| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.57 | 0.51 | 0.06 |
| Feb | 0.69 | 0.60 | 0.09 |
| Mar | 1.53 | 1.37 | 0.16 |
| Apr | 2.34 | 2.05 | 0.29 |
| May | 2.79 | 2.54 | 0.25 |
| Jun | 1.83 | 1.64 | 0.19 |
| Jul | 1.67 | 1.40 | 0.27 |
| Aug | 1.66 | 1.31 | 0.35 |
| Sep | 1.42 | 1.61 | -0.19 |
| Oct | 1.25 | 1.15 | 0.10 |
| Nov | 0.87 | 0.77 | 0.10 |
| Dec | 0.56 | 0.51 | 0.05 |
17.18 | 15.46 | 1.72 |