| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.03 | 1.08 | -0.05 |
| Feb | 1.42 | 1.49 | -0.07 |
| Mar | 2.18 | 2.26 | -0.08 |
| Apr | 3.83 | 3.91 | -0.08 |
| May | 5.39 | 5.45 | -0.06 |
| Jun | 5.25 | 5.29 | -0.04 |
| Jul | 4.51 | 4.61 | -0.10 |
| Aug | 4.27 | 4.27 | 0.00 |
| Sep | 3.85 | 3.93 | -0.08 |
| Oct | 2.90 | 2.91 | -0.01 |
| Nov | 2.16 | 2.06 | 0.10 |
| Dec | 1.48 | 1.53 | -0.05 |
38.27 | 38.79 | -0.52 |