| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.99 | 3.17 | -0.18 |
| Feb | 2.56 | 2.61 | -0.05 |
| Mar | 3.27 | 3.33 | -0.06 |
| Apr | 3.45 | 3.44 | 0.01 |
| May | 3.96 | 3.92 | 0.04 |
| Jun | 4.43 | 4.51 | -0.08 |
| Jul | 4.32 | 4.07 | 0.25 |
| Aug | 3.75 | 3.75 | 0.00 |
| Sep | 3.52 | 3.35 | 0.17 |
| Oct | 3.00 | 3.07 | -0.07 |
| Nov | 2.89 | 2.94 | -0.05 |
| Dec | 3.15 | 3.29 | -0.14 |
41.29 | 41.45 | -0.16 |