| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.19 | 2.26 | -0.07 |
| Feb | 1.43 | 1.67 | -0.24 |
| Mar | 1.93 | 2.00 | -0.07 |
| Apr | 3.00 | 3.12 | -0.12 |
| May | 3.13 | 3.19 | -0.06 |
| Jun | 3.05 | 3.04 | 0.01 |
| Jul | 3.01 | 2.97 | 0.04 |
| Aug | 2.97 | 3.08 | -0.11 |
| Sep | 3.48 | 3.88 | -0.40 |
| Oct | 4.04 | 3.98 | 0.06 |
| Nov | 2.84 | 2.95 | -0.11 |
| Dec | 2.25 | 2.33 | -0.08 |
33.32 | 34.47 | -1.15 |