| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.61 | 0.64 | -0.03 |
| Feb | 0.43 | 0.46 | -0.03 |
| Mar | 0.49 | 0.42 | 0.07 |
| Apr | 0.60 | 0.56 | 0.04 |
| May | 1.28 | 1.18 | 0.10 |
| Jun | 2.29 | 2.37 | -0.08 |
| Jul | 2.82 | 3.00 | -0.18 |
| Aug | 2.45 | 2.84 | -0.39 |
| Sep | 2.27 | 2.33 | -0.06 |
| Oct | 1.25 | 1.04 | 0.21 |
| Nov | 0.55 | 0.68 | -0.13 |
| Dec | 0.54 | 0.63 | -0.09 |
15.58 | 16.15 | -0.57 |