| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.50 | 3.68 | -0.18 |
| Feb | 3.03 | 3.27 | -0.24 |
| Mar | 3.59 | 3.83 | -0.24 |
| Apr | 3.88 | 4.01 | -0.13 |
| May | 3.85 | 4.07 | -0.22 |
| Jun | 4.64 | 4.62 | 0.02 |
| Jul | 4.39 | 4.35 | 0.04 |
| Aug | 4.31 | 4.27 | 0.04 |
| Sep | 4.13 | 4.19 | -0.06 |
| Oct | 4.97 | 5.21 | -0.24 |
| Nov | 3.73 | 3.89 | -0.16 |
| Dec | 4.40 | 4.65 | -0.25 |
48.42 | 50.04 | -1.62 |