The highest day temperature in May 2025 was 99°F. The lowest night temperature was 69°F. The average values for day and night temperatures during May were 93.4°F и 75.5°F respectivly.

The average sea surface temperature in May 2025 for Kissimmee was 30.0°F. The maximum and minimum values were 30.0°F and 30.0°F respectively.

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

Precipitation total in May for Kissimmee is 0.5 in. It makes may one of the least rainy months of the year.

The average wind speed in May is 7.7 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 Kissimmee in May is 8.7 hours.