| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.52 | 1.50 | 0.02 |
| Feb | 1.79 | 1.86 | -0.07 |
| Mar | 2.48 | 2.50 | -0.02 |
| Apr | 3.70 | 3.71 | -0.01 |
| May | 5.17 | 5.04 | 0.13 |
| Jun | 4.99 | 4.94 | 0.05 |
| Jul | 4.27 | 4.16 | 0.11 |
| Aug | 3.70 | 3.79 | -0.09 |
| Sep | 3.89 | 3.84 | 0.05 |
| Oct | 3.13 | 3.04 | 0.09 |
| Nov | 2.37 | 2.43 | -0.06 |
| Dec | 1.84 | 1.92 | -0.08 |
38.85 | 38.73 | 0.12 |