| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.00 | 2.08 | -0.08 |
| Feb | 2.03 | 2.15 | -0.12 |
| Mar | 3.31 | 3.37 | -0.06 |
| Apr | 4.83 | 4.82 | 0.01 |
| May | 5.86 | 5.97 | -0.11 |
| Jun | 4.96 | 4.74 | 0.22 |
| Jul | 3.88 | 4.15 | -0.27 |
| Aug | 3.52 | 3.57 | -0.05 |
| Sep | 4.31 | 4.35 | -0.04 |
| Oct | 3.52 | 3.58 | -0.06 |
| Nov | 3.33 | 3.39 | -0.06 |
| Dec | 2.50 | 2.49 | 0.01 |
44.05 | 44.66 | -0.61 |