| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.05 | 5.46 | -0.41 |
| Feb | 4.33 | 4.47 | -0.14 |
| Mar | 5.07 | 5.17 | -0.10 |
| Apr | 5.12 | 5.53 | -0.41 |
| May | 4.25 | 4.81 | -0.56 |
| Jun | 6.21 | 6.73 | -0.52 |
| Jul | 7.77 | 8.53 | -0.76 |
| Aug | 6.61 | 7.10 | -0.49 |
| Sep | 6.16 | 6.52 | -0.36 |
| Oct | 4.20 | 4.31 | -0.11 |
| Nov | 4.31 | 4.48 | -0.17 |
| Dec | 5.08 | 5.19 | -0.11 |
64.16 | 68.30 | -4.14 |