| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 10.48 | 10.57 | -0.09 |
| Feb | 10.10 | 10.34 | -0.24 |
| Mar | 7.11 | 7.98 | -0.87 |
| Apr | 3.78 | 3.68 | 0.10 |
| May | 1.71 | 2.04 | -0.33 |
| Jun | 0.44 | 0.64 | -0.20 |
| Jul | 0.02 | 0.03 | -0.01 |
| Aug | 0.05 | 0.10 | -0.05 |
| Sep | 0.19 | 0.21 | -0.02 |
| Oct | 2.39 | 2.62 | -0.23 |
| Nov | 5.73 | 5.45 | 0.28 |
| Dec | 11.15 | 11.89 | -0.74 |
53.15 | 55.55 | -2.40 |