| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.43 | 1.04 | 0.39 |
| Feb | 1.44 | 1.09 | 0.35 |
| Mar | 1.67 | 1.32 | 0.35 |
| Apr | 2.05 | 1.61 | 0.44 |
| May | 1.74 | 1.39 | 0.35 |
| Jun | 1.20 | 1.18 | 0.02 |
| Jul | 1.73 | 1.76 | -0.03 |
| Aug | 1.75 | 1.78 | -0.03 |
| Sep | 1.47 | 1.40 | 0.07 |
| Oct | 1.35 | 1.24 | 0.11 |
| Nov | 1.39 | 0.95 | 0.44 |
| Dec | 1.33 | 1.09 | 0.24 |
18.55 | 15.85 | 2.70 |