| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.95 | 0.94 | 0.01 |
| Feb | 1.44 | 1.47 | -0.03 |
| Mar | 2.57 | 2.58 | -0.01 |
| Apr | 3.65 | 3.48 | 0.17 |
| May | 5.90 | 5.54 | 0.36 |
| Jun | 5.52 | 5.47 | 0.05 |
| Jul | 4.49 | 4.12 | 0.37 |
| Aug | 4.05 | 3.94 | 0.11 |
| Sep | 3.75 | 3.86 | -0.11 |
| Oct | 3.26 | 3.31 | -0.05 |
| Nov | 2.09 | 2.01 | 0.08 |
| Dec | 1.41 | 1.40 | 0.01 |
39.08 | 38.12 | 0.96 |