| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.71 | 9.30 | 0.41 |
| Feb | 9.50 | 9.79 | -0.29 |
| Mar | 6.59 | 6.43 | 0.16 |
| Apr | 3.48 | 3.02 | 0.46 |
| May | 1.51 | 1.69 | -0.18 |
| Jun | 0.42 | 0.39 | 0.03 |
| Jul | 0.02 | 0.02 | 0.00 |
| Aug | 0.05 | 0.09 | -0.04 |
| Sep | 0.17 | 0.17 | 0.00 |
| Oct | 2.10 | 2.09 | 0.01 |
| Nov | 5.32 | 4.93 | 0.39 |
| Dec | 10.26 | 10.26 | 0.00 |
49.13 | 48.18 | 0.95 |