| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.46 | 2.63 | -0.17 |
| Feb | 2.45 | 2.54 | -0.09 |
| Mar | 3.78 | 3.90 | -0.12 |
| Apr | 4.65 | 4.85 | -0.20 |
| May | 5.23 | 5.49 | -0.26 |
| Jun | 4.16 | 4.38 | -0.22 |
| Jul | 4.12 | 4.19 | -0.07 |
| Aug | 3.97 | 4.09 | -0.12 |
| Sep | 3.79 | 3.95 | -0.16 |
| Oct | 3.24 | 3.26 | -0.02 |
| Nov | 3.68 | 3.82 | -0.14 |
| Dec | 2.57 | 2.72 | -0.15 |
44.10 | 45.82 | -1.72 |