| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.29 | 6.82 | 0.47 |
| Feb | 6.47 | 6.14 | 0.33 |
| Mar | 5.28 | 5.59 | -0.31 |
| Apr | 2.54 | 2.70 | -0.16 |
| May | 1.40 | 1.31 | 0.09 |
| Jun | 0.41 | 0.41 | 0.00 |
| Jul | 0.02 | 0.04 | -0.02 |
| Aug | 0.08 | 0.06 | 0.02 |
| Sep | 0.21 | 0.18 | 0.03 |
| Oct | 1.83 | 1.71 | 0.12 |
| Nov | 4.07 | 3.96 | 0.11 |
| Dec | 7.53 | 7.52 | 0.01 |
37.13 | 36.44 | 0.69 |