| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.15 | 1.18 | -0.03 |
| Feb | 1.43 | 1.57 | -0.14 |
| Mar | 2.29 | 2.42 | -0.13 |
| Apr | 4.01 | 3.99 | 0.02 |
| May | 5.31 | 5.43 | -0.12 |
| Jun | 4.88 | 5.27 | -0.39 |
| Jul | 4.75 | 4.85 | -0.10 |
| Aug | 4.24 | 4.39 | -0.15 |
| Sep | 3.90 | 4.34 | -0.44 |
| Oct | 3.22 | 3.41 | -0.19 |
| Nov | 2.10 | 2.15 | -0.05 |
| Dec | 1.66 | 1.66 | 0.00 |
38.94 | 40.66 | -1.72 |