| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.33 | 2.38 | -0.05 |
| Feb | 1.92 | 2.05 | -0.13 |
| Mar | 2.38 | 2.50 | -0.12 |
| Apr | 3.59 | 3.61 | -0.02 |
| May | 4.31 | 4.28 | 0.03 |
| Jun | 4.66 | 4.83 | -0.17 |
| Jul | 4.66 | 4.65 | 0.01 |
| Aug | 4.09 | 4.07 | 0.02 |
| Sep | 3.25 | 3.19 | 0.06 |
| Oct | 3.38 | 3.33 | 0.05 |
| Nov | 2.61 | 2.71 | -0.10 |
| Dec | 2.14 | 2.26 | -0.12 |
39.32 | 39.86 | -0.54 |