The highest day temperature in May 2026 was 100°F. The lowest night temperature was 70°F. The average values for day and night temperatures during May were 94.7°F и 76.5°F respectivly.

The average sea surface temperature in May 2026 for Cape Coral was 87.0°F. The maximum and minimum values were 83.4°F and 89.8°F respectively.

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

Precipitation total in May for Cape Coral is 0.8 in.

The average wind speed in May is 9.2 mph. This value is relatively stable throughout the year.

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 Cape Coral in May is 9.7 hours.