| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.08 | 4.94 | 0.14 |
| Feb | 4.18 | 4.20 | -0.02 |
| Mar | 4.97 | 5.08 | -0.11 |
| Apr | 4.86 | 4.93 | -0.07 |
| May | 4.91 | 4.99 | -0.08 |
| Jun | 4.94 | 5.09 | -0.15 |
| Jul | 5.14 | 5.25 | -0.11 |
| Aug | 5.27 | 5.63 | -0.36 |
| Sep | 5.21 | 4.97 | 0.24 |
| Oct | 4.52 | 4.39 | 0.13 |
| Nov | 4.51 | 4.45 | 0.06 |
| Dec | 5.37 | 5.51 | -0.14 |
58.96 | 59.43 | -0.47 |