25°

15

32° / 26°

16

33° / 25°

17

32° / 26°

18

32° / 26°

19

31° / 26°

20

31° / 26°

21

32° / 26°

22

32° / 25°

23

33° / 25°

24

33° / 25°

25

32° / 25°

26

32° / 25°

27

32° / 25°

28

32° / 25°

29

32° / 25°

30

33° / 25°

Start of September

The month of September starts in Cabo San Lucas with hot temps, averaging around 32°C during the day and nights around 26°C.

Mid September

By mid-September, daytime temps stay steady at around 32°C, with nights around 26°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 Cabo San Lucas is around 33°C, while nighttime temps are about 26°C. A shower might pop up, but overall, the weather will be dry and sunny.

Find affordable trips to Cabo San Lucas

UV index

The UV index is a maximum of 9 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 Cabo San Lucas for all months and discover the best travel time

Curious about the weather in other parts of Mexico? Check out the climate and weather for spots like Cancún, Mexico City, Playa del Carmen, or explore other destinations in Mexico.

Temperature charts

These charts show the average temperatures in September in Cabo San Lucas, Mexico. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in September in Cabo San Lucas

Temperature in September in Cabo San Lucas over the years

Precipitation charts

These charts show the average amount of precipitation in September in Cabo San Lucas, Mexico. 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 Cabo San Lucas

Total precipitation in September in Cabo San Lucas over the years

Daily UV index in September in Cabo San Lucas

This chart shows the average daily UV index in September in Cabo San Lucas, 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.

Have you been to Cabo San Lucas in September?

Share your weather experience in September in Cabo San Lucas.

Average weather in Cabo San Lucas by month

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