| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.79 | 0.79 | 0.00 |
| Feb | 1.05 | 1.12 | -0.07 |
| Mar | 1.86 | 2.01 | -0.15 |
| Apr | 2.63 | 2.71 | -0.08 |
| May | 4.90 | 4.96 | -0.06 |
| Jun | 4.05 | 3.93 | 0.12 |
| Jul | 3.90 | 3.91 | -0.01 |
| Aug | 3.74 | 3.68 | 0.06 |
| Sep | 2.72 | 2.71 | 0.01 |
| Oct | 2.21 | 2.33 | -0.12 |
| Nov | 1.28 | 1.38 | -0.10 |
| Dec | 1.16 | 1.17 | -0.01 |
30.29 | 30.70 | -0.41 |