| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.26 | 1.34 | -0.08 |
| Feb | 1.08 | 1.13 | -0.05 |
| Mar | 1.79 | 1.82 | -0.03 |
| Apr | 3.08 | 3.18 | -0.10 |
| May | 3.79 | 3.83 | -0.04 |
| Jun | 4.64 | 4.77 | -0.13 |
| Jul | 3.74 | 3.65 | 0.09 |
| Aug | 3.46 | 3.39 | 0.07 |
| Sep | 3.13 | 2.99 | 0.14 |
| Oct | 2.85 | 2.82 | 0.03 |
| Nov | 1.95 | 1.96 | -0.01 |
| Dec | 1.44 | 1.58 | -0.14 |
32.21 | 32.46 | -0.25 |