NWS Jacksonville » Climate Page » Jacksonville Normals for May
| JAX | April Normals | May Normals | June Normals |
| April Records | May Records | June Records |
| Jacksonville Normals for May | |||||||
| Day | High | Low | Avg | Pcpn | Year To Date | HDD | CDD |
| 01 | 82 | 58 | 70 | 0.06 | 13.14 | 01 | 06 |
| 02 | 83 | 59 | 71 | 0.06 | 13.20 | 01 | 06 |
| 03 | 83 | 59 | 71 | 0.06 | 13.26 | 01 | 06 |
| 04 | 83 | 59 | 71 | 0.06 | 13.32 | 00 | 07 |
| 05 | 83 | 59 | 71 | 0.07 | 13.39 | 00 | 07 |
| 06 | 84 | 60 | 72 | 0.07 | 13.46 | 00 | 07 |
| 07 | 84 | 60 | 72 | 0.07 | 13.53 | 00 | 07 |
| 08 | 84 | 60 | 72 | 0.07 | 13.60 | 00 | 07 |
| 09 | 84 | 61 | 72 | 0.07 | 13.67 | 00 | 08 |
| 10 | 84 | 61 | 73 | 0.07 | 13.74 | 00 | 08 |
| 11 | 85 | 61 | 73 | 0.07 | 13.81 | 00 | 08 |
| 12 | 85 | 62 | 73 | 0.07 | 13.88 | 00 | 08 |
| 13 | 85 | 62 | 73 | 0.06 | 13.94 | 00 | 09 |
| 14 | 85 | 62 | 74 | 0.07 | 14.01 | 00 | 09 |
| 15 | 86 | 62 | 74 | 0.07 | 14.08 | 00 | 09 |
| 16 | 86 | 63 | 74 | 0.06 | 14.14 | 00 | 09 |
| 17 | 86 | 63 | 74 | 0.07 | 14.21 | 00 | 10 |
| 18 | 86 | 63 | 75 | 0.07 | 14.28 | 00 | 10 |
| 19 | 86 | 64 | 75 | 0.07 | 14.35 | 00 | 10 |
| 20 | 87 | 64 | 75 | 0.07 | 14.42 | 00 | 10 |
| 21 | 87 | 64 | 75 | 0.09 | 14.51 | 00 | 10 |
| 22 | 87 | 65 | 76 | 0.09 | 14.60 | 00 | 10 |
| 23 | 87 | 65 | 76 | 0.09 | 14.69 | 00 | 11 |
| 24 | 87 | 65 | 76 | 0.10 | 14.79 | 00 | 11 |
| 25 | 87 | 66 | 76 | 0.10 | 14.89 | 00 | 11 |
| 26 | 87 | 66 | 77 | 0.10 | 14.99 | 00 | 12 |
| 27 | 88 | 66 | 77 | 0.11 | 15.10 | 00 | 12 |
| 28 | 88 | 66 | 77 | 0.10 | 15.20 | 00 | 12 |
| 29 | 88 | 67 | 77 | 0.11 | 15.31 | 00 | 12 |
| 30 | 88 | 67 | 77 | 0.12 | 15.43 | 00 | 12 |
| 31 | 88 | 67 | 78 | 0.13 | 15.56 | 00 | 13 |
| Month | 85.8 | 62.7 | 74.1 | 2.48 | 15.56 | 0005 | 0288 |
| Season | - | - | - | - | - | 0216 | 0455 |