| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.31 | 4.28 | 0.03 |
| Feb | 4.78 | 4.72 | 0.06 |
| Mar | 5.61 | 5.39 | 0.22 |
| Apr | 5.23 | 5.37 | -0.14 |
| May | 5.45 | 6.00 | -0.55 |
| Jun | 4.66 | 4.39 | 0.27 |
| Jul | 4.22 | 4.68 | -0.46 |
| Aug | 3.83 | 3.57 | 0.26 |
| Sep | 3.70 | 3.91 | -0.21 |
| Oct | 3.44 | 3.96 | -0.52 |
| Nov | 4.57 | 4.30 | 0.27 |
| Dec | 5.02 | 5.34 | -0.32 |
54.82 | 55.91 | -1.09 |