| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.91 | 3.92 | 0.99 |
| Feb | 4.10 | 3.91 | 0.19 |
| Mar | 4.73 | 4.29 | 0.44 |
| Apr | 5.04 | 4.27 | 0.77 |
| May | 5.32 | 4.45 | 0.87 |
| Jun | 5.05 | 3.88 | 1.17 |
| Jul | 5.43 | 4.92 | 0.51 |
| Aug | 5.08 | 3.88 | 1.20 |
| Sep | 4.95 | 4.45 | 0.50 |
| Oct | 4.04 | 2.96 | 1.08 |
| Nov | 4.28 | 3.46 | 0.82 |
| Dec | 4.80 | 4.08 | 0.72 |
57.73 | 48.47 | 9.26 |