| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.44 | 3.44 | 0.00 |
| Feb | 3.02 | 3.03 | -0.01 |
| Mar | 4.11 | 4.20 | -0.09 |
| Apr | 3.38 | 3.46 | -0.08 |
| May | 3.55 | 3.63 | -0.08 |
| Jun | 3.71 | 3.95 | -0.24 |
| Jul | 4.45 | 4.46 | -0.01 |
| Aug | 4.74 | 4.54 | 0.20 |
| Sep | 4.20 | 4.39 | -0.19 |
| Oct | 4.14 | 4.42 | -0.28 |
| Nov | 3.37 | 3.39 | -0.02 |
| Dec | 3.85 | 4.06 | -0.21 |
45.96 | 46.97 | -1.01 |