| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.29 | 3.45 | -0.16 |
| Feb | 3.09 | 3.19 | -0.10 |
| Mar | 3.36 | 3.45 | -0.09 |
| Apr | 3.25 | 3.21 | 0.04 |
| May | 3.18 | 3.09 | 0.09 |
| Jun | 5.44 | 5.48 | -0.04 |
| Jul | 5.76 | 6.12 | -0.36 |
| Aug | 6.32 | 6.76 | -0.44 |
| Sep | 5.33 | 5.56 | -0.23 |
| Oct | 4.39 | 4.42 | -0.03 |
| Nov | 2.82 | 2.84 | -0.02 |
| Dec | 3.24 | 3.58 | -0.34 |
49.47 | 51.15 | -1.68 |