| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.83 | 2.97 | -0.14 |
| Feb | 2.23 | 2.33 | -0.10 |
| Mar | 3.29 | 3.36 | -0.07 |
| Apr | 3.98 | 4.01 | -0.03 |
| May | 4.55 | 4.39 | 0.16 |
| Jun | 4.45 | 4.40 | 0.05 |
| Jul | 4.51 | 4.29 | 0.22 |
| Aug | 3.16 | 3.12 | 0.04 |
| Sep | 3.06 | 3.01 | 0.05 |
| Oct | 2.71 | 2.76 | -0.05 |
| Nov | 2.82 | 2.90 | -0.08 |
| Dec | 2.95 | 3.01 | -0.06 |
40.54 | 40.55 | -0.01 |