| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.27 | 1.19 | 0.08 |
| Feb | 1.46 | 1.44 | 0.02 |
| Mar | 2.51 | 2.55 | -0.04 |
| Apr | 3.51 | 3.45 | 0.06 |
| May | 5.05 | 4.98 | 0.07 |
| Jun | 4.64 | 4.74 | -0.10 |
| Jul | 3.36 | 3.35 | 0.01 |
| Aug | 3.52 | 3.31 | 0.21 |
| Sep | 3.37 | 3.51 | -0.14 |
| Oct | 3.28 | 3.24 | 0.04 |
| Nov | 1.94 | 1.82 | 0.12 |
| Dec | 1.71 | 1.72 | -0.01 |
35.62 | 35.30 | 0.32 |