The highest day temperature in October 2024 was 101°F. The lowest night temperature was 50°F. The average values for day and night temperatures during October were 80.0°F и 66.1°F respectivly.

Most of the days in October are sunny but you can also expect cloudy and gloomy days.

Precipitation total in October for San Juan is 0.3 in. This value is relatively stable throughout the year.

The average wind speed in October is 9.2 mph. It makes October one of the most windy months of the year for San Juan.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for San Juan in October is 11.0 hours.