| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.14 | 2.22 | -0.08 |
| Feb | 2.63 | 2.68 | -0.05 |
| Mar | 3.59 | 3.51 | 0.08 |
| Apr | 3.44 | 3.58 | -0.14 |
| May | 4.72 | 4.85 | -0.13 |
| Jun | 4.00 | 3.69 | 0.31 |
| Jul | 2.26 | 2.43 | -0.17 |
| Aug | 2.43 | 2.39 | 0.04 |
| Sep | 3.03 | 3.03 | 0.00 |
| Oct | 4.26 | 4.42 | -0.16 |
| Nov | 2.85 | 2.84 | 0.01 |
| Dec | 2.77 | 2.83 | -0.06 |
38.12 | 38.47 | -0.35 |