| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.48 | 0.36 | 0.12 |
| Feb | 0.50 | 0.41 | 0.09 |
| Mar | 1.09 | 0.96 | 0.13 |
| Apr | 1.82 | 1.62 | 0.20 |
| May | 2.25 | 2.21 | 0.04 |
| Jun | 2.05 | 2.20 | -0.15 |
| Jul | 3.35 | 2.91 | 0.44 |
| Aug | 2.86 | 3.36 | -0.50 |
| Sep | 1.35 | 1.59 | -0.24 |
| Oct | 0.90 | 0.74 | 0.16 |
| Nov | 0.56 | 0.52 | 0.04 |
| Dec | 0.42 | 0.37 | 0.05 |
17.63 | 17.25 | 0.38 |