| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.00 | 0.97 | 0.03 |
| Feb | 1.00 | 1.00 | 0.00 |
| Mar | 1.94 | 1.91 | 0.03 |
| Apr | 3.43 | 3.38 | 0.05 |
| May | 4.48 | 4.32 | 0.16 |
| Jun | 5.38 | 5.32 | 0.06 |
| Jul | 4.37 | 4.29 | 0.08 |
| Aug | 4.33 | 4.43 | -0.10 |
| Sep | 3.67 | 3.51 | 0.16 |
| Oct | 2.47 | 2.35 | 0.12 |
| Nov | 1.77 | 1.66 | 0.11 |
| Dec | 1.22 | 1.21 | 0.01 |
35.06 | 34.35 | 0.71 |