| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.37 | 3.56 | -0.19 |
| Feb | 3.26 | 3.47 | -0.21 |
| Mar | 3.56 | 3.77 | -0.21 |
| Apr | 3.10 | 3.25 | -0.15 |
| May | 3.80 | 3.48 | 0.32 |
| Jun | 4.73 | 4.32 | 0.41 |
| Jul | 5.94 | 5.64 | 0.30 |
| Aug | 6.67 | 6.38 | 0.29 |
| Sep | 6.52 | 6.89 | -0.37 |
| Oct | 4.29 | 4.40 | -0.11 |
| Nov | 3.30 | 3.26 | 0.04 |
| Dec | 3.58 | 3.71 | -0.13 |
52.12 | 52.13 | -0.01 |