| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.43 | 0.48 | -0.05 |
| Feb | 0.41 | 0.50 | -0.09 |
| Mar | 0.87 | 1.13 | -0.26 |
| Apr | 1.55 | 1.83 | -0.28 |
| May | 2.14 | 2.68 | -0.54 |
| Jun | 1.77 | 2.20 | -0.43 |
| Jul | 3.23 | 2.82 | 0.41 |
| Aug | 2.65 | 3.30 | -0.65 |
| Sep | 1.34 | 1.93 | -0.59 |
| Oct | 0.79 | 0.86 | -0.07 |
| Nov | 0.47 | 0.57 | -0.10 |
| Dec | 0.33 | 0.43 | -0.10 |
15.98 | 18.73 | -2.75 |