| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.61 | 3.63 | -0.02 |
| Feb | 2.54 | 2.63 | -0.09 |
| Mar | 2.95 | 3.34 | -0.39 |
| Apr | 3.53 | 4.20 | -0.67 |
| May | 3.88 | 4.31 | -0.43 |
| Jun | 4.10 | 3.96 | 0.14 |
| Jul | 4.33 | 4.55 | -0.22 |
| Aug | 3.77 | 3.37 | 0.40 |
| Sep | 4.56 | 4.76 | -0.20 |
| Oct | 4.75 | 5.05 | -0.30 |
| Nov | 3.87 | 4.70 | -0.83 |
| Dec | 3.94 | 4.03 | -0.09 |
45.83 | 48.53 | -2.70 |