| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.44 | 1.39 | 0.05 |
| Feb | 1.75 | 1.58 | 0.17 |
| Mar | 2.41 | 2.34 | 0.07 |
| Apr | 2.26 | 2.25 | 0.01 |
| May | 4.16 | 3.79 | 0.37 |
| Jun | 3.29 | 2.93 | 0.36 |
| Jul | 1.90 | 1.71 | 0.19 |
| Aug | 1.97 | 2.02 | -0.05 |
| Sep | 2.85 | 2.77 | 0.08 |
| Oct | 3.05 | 2.96 | 0.09 |
| Nov | 1.94 | 2.15 | -0.21 |
| Dec | 1.71 | 1.59 | 0.12 |
28.73 | 27.48 | 1.25 |