| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.74 | 1.85 | -0.11 |
| Feb | 1.77 | 1.80 | -0.03 |
| Mar | 2.26 | 2.29 | -0.03 |
| Apr | 3.70 | 3.73 | -0.03 |
| May | 4.74 | 4.87 | -0.13 |
| Jun | 4.51 | 4.39 | 0.12 |
| Jul | 3.84 | 3.80 | 0.04 |
| Aug | 3.88 | 3.95 | -0.07 |
| Sep | 3.36 | 3.44 | -0.08 |
| Oct | 3.29 | 3.26 | 0.03 |
| Nov | 2.50 | 2.52 | -0.02 |
| Dec | 2.02 | 2.15 | -0.13 |
37.61 | 38.05 | -0.44 |