| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.35 | 1.36 | -0.01 |
| Feb | 1.57 | 1.51 | 0.06 |
| Mar | 2.61 | 2.62 | -0.01 |
| Apr | 3.86 | 3.83 | 0.03 |
| May | 5.19 | 5.19 | 0.00 |
| Jun | 4.71 | 4.52 | 0.19 |
| Jul | 3.48 | 3.35 | 0.13 |
| Aug | 3.49 | 3.39 | 0.10 |
| Sep | 3.58 | 3.47 | 0.11 |
| Oct | 3.33 | 3.22 | 0.11 |
| Nov | 2.13 | 2.20 | -0.07 |
| Dec | 1.82 | 1.78 | 0.04 |
37.12 | 36.44 | 0.68 |