| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.09 | 6.04 | 0.05 |
| Feb | 4.71 | 4.73 | -0.02 |
| Mar | 4.80 | 4.79 | 0.01 |
| Apr | 3.71 | 3.58 | 0.13 |
| May | 2.64 | 2.54 | 0.10 |
| Jun | 1.37 | 1.28 | 0.09 |
| Jul | 0.33 | 0.34 | -0.01 |
| Aug | 0.39 | 0.37 | 0.02 |
| Sep | 1.37 | 1.39 | -0.02 |
| Oct | 3.39 | 3.34 | 0.05 |
| Nov | 6.16 | 6.03 | 0.13 |
| Dec | 7.33 | 7.46 | -0.13 |
42.29 | 41.89 | 0.40 |