| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.35 | 1.43 | -0.08 |
| Feb | 1.25 | 1.37 | -0.12 |
| Mar | 1.92 | 1.93 | -0.01 |
| Apr | 3.57 | 3.58 | -0.01 |
| May | 3.99 | 3.92 | 0.07 |
| Jun | 4.84 | 4.91 | -0.07 |
| Jul | 3.92 | 4.06 | -0.14 |
| Aug | 4.19 | 3.84 | 0.35 |
| Sep | 3.32 | 3.28 | 0.04 |
| Oct | 2.91 | 2.90 | 0.01 |
| Nov | 2.12 | 2.04 | 0.08 |
| Dec | 1.59 | 1.63 | -0.04 |
34.97 | 34.89 | 0.08 |