| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.48 | 3.42 | 0.06 |
| Feb | 3.07 | 2.91 | 0.16 |
| Mar | 3.29 | 3.37 | -0.08 |
| Apr | 3.93 | 3.85 | 0.08 |
| May | 4.38 | 4.43 | -0.05 |
| Jun | 5.19 | 5.10 | 0.09 |
| Jul | 5.18 | 5.08 | 0.10 |
| Aug | 4.94 | 5.05 | -0.11 |
| Sep | 4.16 | 4.13 | 0.03 |
| Oct | 5.12 | 4.95 | 0.17 |
| Nov | 3.74 | 3.85 | -0.11 |
| Dec | 4.16 | 4.21 | -0.05 |
50.64 | 50.35 | 0.29 |