| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.31 | 7.11 | -0.80 |
| Feb | 4.87 | 5.54 | -0.67 |
| Mar | 4.88 | 5.36 | -0.48 |
| Apr | 3.57 | 3.73 | -0.16 |
| May | 2.34 | 2.31 | 0.03 |
| Jun | 1.17 | 1.23 | -0.06 |
| Jul | 0.30 | 0.33 | -0.03 |
| Aug | 0.34 | 0.33 | 0.01 |
| Sep | 1.23 | 1.33 | -0.10 |
| Oct | 3.25 | 3.28 | -0.03 |
| Nov | 6.29 | 6.74 | -0.45 |
| Dec | 7.72 | 8.74 | -1.02 |
42.27 | 46.03 | -3.76 |