| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.56 | 2.73 | -0.17 |
| Feb | 2.17 | 2.32 | -0.15 |
| Mar | 3.42 | 3.56 | -0.14 |
| Apr | 4.65 | 4.73 | -0.08 |
| May | 5.00 | 5.09 | -0.09 |
| Jun | 4.45 | 4.52 | -0.07 |
| Jul | 3.77 | 4.01 | -0.24 |
| Aug | 3.48 | 3.39 | 0.09 |
| Sep | 3.38 | 3.42 | -0.04 |
| Oct | 3.09 | 3.23 | -0.14 |
| Nov | 3.37 | 3.53 | -0.16 |
| Dec | 2.65 | 2.71 | -0.06 |
41.99 | 43.24 | -1.25 |