| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.99 | 5.01 | -0.02 |
| Feb | 5.29 | 5.34 | -0.05 |
| Mar | 5.49 | 5.57 | -0.08 |
| Apr | 5.27 | 5.19 | 0.08 |
| May | 4.83 | 4.93 | -0.10 |
| Jun | 4.53 | 4.94 | -0.41 |
| Jul | 4.46 | 4.88 | -0.42 |
| Aug | 3.97 | 4.21 | -0.24 |
| Sep | 3.88 | 4.29 | -0.41 |
| Oct | 3.81 | 3.74 | 0.07 |
| Nov | 4.16 | 4.16 | 0.00 |
| Dec | 6.13 | 6.17 | -0.04 |
56.81 | 58.43 | -1.62 |