| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.44 | 0.40 | 0.04 |
| Feb | 0.46 | 0.43 | 0.03 |
| Mar | 0.52 | 0.56 | -0.04 |
| Apr | 0.53 | 0.52 | 0.01 |
| May | 0.45 | 0.46 | -0.01 |
| Jun | 0.51 | 0.49 | 0.02 |
| Jul | 1.53 | 1.44 | 0.09 |
| Aug | 1.54 | 1.44 | 0.10 |
| Sep | 1.18 | 1.15 | 0.03 |
| Oct | 0.95 | 0.97 | -0.02 |
| Nov | 0.60 | 0.59 | 0.01 |
| Dec | 0.60 | 0.58 | 0.02 |
9.31 | 9.03 | 0.28 |