| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.28 | 6.43 | 0.85 |
| Feb | 5.68 | 4.88 | 0.80 |
| Mar | 5.85 | 4.87 | 0.98 |
| Apr | 3.79 | 3.25 | 0.54 |
| May | 2.28 | 2.10 | 0.18 |
| Jun | 1.19 | 1.20 | -0.01 |
| Jul | 0.32 | 0.30 | 0.02 |
| Aug | 0.38 | 0.33 | 0.05 |
| Sep | 1.36 | 1.29 | 0.07 |
| Oct | 3.73 | 3.28 | 0.45 |
| Nov | 7.04 | 6.33 | 0.71 |
| Dec | 8.62 | 7.62 | 1.00 |
47.52 | 41.88 | 5.64 |