| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.49 | 3.54 | -0.05 |
| Feb | 3.40 | 3.57 | -0.17 |
| Mar | 3.47 | 3.61 | -0.14 |
| Apr | 3.24 | 3.24 | 0.00 |
| May | 3.43 | 3.41 | 0.02 |
| Jun | 5.38 | 5.39 | -0.01 |
| Jul | 5.46 | 5.71 | -0.25 |
| Aug | 6.05 | 6.13 | -0.08 |
| Sep | 4.51 | 4.70 | -0.19 |
| Oct | 3.59 | 3.51 | 0.08 |
| Nov | 2.81 | 2.84 | -0.03 |
| Dec | 3.48 | 3.51 | -0.03 |
48.31 | 49.16 | -0.85 |