| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.75 | 1.91 | -0.16 |
| Feb | 1.73 | 1.84 | -0.11 |
| Mar | 2.24 | 2.35 | -0.11 |
| Apr | 3.75 | 3.87 | -0.12 |
| May | 4.02 | 4.11 | -0.09 |
| Jun | 4.15 | 4.10 | 0.05 |
| Jul | 3.30 | 3.41 | -0.11 |
| Aug | 3.58 | 3.47 | 0.11 |
| Sep | 3.36 | 3.43 | -0.07 |
| Oct | 3.23 | 3.17 | 0.06 |
| Nov | 2.37 | 2.37 | 0.00 |
| Dec | 1.88 | 2.08 | -0.20 |
35.36 | 36.11 | -0.75 |