| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.67 | 8.08 | -0.41 |
| Feb | 8.12 | 7.77 | 0.35 |
| Mar | 7.47 | 6.72 | 0.75 |
| Apr | 3.13 | 3.33 | -0.20 |
| May | 1.88 | 2.19 | -0.31 |
| Jun | 1.01 | 1.08 | -0.07 |
| Jul | 0.04 | 0.11 | -0.07 |
| Aug | 0.11 | 0.12 | -0.01 |
| Sep | 0.44 | 0.43 | 0.01 |
| Oct | 2.25 | 2.05 | 0.20 |
| Nov | 4.74 | 4.76 | -0.02 |
| Dec | 8.43 | 8.22 | 0.21 |
45.29 | 44.86 | 0.43 |