| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.45 | 0.42 | 0.03 |
| Feb | 0.37 | 0.33 | 0.04 |
| Mar | 0.44 | 0.41 | 0.03 |
| Apr | 0.97 | 0.94 | 0.03 |
| May | 1.68 | 1.67 | 0.01 |
| Jun | 2.64 | 2.65 | -0.01 |
| Jul | 1.12 | 1.28 | -0.16 |
| Aug | 1.05 | 1.08 | -0.03 |
| Sep | 1.01 | 0.99 | 0.02 |
| Oct | 0.74 | 0.68 | 0.06 |
| Nov | 0.53 | 0.52 | 0.01 |
| Dec | 0.40 | 0.38 | 0.02 |
11.40 | 11.35 | 0.05 |