| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.64 | 0.69 | -0.05 |
| Feb | 0.61 | 0.64 | -0.03 |
| Mar | 1.08 | 1.11 | -0.03 |
| Apr | 1.92 | 2.00 | -0.08 |
| May | 3.10 | 3.21 | -0.11 |
| Jun | 4.24 | 4.31 | -0.07 |
| Jul | 3.74 | 3.90 | -0.16 |
| Aug | 2.89 | 3.00 | -0.11 |
| Sep | 2.84 | 2.95 | -0.11 |
| Oct | 2.55 | 2.60 | -0.05 |
| Nov | 1.04 | 1.13 | -0.09 |
| Dec | 0.77 | 0.93 | -0.16 |
25.42 | 26.47 | -1.05 |