| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.04 | 2.38 | -0.34 |
| Feb | 1.86 | 2.01 | -0.15 |
| Mar | 2.24 | 2.35 | -0.11 |
| Apr | 3.23 | 3.04 | 0.19 |
| May | 3.63 | 3.81 | -0.18 |
| Jun | 3.51 | 3.57 | -0.06 |
| Jul | 3.28 | 3.16 | 0.12 |
| Aug | 3.17 | 3.32 | -0.15 |
| Sep | 2.84 | 3.01 | -0.17 |
| Oct | 2.74 | 2.75 | -0.01 |
| Nov | 2.54 | 2.67 | -0.13 |
| Dec | 1.98 | 2.22 | -0.24 |
33.06 | 34.29 | -1.23 |