| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.17 | 5.36 | -0.19 |
| Feb | 5.23 | 5.28 | -0.05 |
| Mar | 5.30 | 5.38 | -0.08 |
| Apr | 4.73 | 4.85 | -0.12 |
| May | 3.95 | 4.03 | -0.08 |
| Jun | 4.50 | 4.53 | -0.03 |
| Jul | 4.62 | 4.68 | -0.06 |
| Aug | 4.07 | 4.13 | -0.06 |
| Sep | 3.27 | 3.59 | -0.32 |
| Oct | 3.12 | 3.17 | -0.05 |
| Nov | 4.02 | 4.22 | -0.20 |
| Dec | 5.15 | 5.26 | -0.11 |
53.13 | 54.48 | -1.35 |