| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.37 | 4.55 | 0.82 |
| Feb | 3.66 | 3.54 | 0.12 |
| Mar | 3.78 | 3.72 | 0.06 |
| Apr | 3.16 | 3.23 | -0.07 |
| May | 2.29 | 2.21 | 0.08 |
| Jun | 1.27 | 1.30 | -0.03 |
| Jul | 0.46 | 0.44 | 0.02 |
| Aug | 0.38 | 0.40 | -0.02 |
| Sep | 0.86 | 0.83 | 0.03 |
| Oct | 2.51 | 2.43 | 0.08 |
| Nov | 5.07 | 4.86 | 0.21 |
| Dec | 6.41 | 6.57 | -0.16 |
35.22 | 34.08 | 1.14 |