| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.71 | 0.75 | -0.04 |
| Feb | 0.84 | 0.82 | 0.02 |
| Mar | 1.58 | 1.64 | -0.06 |
| Apr | 3.00 | 2.84 | 0.16 |
| May | 4.07 | 4.15 | -0.08 |
| Jun | 4.85 | 5.26 | -0.41 |
| Jul | 3.92 | 3.83 | 0.09 |
| Aug | 3.84 | 3.84 | 0.00 |
| Sep | 3.16 | 3.25 | -0.09 |
| Oct | 2.33 | 2.49 | -0.16 |
| Nov | 1.45 | 1.38 | 0.07 |
| Dec | 0.97 | 1.03 | -0.06 |
30.72 | 31.28 | -0.56 |