| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.55 | 2.49 | 0.06 |
| Feb | 1.99 | 2.06 | -0.07 |
| Mar | 2.84 | 2.87 | -0.03 |
| Apr | 2.71 | 2.61 | 0.10 |
| May | 4.27 | 4.14 | 0.13 |
| Jun | 3.27 | 3.24 | 0.03 |
| Jul | 1.90 | 1.93 | -0.03 |
| Aug | 2.50 | 2.39 | 0.11 |
| Sep | 3.38 | 3.36 | 0.02 |
| Oct | 4.11 | 4.18 | -0.07 |
| Nov | 2.59 | 2.68 | -0.09 |
| Dec | 2.81 | 2.77 | 0.04 |
34.92 | 34.72 | 0.20 |