| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.63 | 0.65 | -0.02 |
| Feb | 0.61 | 0.63 | -0.02 |
| Mar | 1.10 | 1.14 | -0.04 |
| Apr | 1.95 | 2.09 | -0.14 |
| May | 3.11 | 3.33 | -0.22 |
| Jun | 4.25 | 4.27 | -0.02 |
| Jul | 3.83 | 4.10 | -0.27 |
| Aug | 2.90 | 3.01 | -0.11 |
| Sep | 2.88 | 2.98 | -0.10 |
| Oct | 2.58 | 2.70 | -0.12 |
| Nov | 1.05 | 1.12 | -0.07 |
| Dec | 0.78 | 0.92 | -0.14 |
25.67 | 26.94 | -1.27 |