| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.41 | 1.47 | -0.06 |
| Feb | 1.64 | 1.65 | -0.01 |
| Mar | 2.87 | 2.79 | 0.08 |
| Apr | 4.54 | 4.56 | -0.02 |
| May | 6.29 | 6.34 | -0.05 |
| Jun | 5.49 | 5.60 | -0.11 |
| Jul | 4.44 | 4.56 | -0.12 |
| Aug | 3.95 | 3.91 | 0.04 |
| Sep | 4.37 | 4.39 | -0.02 |
| Oct | 3.52 | 3.62 | -0.10 |
| Nov | 2.60 | 2.60 | 0.00 |
| Dec | 1.95 | 1.99 | -0.04 |
43.07 | 43.48 | -0.41 |