| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.12 | 2.27 | -0.15 |
| Feb | 2.06 | 2.13 | -0.07 |
| Mar | 3.11 | 3.20 | -0.09 |
| Apr | 4.66 | 4.75 | -0.09 |
| May | 5.12 | 5.24 | -0.12 |
| Jun | 4.29 | 4.51 | -0.22 |
| Jul | 4.22 | 4.27 | -0.05 |
| Aug | 3.96 | 4.02 | -0.06 |
| Sep | 4.02 | 4.28 | -0.26 |
| Oct | 3.52 | 3.58 | -0.06 |
| Nov | 3.19 | 3.27 | -0.08 |
| Dec | 2.24 | 2.33 | -0.09 |
42.51 | 43.85 | -1.34 |