| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.43 | 1.46 | -0.03 |
| Feb | 1.65 | 1.71 | -0.06 |
| Mar | 2.43 | 2.47 | -0.04 |
| Apr | 3.69 | 3.62 | 0.07 |
| May | 4.66 | 4.73 | -0.07 |
| Jun | 4.77 | 4.73 | 0.04 |
| Jul | 4.03 | 4.22 | -0.19 |
| Aug | 3.95 | 3.87 | 0.08 |
| Sep | 3.40 | 3.37 | 0.03 |
| Oct | 2.79 | 2.73 | 0.06 |
| Nov | 2.25 | 2.20 | 0.05 |
| Dec | 1.85 | 1.94 | -0.09 |
36.90 | 37.05 | -0.15 |