| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.61 | 0.64 | -0.03 |
| Feb | 0.57 | 0.62 | -0.05 |
| Mar | 1.08 | 1.11 | -0.03 |
| Apr | 1.90 | 2.02 | -0.12 |
| May | 3.11 | 3.23 | -0.12 |
| Jun | 4.24 | 4.35 | -0.11 |
| Jul | 3.72 | 3.95 | -0.23 |
| Aug | 2.77 | 2.95 | -0.18 |
| Sep | 2.83 | 2.92 | -0.09 |
| Oct | 2.52 | 2.60 | -0.08 |
| Nov | 1.00 | 1.08 | -0.08 |
| Dec | 0.72 | 0.91 | -0.19 |
25.07 | 26.38 | -1.31 |