| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.84 | 0.47 | 0.37 |
| Feb | 0.74 | 0.42 | 0.32 |
| Mar | 0.90 | 0.74 | 0.16 |
| Apr | 1.63 | 1.74 | -0.11 |
| May | 2.15 | 2.12 | 0.03 |
| Jun | 3.72 | 4.69 | -0.97 |
| Jul | 1.30 | 1.77 | -0.47 |
| Aug | 1.37 | 2.10 | -0.73 |
| Sep | 1.55 | 1.87 | -0.32 |
| Oct | 1.19 | 1.45 | -0.26 |
| Nov | 0.93 | 0.66 | 0.27 |
| Dec | 0.73 | 0.48 | 0.25 |
17.05 | 18.51 | -1.46 |