| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.22 | 4.26 | -0.04 |
| Feb | 3.89 | 3.94 | -0.05 |
| Mar | 4.51 | 4.63 | -0.12 |
| Apr | 3.87 | 4.02 | -0.15 |
| May | 3.99 | 3.86 | 0.13 |
| Jun | 4.25 | 4.04 | 0.21 |
| Jul | 4.22 | 4.31 | -0.09 |
| Aug | 4.62 | 4.80 | -0.18 |
| Sep | 3.85 | 3.81 | 0.04 |
| Oct | 3.36 | 3.57 | -0.21 |
| Nov | 3.71 | 3.92 | -0.21 |
| Dec | 4.46 | 4.89 | -0.43 |
48.95 | 50.05 | -1.10 |