The weather in July in San Isidro

It's hot in July in San Isidro with an average temperature of 32°C. Temperatures this month range from a low of 31°C to a high of 32°C. At night, you can expect temperatures between 26°C and 27°C.

Looking for sun? July isn’t a good month to be in San Isidro. 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 July for San Isidro, 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 34°C in 2023, San Isidro reached the highest temperature in July over the past 10 years. The lowest daytime temperature in this month was 27°C in 2018. The extreme nighttime temperatures ranged from a lowest recorded value of 23°C to a highest value of 28°C.

Rainfall amount

In July, there is an average of 257 mm of precipitation, spread over 22 days. The wind speed is around 5 Bft, mostly coming from the East.

Daily weather in July for San Isidro

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

1

32° / 27°

2

31° / 26°

3

32° / 27°

4

32° / 27°

5

32° / 27°

6

32° / 27°

7

31° / 27°

8

32° / 27°

9

31° / 26°

10

32° / 26°

11

32° / 27°

12

31° / 27°

13

32° / 27°

14

31° / 26°

15

32° / 26°

16

32° / 27°

17

32° / 26°

18

32° / 26°

19

32° / 27°

20

32° / 27°

21

32° / 27°

22

32° / 27°

23

32° / 27°

24

32° / 27°

25

32° / 27°

26

32° / 27°

27

32° / 27°

28

32° / 27°

29

32° / 26°

30

31° / 26°

31

32° / 26°

Start of July

The month of July starts in San Isidro with hot temps, averaging around 32°C during the day and nights around 27°C.

Mid July

By mid-July, daytime temps stay steady at around 32°C, with nights around 27°C. There’s a high chance of precipitation during this time.

End of July

By the end of July, the average daytime temperature in San Isidro is around 32°C, while nighttime temps are about 27°C. There’s a significant chance of many days with precipitation.

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 San Isidro runs from June to November.

Check out the climate of San Isidro for all months and discover the best travel time

Temperature charts

These charts show the average temperatures in July in San Isidro, Puerto Rico. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in July in San Isidro

Temperature in July in San Isidro over the years

Precipitation charts

These charts show the average amount of precipitation in July in San Isidro, 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 July in San Isidro

Total precipitation in July in San Isidro over the years

Daily UV index in July in San Isidro

This chart shows the average daily UV index in July in San Isidro, 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 San Isidro in July?

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Average weather in San Isidro by month

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