| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.65 | 5.87 | -0.22 |
| Feb | 5.73 | 5.96 | -0.23 |
| Mar | 5.57 | 5.68 | -0.11 |
| Apr | 5.64 | 5.94 | -0.30 |
| May | 4.84 | 5.47 | -0.63 |
| Jun | 4.81 | 5.29 | -0.48 |
| Jul | 5.25 | 5.14 | 0.11 |
| Aug | 4.42 | 4.84 | -0.42 |
| Sep | 4.12 | 4.37 | -0.25 |
| Oct | 4.23 | 4.29 | -0.06 |
| Nov | 4.61 | 4.88 | -0.27 |
| Dec | 6.51 | 6.58 | -0.07 |
61.38 | 64.31 | -2.93 |