| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.67 | 0.74 | -0.07 |
| Feb | 0.75 | 0.84 | -0.09 |
| Mar | 1.43 | 1.49 | -0.06 |
| Apr | 2.68 | 2.74 | -0.06 |
| May | 3.88 | 4.06 | -0.18 |
| Jun | 4.60 | 4.52 | 0.08 |
| Jul | 3.75 | 3.79 | -0.04 |
| Aug | 3.96 | 4.23 | -0.27 |
| Sep | 3.23 | 3.15 | 0.08 |
| Oct | 2.41 | 2.47 | -0.06 |
| Nov | 1.42 | 1.45 | -0.03 |
| Dec | 0.97 | 1.07 | -0.10 |
29.75 | 30.55 | -0.80 |