| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.37 | 0.32 | 0.05 |
| Feb | 0.36 | 0.36 | 0.00 |
| Mar | 0.83 | 0.75 | 0.08 |
| Apr | 1.33 | 1.31 | 0.02 |
| May | 1.59 | 1.63 | -0.04 |
| Jun | 1.47 | 1.50 | -0.03 |
| Jul | 2.25 | 2.13 | 0.12 |
| Aug | 1.84 | 1.86 | -0.02 |
| Sep | 0.87 | 0.77 | 0.10 |
| Oct | 0.99 | 1.01 | -0.02 |
| Nov | 0.49 | 0.43 | 0.06 |
| Dec | 0.41 | 0.39 | 0.02 |
12.80 | 12.46 | 0.34 |