| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.03 | 2.54 | -0.51 |
| Feb | 1.77 | 2.11 | -0.34 |
| Mar | 1.71 | 2.01 | -0.30 |
| Apr | 0.91 | 1.01 | -0.10 |
| May | 0.40 | 0.50 | -0.10 |
| Jun | 0.12 | 0.21 | -0.09 |
| Jul | 0.01 | 0.02 | -0.01 |
| Aug | 0.01 | 0.00 | 0.01 |
| Sep | 0.05 | 0.07 | -0.02 |
| Oct | 0.50 | 0.54 | -0.04 |
| Nov | 0.86 | 0.95 | -0.09 |
| Dec | 1.67 | 2.04 | -0.37 |
10.04 | 12.00 | -1.96 |