| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.39 | 2.45 | -0.06 |
| Feb | 1.99 | 1.96 | 0.03 |
| Mar | 2.68 | 2.75 | -0.07 |
| Apr | 2.64 | 2.51 | 0.13 |
| May | 4.29 | 4.26 | 0.03 |
| Jun | 3.37 | 3.41 | -0.04 |
| Jul | 2.29 | 2.02 | 0.27 |
| Aug | 2.35 | 2.14 | 0.21 |
| Sep | 3.78 | 3.59 | 0.19 |
| Oct | 3.99 | 4.02 | -0.03 |
| Nov | 2.72 | 2.84 | -0.12 |
| Dec | 2.38 | 2.60 | -0.22 |
34.87 | 34.55 | 0.32 |