| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.86 | 2.06 | -0.20 |
| Feb | 1.82 | 1.96 | -0.14 |
| Mar | 2.33 | 2.29 | 0.04 |
| Apr | 3.83 | 3.82 | 0.01 |
| May | 4.75 | 4.72 | 0.03 |
| Jun | 4.45 | 4.40 | 0.05 |
| Jul | 3.75 | 3.74 | 0.01 |
| Aug | 3.89 | 4.04 | -0.15 |
| Sep | 3.31 | 3.28 | 0.03 |
| Oct | 3.38 | 3.45 | -0.07 |
| Nov | 2.51 | 2.61 | -0.10 |
| Dec | 2.08 | 2.18 | -0.10 |
37.96 | 38.55 | -0.59 |