| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.47 | 0.53 | -0.06 |
| Feb | 0.55 | 0.56 | -0.01 |
| Mar | 1.13 | 1.13 | 0.00 |
| Apr | 1.96 | 2.01 | -0.05 |
| May | 2.45 | 2.61 | -0.16 |
| Jun | 2.00 | 2.23 | -0.23 |
| Jul | 2.43 | 2.72 | -0.29 |
| Aug | 2.25 | 2.48 | -0.23 |
| Sep | 1.25 | 1.41 | -0.16 |
| Oct | 0.94 | 1.05 | -0.11 |
| Nov | 0.68 | 0.69 | -0.01 |
| Dec | 0.50 | 0.53 | -0.03 |
16.61 | 17.95 | -1.34 |