| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.32 | 4.31 | 0.01 |
| Feb | 4.58 | 4.83 | -0.25 |
| Mar | 5.05 | 5.11 | -0.06 |
| Apr | 4.88 | 5.22 | -0.34 |
| May | 5.19 | 5.67 | -0.48 |
| Jun | 5.01 | 4.46 | 0.55 |
| Jul | 4.33 | 4.89 | -0.56 |
| Aug | 3.77 | 3.63 | 0.14 |
| Sep | 3.70 | 3.93 | -0.23 |
| Oct | 3.64 | 3.97 | -0.33 |
| Nov | 4.02 | 3.90 | 0.12 |
| Dec | 4.92 | 5.15 | -0.23 |
53.41 | 55.07 | -1.66 |