| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.61 | 3.65 | -0.04 |
| Feb | 3.14 | 3.17 | -0.03 |
| Mar | 3.96 | 3.66 | 0.30 |
| Apr | 4.44 | 4.35 | 0.09 |
| May | 3.94 | 3.77 | 0.17 |
| Jun | 4.79 | 4.47 | 0.32 |
| Jul | 4.59 | 4.33 | 0.26 |
| Aug | 4.28 | 4.23 | 0.05 |
| Sep | 3.92 | 3.75 | 0.17 |
| Oct | 5.43 | 5.42 | 0.01 |
| Nov | 4.61 | 4.41 | 0.20 |
| Dec | 4.52 | 4.60 | -0.08 |
51.23 | 49.81 | 1.42 |