| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.68 | 0.70 | -0.02 |
| Feb | 0.85 | 0.91 | -0.06 |
| Mar | 1.64 | 1.71 | -0.07 |
| Apr | 2.06 | 2.14 | -0.08 |
| May | 3.95 | 4.50 | -0.55 |
| Jun | 3.45 | 3.75 | -0.30 |
| Jul | 3.63 | 3.76 | -0.13 |
| Aug | 3.31 | 3.21 | 0.10 |
| Sep | 1.87 | 1.69 | 0.18 |
| Oct | 2.02 | 2.08 | -0.06 |
| Nov | 0.94 | 0.95 | -0.01 |
| Dec | 0.97 | 0.99 | -0.02 |
25.37 | 26.39 | -1.02 |