| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.68 | 2.69 | -0.01 |
| Feb | 2.49 | 2.54 | -0.05 |
| Mar | 4.11 | 4.25 | -0.14 |
| Apr | 4.80 | 4.91 | -0.11 |
| May | 5.82 | 5.44 | 0.38 |
| Jun | 4.25 | 3.98 | 0.27 |
| Jul | 3.74 | 4.13 | -0.39 |
| Aug | 3.20 | 3.24 | -0.04 |
| Sep | 4.26 | 4.34 | -0.08 |
| Oct | 3.94 | 3.84 | 0.10 |
| Nov | 3.95 | 3.93 | 0.02 |
| Dec | 3.06 | 3.09 | -0.03 |
46.30 | 46.38 | -0.08 |