| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.48 | 0.41 | 0.07 |
| Feb | 0.40 | 0.34 | 0.06 |
| Mar | 0.44 | 0.45 | -0.01 |
| Apr | 0.98 | 1.04 | -0.06 |
| May | 1.68 | 1.74 | -0.06 |
| Jun | 2.58 | 2.73 | -0.15 |
| Jul | 1.13 | 1.23 | -0.10 |
| Aug | 0.99 | 1.07 | -0.08 |
| Sep | 0.96 | 1.03 | -0.07 |
| Oct | 0.77 | 0.71 | 0.06 |
| Nov | 0.57 | 0.53 | 0.04 |
| Dec | 0.47 | 0.38 | 0.09 |
11.45 | 11.66 | -0.21 |