| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 10.25 | 6.93 | 3.32 |
| Feb | 8.60 | 6.07 | 2.53 |
| Mar | 8.11 | 6.14 | 1.97 |
| Apr | 4.62 | 4.09 | 0.53 |
| May | 2.06 | 1.96 | 0.10 |
| Jun | 0.72 | 0.89 | -0.17 |
| Jul | 0.13 | 0.21 | -0.08 |
| Aug | 0.16 | 0.18 | -0.02 |
| Sep | 0.70 | 0.67 | 0.03 |
| Oct | 3.11 | 2.44 | 0.67 |
| Nov | 6.97 | 5.05 | 1.92 |
| Dec | 11.63 | 8.45 | 3.18 |
57.06 | 43.08 | 13.98 |