| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.06 | 1.14 | -0.08 |
| Feb | 1.38 | 1.55 | -0.17 |
| Mar | 2.24 | 2.46 | -0.22 |
| Apr | 3.97 | 3.88 | 0.09 |
| May | 5.22 | 5.57 | -0.35 |
| Jun | 4.74 | 5.27 | -0.53 |
| Jul | 4.67 | 4.83 | -0.16 |
| Aug | 4.39 | 4.23 | 0.16 |
| Sep | 3.86 | 4.14 | -0.28 |
| Oct | 3.10 | 3.29 | -0.19 |
| Nov | 2.06 | 2.08 | -0.02 |
| Dec | 1.62 | 1.64 | -0.02 |
38.31 | 40.08 | -1.77 |