| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.27 | 1.19 | 0.08 |
| Feb | 1.55 | 1.43 | 0.12 |
| Mar | 2.55 | 2.61 | -0.06 |
| Apr | 3.54 | 3.48 | 0.06 |
| May | 4.96 | 4.92 | 0.04 |
| Jun | 4.70 | 4.76 | -0.06 |
| Jul | 3.25 | 3.39 | -0.14 |
| Aug | 3.46 | 3.35 | 0.11 |
| Sep | 3.27 | 3.44 | -0.17 |
| Oct | 3.28 | 3.29 | -0.01 |
| Nov | 2.06 | 1.92 | 0.14 |
| Dec | 1.72 | 1.73 | -0.01 |
35.61 | 35.51 | 0.10 |