| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 10.37 | 7.84 | 2.53 |
| Feb | 7.43 | 5.71 | 1.72 |
| Mar | 8.50 | 6.02 | 2.48 |
| Apr | 6.71 | 4.72 | 1.99 |
| May | 4.68 | 3.41 | 1.27 |
| Jun | 3.70 | 2.88 | 0.82 |
| Jul | 1.71 | 1.23 | 0.48 |
| Aug | 1.85 | 1.34 | 0.51 |
| Sep | 3.96 | 2.66 | 1.30 |
| Oct | 8.09 | 5.84 | 2.25 |
| Nov | 11.45 | 7.78 | 3.67 |
| Dec | 10.28 | 6.94 | 3.34 |
78.73 | 56.37 | 22.36 |