| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 9.08 | 9.57 | -0.49 |
| Feb | 7.51 | 6.45 | 1.06 |
| Mar | 7.01 | 6.58 | 0.43 |
| Apr | 4.30 | 4.21 | 0.09 |
| May | 2.52 | 2.27 | 0.25 |
| Jun | 1.69 | 1.50 | 0.19 |
| Jul | 0.49 | 0.41 | 0.08 |
| Aug | 0.69 | 0.56 | 0.13 |
| Sep | 2.01 | 1.75 | 0.26 |
| Oct | 5.25 | 4.58 | 0.67 |
| Nov | 9.86 | 9.04 | 0.82 |
| Dec | 11.32 | 11.23 | 0.09 |
61.73 | 58.15 | 3.58 |