| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.31 | 2.18 | 0.13 |
| Feb | 1.84 | 1.82 | 0.02 |
| Mar | 2.59 | 2.57 | 0.02 |
| Apr | 2.50 | 2.46 | 0.04 |
| May | 4.15 | 4.01 | 0.14 |
| Jun | 3.43 | 3.82 | -0.39 |
| Jul | 2.29 | 2.83 | -0.54 |
| Aug | 2.33 | 2.48 | -0.15 |
| Sep | 3.50 | 3.67 | -0.17 |
| Oct | 3.80 | 3.97 | -0.17 |
| Nov | 2.69 | 2.69 | 0.00 |
| Dec | 2.28 | 2.44 | -0.16 |
33.71 | 34.94 | -1.23 |