| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.43 | 0.39 | 0.04 |
| Feb | 0.36 | 0.32 | 0.04 |
| Mar | 0.71 | 0.67 | 0.04 |
| Apr | 0.79 | 0.73 | 0.06 |
| May | 1.42 | 1.54 | -0.12 |
| Jun | 1.64 | 1.65 | -0.01 |
| Jul | 2.90 | 2.75 | 0.15 |
| Aug | 2.65 | 2.60 | 0.05 |
| Sep | 1.75 | 1.77 | -0.02 |
| Oct | 1.67 | 1.35 | 0.32 |
| Nov | 0.46 | 0.43 | 0.03 |
| Dec | 0.55 | 0.57 | -0.02 |
15.33 | 14.77 | 0.56 |