| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.47 | 5.81 | -0.34 |
| Feb | 5.09 | 5.40 | -0.31 |
| Mar | 5.33 | 5.42 | -0.09 |
| Apr | 5.55 | 5.86 | -0.31 |
| May | 4.63 | 4.87 | -0.24 |
| Jun | 4.68 | 4.86 | -0.18 |
| Jul | 3.90 | 3.74 | 0.16 |
| Aug | 3.55 | 3.73 | -0.18 |
| Sep | 3.63 | 3.65 | -0.02 |
| Oct | 4.48 | 4.63 | -0.15 |
| Nov | 4.52 | 4.71 | -0.19 |
| Dec | 5.66 | 5.92 | -0.26 |
56.49 | 58.60 | -2.11 |