| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.51 | 5.53 | -0.02 |
| Feb | 5.41 | 5.30 | 0.11 |
| Mar | 5.64 | 5.35 | 0.29 |
| Apr | 5.81 | 5.96 | -0.15 |
| May | 4.37 | 4.20 | 0.17 |
| Jun | 4.35 | 4.34 | 0.01 |
| Jul | 4.66 | 4.80 | -0.14 |
| Aug | 4.48 | 4.64 | -0.16 |
| Sep | 3.66 | 3.53 | 0.13 |
| Oct | 3.72 | 3.64 | 0.08 |
| Nov | 4.43 | 4.61 | -0.18 |
| Dec | 5.33 | 5.03 | 0.30 |
57.37 | 56.93 | 0.44 |