| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.11 | 1.14 | -0.03 |
| Feb | 1.08 | 1.13 | -0.05 |
| Mar | 1.97 | 1.94 | 0.03 |
| Apr | 3.71 | 3.81 | -0.10 |
| May | 4.48 | 4.45 | 0.03 |
| Jun | 5.13 | 4.91 | 0.22 |
| Jul | 4.24 | 4.18 | 0.06 |
| Aug | 4.40 | 4.56 | -0.16 |
| Sep | 3.77 | 3.79 | -0.02 |
| Oct | 2.51 | 2.54 | -0.03 |
| Nov | 1.82 | 1.81 | 0.01 |
| Dec | 1.29 | 1.29 | 0.00 |
35.51 | 35.55 | -0.04 |