| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.14 | 6.37 | -0.23 |
| Feb | 4.12 | 4.29 | -0.17 |
| Mar | 4.49 | 4.77 | -0.28 |
| Apr | 3.37 | 3.54 | -0.17 |
| May | 1.98 | 2.16 | -0.18 |
| Jun | 1.43 | 1.58 | -0.15 |
| Jul | 0.62 | 0.65 | -0.03 |
| Aug | 0.90 | 0.94 | -0.04 |
| Sep | 1.60 | 1.72 | -0.12 |
| Oct | 4.12 | 4.33 | -0.21 |
| Nov | 6.55 | 6.86 | -0.31 |
| Dec | 6.16 | 6.42 | -0.26 |
41.48 | 43.63 | -2.15 |