| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.46 | 0.50 | -0.04 |
| Feb | 0.43 | 0.50 | -0.07 |
| Mar | 0.21 | 0.30 | -0.09 |
| Apr | 0.15 | 0.24 | -0.09 |
| May | 0.31 | 0.32 | -0.01 |
| Jun | 0.65 | 0.57 | 0.08 |
| Jul | 2.00 | 2.21 | -0.21 |
| Aug | 1.62 | 1.67 | -0.05 |
| Sep | 1.50 | 1.95 | -0.45 |
| Oct | 0.68 | 0.73 | -0.05 |
| Nov | 0.49 | 0.48 | 0.01 |
| Dec | 0.57 | 0.86 | -0.29 |
9.07 | 10.33 | -1.26 |