| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.41 | 2.33 | 0.08 |
| Feb | 1.70 | 1.69 | 0.01 |
| Mar | 1.90 | 1.88 | 0.02 |
| Apr | 3.06 | 3.07 | -0.01 |
| May | 3.28 | 3.19 | 0.09 |
| Jun | 3.41 | 3.26 | 0.15 |
| Jul | 3.09 | 2.97 | 0.12 |
| Aug | 3.24 | 3.22 | 0.02 |
| Sep | 3.84 | 3.56 | 0.28 |
| Oct | 4.35 | 4.04 | 0.31 |
| Nov | 3.07 | 3.01 | 0.06 |
| Dec | 2.62 | 2.48 | 0.14 |
35.97 | 34.70 | 1.27 |