| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.33 | 2.40 | -0.07 |
| Feb | 1.89 | 2.06 | -0.17 |
| Mar | 2.38 | 2.51 | -0.13 |
| Apr | 3.61 | 3.61 | 0.00 |
| May | 4.32 | 4.28 | 0.04 |
| Jun | 4.66 | 4.82 | -0.16 |
| Jul | 4.65 | 4.68 | -0.03 |
| Aug | 4.24 | 4.13 | 0.11 |
| Sep | 3.23 | 3.18 | 0.05 |
| Oct | 3.37 | 3.34 | 0.03 |
| Nov | 2.62 | 2.73 | -0.11 |
| Dec | 2.15 | 2.28 | -0.13 |
39.45 | 40.02 | -0.57 |