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The weather in Jacksonville in May is hot. The average temperatures are between 21°C and 28°C.
You can expect about 3 to 8 days of rain in Jacksonville during the month of May. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Jacksonville in May 2025.
If you’re planning to visit Jacksonville in the near future, we highly recommend that you review the 14 day weather forecast for Jacksonville before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 17° / 11° | 5 | 26 | 0 | 71 mm | Good | Jacksonville in January |
| February | 19° / 12° | 4 | 24 | 0 | 84 mm | Good | Jacksonville in February |
| March | 22° / 14° | 5 | 26 | 0 | 83 mm | Good | Jacksonville in March |
| April | 25° / 18° | 6 | 24 | 0 | 105 mm | Perfect | Jacksonville in April |
| May | 28° / 21° | 7 | 24 | 0 | 156 mm | Good | Jacksonville in May |
| June | 31° / 24° | 12 | 18 | 0 | 223 mm | Ok | Jacksonville in June |
| July | 32° / 25° | 14 | 17 | 0 | 229 mm | Ok | Jacksonville in July |
| August | 32° / 25° | 15 | 16 | 0 | 276 mm | Ok | Jacksonville in August |
| September | 30° / 24° | 10 | 20 | 0 | 236 mm | Ok | Jacksonville in September |
| October | 27° / 21° | 5 | 26 | 0 | 125 mm | Perfect | Jacksonville in October |
| November | 22° / 16° | 4 | 26 | 0 | 82 mm | Good | Jacksonville in November |
| December | 20° / 13° | 4 | 27 | 0 | 73 mm | Good | Jacksonville in December |