| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.92 | 2.10 | -0.18 |
| Feb | 1.85 | 1.99 | -0.14 |
| Mar | 2.37 | 2.32 | 0.05 |
| Apr | 3.83 | 3.87 | -0.04 |
| May | 4.76 | 4.71 | 0.05 |
| Jun | 4.49 | 4.42 | 0.07 |
| Jul | 3.75 | 3.78 | -0.03 |
| Aug | 3.91 | 4.06 | -0.15 |
| Sep | 3.31 | 3.27 | 0.04 |
| Oct | 3.47 | 3.51 | -0.04 |
| Nov | 2.55 | 2.65 | -0.10 |
| Dec | 2.12 | 2.21 | -0.09 |
38.33 | 38.89 | -0.56 |