| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.72 | 0.70 | 0.02 |
| Feb | 0.73 | 0.70 | 0.03 |
| Mar | 1.41 | 1.39 | 0.02 |
| Apr | 2.45 | 2.49 | -0.04 |
| May | 3.43 | 3.38 | 0.05 |
| Jun | 4.39 | 4.41 | -0.02 |
| Jul | 4.32 | 4.16 | 0.16 |
| Aug | 3.64 | 3.52 | 0.12 |
| Sep | 2.87 | 2.87 | 0.00 |
| Oct | 2.69 | 2.73 | -0.04 |
| Nov | 1.25 | 1.21 | 0.04 |
| Dec | 0.87 | 0.91 | -0.04 |
28.77 | 28.47 | 0.30 |