| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.24 | 3.47 | -0.23 |
| Feb | 3.02 | 3.09 | -0.07 |
| Mar | 3.35 | 3.46 | -0.11 |
| Apr | 3.19 | 3.18 | 0.01 |
| May | 3.01 | 3.02 | -0.01 |
| Jun | 5.27 | 5.23 | 0.04 |
| Jul | 5.65 | 5.88 | -0.23 |
| Aug | 6.32 | 6.59 | -0.27 |
| Sep | 5.25 | 5.30 | -0.05 |
| Oct | 4.32 | 4.39 | -0.07 |
| Nov | 2.68 | 2.80 | -0.12 |
| Dec | 3.16 | 3.48 | -0.32 |
48.46 | 49.89 | -1.43 |