| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.89 | 3.81 | 0.08 |
| Feb | 3.47 | 3.51 | -0.04 |
| Mar | 3.91 | 3.92 | -0.01 |
| Apr | 3.38 | 3.39 | -0.01 |
| May | 4.22 | 4.38 | -0.16 |
| Jun | 5.37 | 5.41 | -0.04 |
| Jul | 6.31 | 6.93 | -0.62 |
| Aug | 7.15 | 7.62 | -0.47 |
| Sep | 8.05 | 9.12 | -1.07 |
| Oct | 4.61 | 4.76 | -0.15 |
| Nov | 3.65 | 3.58 | 0.07 |
| Dec | 3.65 | 3.80 | -0.15 |
57.66 | 60.23 | -2.57 |