| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.95 | 6.17 | 0.78 |
| Feb | 5.03 | 4.84 | 0.19 |
| Mar | 5.15 | 4.85 | 0.30 |
| Apr | 3.55 | 3.47 | 0.08 |
| May | 2.46 | 2.44 | 0.02 |
| Jun | 1.41 | 1.59 | -0.18 |
| Jul | 0.32 | 0.34 | -0.02 |
| Aug | 0.49 | 0.45 | 0.04 |
| Sep | 1.55 | 1.54 | 0.01 |
| Oct | 3.89 | 3.82 | 0.07 |
| Nov | 6.77 | 6.34 | 0.43 |
| Dec | 7.86 | 7.58 | 0.28 |
45.43 | 43.43 | 2.00 |