| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.71 | 3.14 | -0.43 |
| Feb | 2.10 | 2.29 | -0.19 |
| Mar | 2.23 | 2.48 | -0.25 |
| Apr | 3.62 | 3.77 | -0.15 |
| May | 4.05 | 4.40 | -0.35 |
| Jun | 3.81 | 4.02 | -0.21 |
| Jul | 3.44 | 3.46 | -0.02 |
| Aug | 3.57 | 3.72 | -0.15 |
| Sep | 3.29 | 3.28 | 0.01 |
| Oct | 3.91 | 4.06 | -0.15 |
| Nov | 2.92 | 3.16 | -0.24 |
| Dec | 2.64 | 2.83 | -0.19 |
38.29 | 40.61 | -2.32 |