| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.21 | 1.45 | -0.24 |
| Feb | 1.24 | 1.25 | -0.01 |
| Mar | 1.12 | 1.17 | -0.05 |
| Apr | 1.28 | 1.33 | -0.05 |
| May | 1.95 | 1.73 | 0.22 |
| Jun | 2.56 | 2.61 | -0.05 |
| Jul | 1.00 | 1.11 | -0.11 |
| Aug | 0.96 | 0.83 | 0.13 |
| Sep | 1.23 | 1.19 | 0.04 |
| Oct | 1.76 | 1.39 | 0.37 |
| Nov | 1.62 | 1.63 | -0.01 |
| Dec | 1.29 | 1.59 | -0.30 |
17.22 | 17.28 | -0.06 |