| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.56 | 2.58 | -0.02 |
| Feb | 2.09 | 2.25 | -0.16 |
| Mar | 2.39 | 2.43 | -0.04 |
| Apr | 3.66 | 3.62 | 0.04 |
| May | 4.25 | 4.29 | -0.04 |
| Jun | 4.33 | 4.38 | -0.05 |
| Jul | 4.04 | 4.28 | -0.24 |
| Aug | 4.12 | 4.11 | 0.01 |
| Sep | 3.33 | 3.31 | 0.02 |
| Oct | 3.50 | 3.45 | 0.05 |
| Nov | 2.89 | 2.94 | -0.05 |
| Dec | 2.47 | 2.44 | 0.03 |
39.63 | 40.08 | -0.45 |