| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.08 | 3.13 | -0.05 |
| Feb | 2.65 | 2.77 | -0.12 |
| Mar | 3.18 | 3.25 | -0.07 |
| Apr | 2.61 | 2.64 | -0.03 |
| May | 3.08 | 3.48 | -0.40 |
| Jun | 7.76 | 7.92 | -0.16 |
| Jul | 8.31 | 8.85 | -0.54 |
| Aug | 7.91 | 8.29 | -0.38 |
| Sep | 5.94 | 6.42 | -0.48 |
| Oct | 2.61 | 2.57 | 0.04 |
| Nov | 1.80 | 1.78 | 0.02 |
| Dec | 2.39 | 2.57 | -0.18 |
51.32 | 53.67 | -2.35 |