| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.31 | 2.77 | -0.46 |
| Feb | 2.02 | 2.21 | -0.19 |
| Mar | 2.10 | 2.08 | 0.02 |
| Apr | 3.44 | 3.47 | -0.03 |
| May | 3.75 | 3.83 | -0.08 |
| Jun | 3.56 | 3.38 | 0.18 |
| Jul | 3.22 | 2.93 | 0.29 |
| Aug | 3.61 | 3.71 | -0.10 |
| Sep | 3.16 | 3.21 | -0.05 |
| Oct | 3.87 | 3.70 | 0.17 |
| Nov | 2.76 | 2.78 | -0.02 |
| Dec | 2.49 | 2.55 | -0.06 |
36.29 | 36.62 | -0.33 |