| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.91 | 2.89 | 0.02 |
| Feb | 2.37 | 2.29 | 0.08 |
| Mar | 3.10 | 3.04 | 0.06 |
| Apr | 3.84 | 3.82 | 0.02 |
| May | 3.92 | 3.87 | 0.05 |
| Jun | 4.46 | 4.52 | -0.06 |
| Jul | 4.35 | 4.17 | 0.18 |
| Aug | 3.75 | 3.76 | -0.01 |
| Sep | 3.82 | 3.75 | 0.07 |
| Oct | 3.39 | 3.17 | 0.22 |
| Nov | 2.95 | 2.91 | 0.04 |
| Dec | 3.10 | 3.07 | 0.03 |
41.96 | 41.26 | 0.70 |