| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 8.54 | 8.65 | -0.11 |
| Feb | 8.36 | 8.34 | 0.02 |
| Mar | 6.22 | 6.20 | 0.02 |
| Apr | 2.94 | 2.87 | 0.07 |
| May | 1.55 | 1.58 | -0.03 |
| Jun | 0.29 | 0.34 | -0.05 |
| Jul | 0.01 | 0.03 | -0.02 |
| Aug | 0.03 | 0.08 | -0.05 |
| Sep | 0.16 | 0.15 | 0.01 |
| Oct | 1.90 | 1.87 | 0.03 |
| Nov | 4.41 | 4.44 | -0.03 |
| Dec | 9.24 | 9.62 | -0.38 |
43.65 | 44.17 | -0.52 |