| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 15.30 | 15.88 | -0.58 |
| Feb | 9.96 | 9.49 | 0.47 |
| Mar | 12.10 | 11.69 | 0.41 |
| Apr | 6.49 | 6.63 | -0.14 |
| May | 3.65 | 3.29 | 0.36 |
| Jun | 2.31 | 2.21 | 0.10 |
| Jul | 0.92 | 0.95 | -0.03 |
| Aug | 1.42 | 1.45 | -0.03 |
| Sep | 3.42 | 3.45 | -0.03 |
| Oct | 10.50 | 9.77 | 0.73 |
| Nov | 17.00 | 17.88 | -0.88 |
| Dec | 15.46 | 15.93 | -0.47 |
98.53 | 98.62 | -0.09 |