| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.44 | 1.53 | -0.09 |
| Feb | 1.44 | 1.41 | 0.03 |
| Mar | 2.24 | 2.28 | -0.04 |
| Apr | 2.21 | 2.24 | -0.03 |
| May | 3.66 | 3.65 | 0.01 |
| Jun | 3.17 | 2.98 | 0.19 |
| Jul | 2.53 | 2.36 | 0.17 |
| Aug | 2.14 | 2.15 | -0.01 |
| Sep | 3.22 | 3.21 | 0.01 |
| Oct | 2.66 | 2.72 | -0.06 |
| Nov | 1.91 | 1.77 | 0.14 |
| Dec | 1.45 | 1.42 | 0.03 |
28.07 | 27.72 | 0.35 |