| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.00 | 5.23 | -0.23 |
| Feb | 5.48 | 5.38 | 0.10 |
| Mar | 5.47 | 5.51 | -0.04 |
| Apr | 5.31 | 5.72 | -0.41 |
| May | 4.73 | 5.36 | -0.63 |
| Jun | 5.10 | 5.31 | -0.21 |
| Jul | 5.13 | 5.26 | -0.13 |
| Aug | 3.72 | 3.87 | -0.15 |
| Sep | 4.44 | 4.32 | 0.12 |
| Oct | 3.79 | 3.74 | 0.05 |
| Nov | 4.90 | 4.71 | 0.19 |
| Dec | 6.27 | 6.26 | 0.01 |
59.34 | 60.67 | -1.33 |