| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.67 | 6.71 | -0.04 |
| Feb | 6.60 | 7.20 | -0.60 |
| Mar | 4.66 | 4.46 | 0.20 |
| Apr | 2.09 | 1.95 | 0.14 |
| May | 0.96 | 0.95 | 0.01 |
| Jun | 0.23 | 0.22 | 0.01 |
| Jul | 0.01 | 0.00 | 0.01 |
| Aug | 0.08 | 0.04 | 0.04 |
| Sep | 0.09 | 0.08 | 0.01 |
| Oct | 1.55 | 1.39 | 0.16 |
| Nov | 3.58 | 3.40 | 0.18 |
| Dec | 7.27 | 7.54 | -0.27 |
33.79 | 33.94 | -0.15 |