| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.78 | 7.76 | 0.02 |
| Feb | 5.59 | 5.85 | -0.26 |
| Mar | 5.42 | 5.40 | 0.02 |
| Apr | 3.72 | 3.79 | -0.07 |
| May | 2.09 | 2.27 | -0.18 |
| Jun | 1.16 | 1.33 | -0.17 |
| Jul | 0.24 | 0.28 | -0.04 |
| Aug | 0.40 | 0.42 | -0.02 |
| Sep | 1.33 | 1.39 | -0.06 |
| Oct | 3.76 | 3.79 | -0.03 |
| Nov | 7.27 | 7.21 | 0.06 |
| Dec | 9.30 | 9.30 | 0.00 |
48.06 | 48.79 | -0.73 |