| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 8.85 | 8.38 | 0.47 |
| Feb | 7.62 | 6.82 | 0.80 |
| Mar | 7.77 | 6.94 | 0.83 |
| Apr | 4.91 | 4.56 | 0.35 |
| May | 2.52 | 2.37 | 0.15 |
| Jun | 1.04 | 1.04 | 0.00 |
| Jul | 0.19 | 0.22 | -0.03 |
| Aug | 0.24 | 0.22 | 0.02 |
| Sep | 0.92 | 0.95 | -0.03 |
| Oct | 3.48 | 3.18 | 0.30 |
| Nov | 6.70 | 5.97 | 0.73 |
| Dec | 10.75 | 9.53 | 1.22 |
54.99 | 50.18 | 4.81 |