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San Jose del Cabo in August: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in San Jose del Cabo in August will be like? Take a look at our weather guide for San Jose del Cabo, based on historical data.
Check flight prices to San Jose del Cabo on Avionero:
August

Weather in San Jose del Cabo in August 2025

OK Weather
Hot
🌧️
Rainy
If you plan to visit San Jose del Cabo in August, the weather is typically alright, with an average high temperature of +91°F during the day and approximately 5 sunny days. Expect some rainy, though, as there are typically 18 rainy days in the month and around 75 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+91°F
Avg. max. temperature
+72°F
Min.
+102°F
Max.
75 mm
Total precipitation
71%
Avg. humidity
2 m/s
Avg. wind
5 ☀️
Sunny Days
8 ⛅️
Cloudy
18 🌦
Rainy
Our opinion: San Jose del Cabo has OK weather in August.

Average temperature in San Jose del Cabo in August

Here are the expected maximum, average and minimum temperatures in San Jose del Cabo for August based on the historical data.
Last Year
Historical Data

Going from a maximum of +99°F during the day to a minimum of +77°F during the night, the temperature in August averages around +93°F.

The average maximum temperature goes down 17% by the end of the month, compared with the beginning of the month, from +93°F to +90°F.

Is San Jose del Cabo warm or cold in August?

San Jose del Cabo is typically hot in August.

Maximum temperatures go down compared to the previous month from +93°F to +91°F. The minimum temperature also goes up from +79°F to +79°F.

Make sure that you pack your summer linen and swimming costumes; it’s probably going to be hot.

August is one of the warmest months in San Jose del Cabo, here is the comparison with other months:

Climate in San Jose del Cabo in August

San Jose del Cabo weather looks like this, on average, in August and the surrounding months.
JulyAugustSeptember
Avg. temperature
+93°F+91°F+90°F
Min. temperature
+68°F+72°F+68°F
Max. temperature
+104°F+102°F+102°F
Rainfall
25 mm75 mm133 mm
Wind
3 m/s2 m/s2 m/s
Humidity
66%71%76%
Air pressure
1010 HPa1010 HPa1009 HPa
Sunny days
857
Cloudy days
1186
Rainy days
111817
Snowy days
000

August typically has worse weather conditions compared to July. It’s getting colder in August. From +93°F in the day, the average maximum temperature lowers to +91°F. Prepare for more rain. Average rainfall goes from 25 mm to 75 mm. Humidity rises from 66% to 71%. Winds are calmer in comparison to July, going down from 3 m/s to 2 m/s on average. The days becoming less sunny, going from 8 sunny days in July to 5 in August.

September brings much the same weather, it remains ok.

Wind

Wind speed in San Jose del Cabo in August based on historical data.
Last Year
Historical Data

The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in San Jose del Cabo is gradually decreasing during August, going from 3 m/s to 2 m/s over the course of the month.

Rain

Amount of rainfall in mm during August in San Jose del Cabo based on historical data.
Last Year
Historical Data
Typically, there is a 58% chance of rain on an average day in August, with total rainfall of approximately 202 mm. The maximum amount of rainfall per day is around 96 mm, which is considered heavy rain. August is a pretty wet month with over 18 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
August is one of the rainiest months in San Jose del Cabo, here is a comparison with other months, total mm:
San Jose del Cabo wettest month is September, where a typical day has a 57% chance of precipitation and 133 mm of rainfall per day. April, on the other hand, is the driest month with a mere 0% chance of precipitation and 0 mm of rainfall per day.

How was the weather last August in San Jose del Cabo?

This is the weather in San Jose del Cabo in August 2024:
1 August
☀️
+94°F
2 August
☀️
+96°F
3 August
☀️
+99°F
4 August
☀️
+97°F
5 August
☁️
+91°F
6 August
🌧️
+88°F
7 August
☁️
+95°F
8 August
☀️
+96°F
9 August
☀️
+94°F
10 August
☁️
+92°F
11 August
☁️
+92°F
12 August
☀️
+94°F
13 August
☀️
+94°F
14 August
☀️
+97°F
15 August
☀️
+96°F
16 August
☀️
+97°F
17 August
☁️
+95°F
18 August
🌧️
+93°F
19 August
🌧️
+86°F
20 August
🌧️
+89°F
21 August
☁️
+91°F
22 August
☁️
+92°F
23 August
☀️
+92°F
24 August
☀️
+93°F
25 August
☀️
+95°F
26 August
☁️
+95°F
27 August
☁️
+95°F
28 August
☀️
+95°F
29 August
☀️
+92°F
30 August
☀️
+92°F
31 August
🌧️
+89°F
In August 2024 San Jose del Cabo had 17 sunny days, 9 cloudy days, and 5 rainy days. The average maximum temperature was +93°F, with an absolute maximum of +99°F and a minimum of +86°F. The average humidity was 70%, with a maximum of 90% and a minimum of 31%. The average wind speed was 3 m/s, with a maximum of 15 m/s and a minimum of 0 m/s.
Are you planning a trip in August?

Climate Change Over the Years

This is how San Jose del Cabo climate has changed over the last 43 years.

The climate in San Jose del Cabo in August has not changed that much over the last 43 years.

The average temperature was the lowest in 1984 (+82°F) and the highest in 2017 (+89°F). The driest year was 2011 with only 59 mm of rainfall, and the wettest year was 2019 with 560 mm.

FAQ

Frequently asked questions about the weather in San Jose del Cabo in August:

Is August a good time to visit San Jose del Cabo?

It’s always a good time to visit San Jose del Cabo, but the weather is changeable in August, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in San Jose del Cabo in August?

Absolutely, August is hot in San Jose del Cabo. Plan on beach and pool time, and ensure that you pack light and breathable options to stay comfortable.

Is San Jose del Cabo rainy in August?

San Jose del Cabo is often rainy in August. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in San Jose del Cabo in August?

Usually, it’s not very sunny in San Jose del Cabo in August, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Mexico

Check out the weather for other cities in Mexico.

Monthly weather in San Jose del Cabo

Source of the data

For this page, we’ve looked at the typical weather in San Jose del Cabo, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.