| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.01 | 5.23 | -0.22 |
| Feb | 4.94 | 4.88 | 0.06 |
| Mar | 5.27 | 5.11 | 0.16 |
| Apr | 4.72 | 4.92 | -0.20 |
| May | 3.56 | 3.53 | 0.03 |
| Jun | 5.30 | 5.44 | -0.14 |
| Jul | 6.12 | 6.68 | -0.56 |
| Aug | 5.09 | 5.30 | -0.21 |
| Sep | 4.48 | 4.57 | -0.09 |
| Oct | 3.40 | 3.36 | 0.04 |
| Nov | 4.02 | 3.98 | 0.04 |
| Dec | 5.36 | 5.24 | 0.12 |
57.27 | 58.24 | -0.97 |