| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.50 | 5.62 | -0.12 |
| Feb | 4.34 | 4.41 | -0.07 |
| Mar | 5.14 | 5.06 | 0.08 |
| Apr | 5.23 | 5.39 | -0.16 |
| May | 4.95 | 5.47 | -0.52 |
| Jun | 6.35 | 6.71 | -0.36 |
| Jul | 7.20 | 7.88 | -0.68 |
| Aug | 6.67 | 7.02 | -0.35 |
| Sep | 5.08 | 5.56 | -0.48 |
| Oct | 3.94 | 4.08 | -0.14 |
| Nov | 4.30 | 4.42 | -0.12 |
| Dec | 5.18 | 5.44 | -0.26 |
63.88 | 67.06 | -3.18 |