| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.67 | 0.69 | -0.02 |
| Feb | 0.71 | 0.75 | -0.04 |
| Mar | 1.51 | 1.38 | 0.13 |
| Apr | 2.50 | 2.46 | 0.04 |
| May | 3.48 | 3.31 | 0.17 |
| Jun | 4.41 | 4.41 | 0.00 |
| Jul | 3.76 | 3.69 | 0.07 |
| Aug | 3.89 | 3.82 | 0.07 |
| Sep | 2.87 | 2.82 | 0.05 |
| Oct | 2.36 | 2.29 | 0.07 |
| Nov | 1.19 | 1.20 | -0.01 |
| Dec | 0.85 | 0.84 | 0.01 |
28.20 | 27.66 | 0.54 |