| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.69 | 0.69 | 0.00 |
| Feb | 0.86 | 0.81 | 0.05 |
| Mar | 1.55 | 1.50 | 0.05 |
| Apr | 2.61 | 2.67 | -0.06 |
| May | 4.89 | 5.02 | -0.13 |
| Jun | 4.25 | 4.31 | -0.06 |
| Jul | 3.87 | 3.79 | 0.08 |
| Aug | 3.37 | 3.43 | -0.06 |
| Sep | 2.65 | 2.87 | -0.22 |
| Oct | 2.24 | 2.33 | -0.09 |
| Nov | 1.27 | 1.29 | -0.02 |
| Dec | 1.06 | 0.99 | 0.07 |
29.31 | 29.70 | -0.39 |