| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.43 | 1.08 | 0.35 |
| Feb | 1.44 | 1.10 | 0.34 |
| Mar | 1.67 | 1.39 | 0.28 |
| Apr | 2.05 | 1.47 | 0.58 |
| May | 1.74 | 1.30 | 0.44 |
| Jun | 1.20 | 1.17 | 0.03 |
| Jul | 1.73 | 1.71 | 0.02 |
| Aug | 1.75 | 1.69 | 0.06 |
| Sep | 1.47 | 1.36 | 0.11 |
| Oct | 1.35 | 1.13 | 0.22 |
| Nov | 1.39 | 0.97 | 0.42 |
| Dec | 1.33 | 1.14 | 0.19 |
18.55 | 15.51 | 3.04 |