| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.15 | 3.43 | -0.28 |
| Feb | 2.73 | 2.83 | -0.10 |
| Mar | 4.25 | 4.31 | -0.06 |
| Apr | 3.50 | 3.51 | -0.01 |
| May | 3.31 | 3.49 | -0.18 |
| Jun | 4.32 | 4.27 | 0.05 |
| Jul | 4.66 | 4.54 | 0.12 |
| Aug | 4.61 | 4.62 | -0.01 |
| Sep | 4.00 | 4.03 | -0.03 |
| Oct | 3.82 | 3.95 | -0.13 |
| Nov | 3.18 | 3.15 | 0.03 |
| Dec | 4.04 | 4.25 | -0.21 |
45.57 | 46.38 | -0.81 |