| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.28 | 3.44 | -0.16 |
| Feb | 2.65 | 2.73 | -0.08 |
| Mar | 3.85 | 3.90 | -0.05 |
| Apr | 3.82 | 3.93 | -0.11 |
| May | 4.30 | 4.36 | -0.06 |
| Jun | 4.24 | 4.17 | 0.07 |
| Jul | 4.09 | 4.01 | 0.08 |
| Aug | 3.53 | 3.70 | -0.17 |
| Sep | 4.81 | 4.92 | -0.11 |
| Oct | 3.81 | 3.95 | -0.14 |
| Nov | 3.25 | 3.26 | -0.01 |
| Dec | 3.58 | 3.68 | -0.10 |
45.21 | 46.05 | -0.84 |