Jacksonville weather in May
May is one of the best months to visit Jacksonville: highs of 31°C (87°F) and about 91 mm (3.6 in) of rain on average. Nights average 18°C (65°F) and cloud cover 45% (NASA POWER, 2001–2025 averages). It is the 5th wettest month of the year and the 4th warmest. Compared with April, it is warmer and wetter; June brings highs of 32°C (89°F) and 187 mm (7.4 in) of rain.
Is May a good time to visit Jacksonville?
best month Weather score 76/100.
Yes. May is one of the best months for weather in Jacksonville.
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Does it rain a lot in Jacksonville in May?
Some rain is normal: about 91 mm (3.6 in) falls in an average May. It is the 5th wettest month of the year.
How warm is Jacksonville in May?
Days average 31°C (87°F) and nights 18°C (65°F).
Jacksonville weather by month
| Month | High | Low | Rain | Cloud | Weather |
|---|---|---|---|---|---|
| January | 17°C (63°F) | 5°C (42°F) | 73 mm | 64% | fair |
| February | 20°C (67°F) | 7°C (45°F) | 81 mm | 62% | best |
| March | 23°C (73°F) | 10°C (51°F) | 82 mm | 51% | best |
| April | 27°C (81°F) | 14°C (58°F) | 76 mm | 46% | best |
| May | 31°C (87°F) | 18°C (65°F) | 91 mm | 45% | best |
| June | 32°C (89°F) | 22°C (71°F) | 187 mm | 57% | least pleasant |
| July | 32°C (90°F) | 23°C (73°F) | 158 mm | 57% | least pleasant |
| August | 32°C (89°F) | 23°C (73°F) | 176 mm | 58% | least pleasant |
| September | 30°C (86°F) | 21°C (70°F) | 147 mm | 59% | fair |
| October | 27°C (80°F) | 16°C (61°F) | 82 mm | 51% | best |
| November | 22°C (72°F) | 11°C (51°F) | 53 mm | 56% | best |
| December | 19°C (66°F) | 8°C (46°F) | 80 mm | 66% | fair |
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis). Page updated . How we rate months
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