| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.10 | 1.04 | 0.06 |
| Feb | 1.21 | 1.14 | 0.07 |
| Mar | 1.94 | 1.94 | 0.00 |
| Apr | 3.63 | 3.55 | 0.08 |
| May | 4.56 | 4.52 | 0.04 |
| Jun | 5.78 | 5.89 | -0.11 |
| Jul | 4.43 | 4.79 | -0.36 |
| Aug | 4.18 | 4.09 | 0.09 |
| Sep | 3.54 | 3.48 | 0.06 |
| Oct | 2.79 | 2.84 | -0.05 |
| Nov | 2.00 | 1.99 | 0.01 |
| Dec | 1.56 | 1.46 | 0.10 |
36.72 | 36.73 | -0.01 |