| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.50 | 1.63 | -0.13 |
| Feb | 1.18 | 1.28 | -0.10 |
| Mar | 1.43 | 1.68 | -0.25 |
| Apr | 2.54 | 2.93 | -0.39 |
| May | 2.91 | 2.83 | 0.08 |
| Jun | 2.85 | 2.88 | -0.03 |
| Jul | 2.97 | 2.90 | 0.07 |
| Aug | 3.03 | 3.08 | -0.05 |
| Sep | 2.97 | 2.94 | 0.03 |
| Oct | 2.95 | 2.95 | 0.00 |
| Nov | 1.96 | 2.13 | -0.17 |
| Dec | 1.74 | 1.92 | -0.18 |
28.03 | 29.15 | -1.12 |