NWS Jacksonville » Climate Page » Jacksonville Normals for August
| JAX | July Normals | August Normals | September Normals |
| July Records | August Records | September Records |
| Jacksonville Normals for August | |||||||
| Day | High | Low | Avg | Pcpn | Year To Date | HDD | CDD |
| 01 | 92 | 73 | 83 | 0.21 | 28.77 | 00 | 18 |
| 02 | 92 | 73 | 83 | 0.20 | 28.97 | 00 | 17 |
| 03 | 92 | 73 | 83 | 0.21 | 29.18 | 00 | 17 |
| 04 | 92 | 73 | 82 | 0.19 | 29.37 | 00 | 17 |
| 05 | 92 | 73 | 82 | 0.20 | 29.57 | 00 | 17 |
| 06 | 92 | 73 | 82 | 0.19 | 29.76 | 00 | 17 |
| 07 | 92 | 73 | 82 | 0.20 | 29.96 | 00 | 17 |
| 08 | 92 | 73 | 82 | 0.19 | 30.15 | 00 | 17 |
| 09 | 92 | 73 | 82 | 0.20 | 30.35 | 00 | 17 |
| 10 | 92 | 73 | 82 | 0.21 | 30.56 | 00 | 17 |
| 11 | 91 | 73 | 82 | 0.21 | 30.77 | 00 | 17 |
| 12 | 91 | 73 | 82 | 0.20 | 30.97 | 00 | 17 |
| 13 | 91 | 73 | 82 | 0.21 | 31.18 | 00 | 17 |
| 14 | 91 | 73 | 82 | 0.21 | 31.39 | 00 | 17 |
| 15 | 91 | 73 | 82 | 0.21 | 31.60 | 00 | 17 |
| 16 | 91 | 73 | 82 | 0.20 | 31.80 | 00 | 17 |
| 17 | 91 | 73 | 82 | 0.20 | 32.00 | 00 | 17 |
| 18 | 91 | 73 | 82 | 0.21 | 32.21 | 00 | 17 |
| 19 | 91 | 73 | 82 | 0.21 | 32.42 | 00 | 17 |
| 20 | 91 | 73 | 82 | 0.22 | 32.64 | 00 | 17 |
| 21 | 91 | 73 | 82 | 0.22 | 32.86 | 00 | 17 |
| 22 | 90 | 73 | 82 | 0.22 | 33.08 | 00 | 17 |
| 23 | 90 | 73 | 81 | 0.24 | 33.32 | 00 | 16 |
| 24 | 90 | 73 | 81 | 0.25 | 33.57 | 00 | 16 |
| 25 | 90 | 72 | 81 | 0.25 | 33.82 | 00 | 16 |
| 26 | 90 | 72 | 81 | 0.26 | 34.08 | 00 | 16 |
| 27 | 90 | 72 | 81 | 0.26 | 34.34 | 00 | 16 |
| 28 | 90 | 72 | 81 | 0.25 | 34.59 | 00 | 16 |
| 29 | 90 | 72 | 81 | 0.26 | 34.85 | 00 | 16 |
| 30 | 90 | 72 | 81 | 0.25 | 35.10 | 00 | 16 |
| 31 | 89 | 72 | 81 | 0.26 | 35.36 | 00 | 16 |
| Month | 90.9 | 72.7 | 81.8 | 6.80 | 35.36 | 0000 | 0521 |
| Season | - | - | - | - | - | <0.5 | 1506 |