| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.05 | 5.10 | -0.05 |
| Feb | 4.18 | 4.27 | -0.09 |
| Mar | 4.27 | 4.23 | 0.04 |
| Apr | 4.31 | 4.41 | -0.10 |
| May | 4.99 | 4.79 | 0.20 |
| Jun | 5.81 | 5.74 | 0.07 |
| Jul | 4.64 | 4.63 | 0.01 |
| Aug | 5.16 | 5.20 | -0.04 |
| Sep | 5.10 | 4.99 | 0.11 |
| Oct | 5.69 | 5.53 | 0.16 |
| Nov | 4.95 | 5.12 | -0.17 |
| Dec | 5.36 | 5.41 | -0.05 |
59.51 | 59.42 | 0.09 |