Jacksonville weather in May
Temperature, rain and sunshine in May: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in May
Good
Best time to visit: October – May
What is the weather like in Jacksonville in May?
In May, Jacksonville is hot: daytime highs average 29 °C, and nights cool down to about 20 °C. The sun shines for around 8 hours a day. Rain falls on about 8 days, adding up to 68 mm. On about 12 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, May is a good month for a holiday in Jacksonville.
May compared
How the weather changes from April to June. Tap a month to open it.
More details for May
- Daylight
- 13 h 40 min06:33 – 20:12
- UV index
- 11 · extremeclear sky, noon (estimate)All months
- Muggy days
- 17 daysdew point 18 °C or moreAll months
- Wind
- 18 km/haverage daily peakAll months
- Cloud cover
- 46 %on averageAll months
- Hot days
- 12 days30 °C or moreAll months
- Time zone
- UTC−4America/New_York
How the score comes together
- Temperatureweight 50 %74 %
- Sunshineweight 20 %83 %
- Few rainy daysweight 30 %71 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in May
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Water bottle – drink plenty
- Insect repellent
- Rain jacket or umbrella
Jacksonville in May: quick answers
Is Jacksonville hot in May?
Yes. In May, Jacksonville is hot: daytime highs average 29 °C and nights stay around 20 °C. On about 12 days the thermometer climbs to 30 °C or more.
Does it rain much in Jacksonville in May?
Rain falls on about 8 days, adding up to 68 mm.
Jacksonville month by month
The whole year in JacksonvilleAll destinations: USAFlorida weather in MayWhere to go in May
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences