| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.50 | 0.53 | -0.03 |
| Feb | 0.49 | 0.53 | -0.04 |
| Mar | 1.13 | 1.09 | 0.04 |
| Apr | 1.41 | 1.48 | -0.07 |
| May | 1.68 | 1.66 | 0.02 |
| Jun | 1.38 | 1.40 | -0.02 |
| Jul | 2.81 | 2.73 | 0.08 |
| Aug | 2.51 | 2.65 | -0.14 |
| Sep | 1.43 | 1.36 | 0.07 |
| Oct | 1.08 | 1.13 | -0.05 |
| Nov | 0.70 | 0.75 | -0.05 |
| Dec | 0.59 | 0.65 | -0.06 |
15.71 | 15.96 | -0.25 |