| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.41 | 0.46 | -0.05 |
| Feb | 0.45 | 0.50 | -0.05 |
| Mar | 0.55 | 0.63 | -0.08 |
| Apr | 1.00 | 1.10 | -0.10 |
| May | 1.32 | 1.58 | -0.26 |
| Jun | 0.76 | 0.77 | -0.01 |
| Jul | 0.52 | 0.54 | -0.02 |
| Aug | 0.74 | 0.63 | 0.11 |
| Sep | 0.96 | 0.97 | -0.01 |
| Oct | 0.95 | 0.95 | 0.00 |
| Nov | 0.41 | 0.60 | -0.19 |
| Dec | 0.44 | 0.50 | -0.06 |
8.51 | 9.23 | -0.72 |