| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.47 | 1.95 | -0.48 |
| Feb | 1.35 | 1.90 | -0.55 |
| Mar | 1.93 | 2.27 | -0.34 |
| Apr | 2.54 | 2.82 | -0.28 |
| May | 2.22 | 2.42 | -0.20 |
| Jun | 1.03 | 1.24 | -0.21 |
| Jul | 0.57 | 0.61 | -0.04 |
| Aug | 0.63 | 0.74 | -0.11 |
| Sep | 1.28 | 1.33 | -0.05 |
| Oct | 1.47 | 1.76 | -0.29 |
| Nov | 1.41 | 1.73 | -0.32 |
| Dec | 1.41 | 1.83 | -0.42 |
17.31 | 20.60 | -3.29 |