| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.49 | 1.56 | -0.07 |
| Feb | 1.54 | 1.57 | -0.03 |
| Mar | 2.06 | 2.07 | -0.01 |
| Apr | 3.56 | 3.57 | -0.01 |
| May | 4.21 | 4.14 | 0.07 |
| Jun | 5.26 | 5.14 | 0.12 |
| Jul | 3.88 | 3.81 | 0.07 |
| Aug | 4.17 | 4.22 | -0.05 |
| Sep | 3.69 | 3.68 | 0.01 |
| Oct | 2.80 | 2.89 | -0.09 |
| Nov | 2.31 | 2.32 | -0.01 |
| Dec | 1.85 | 1.87 | -0.02 |
36.82 | 36.84 | -0.02 |