| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 7.80 | 7.52 | 0.28 |
| Feb | 6.03 | 5.66 | 0.37 |
| Mar | 6.36 | 6.07 | 0.29 |
| Apr | 5.16 | 4.87 | 0.29 |
| May | 3.60 | 3.56 | 0.04 |
| Jun | 2.58 | 2.57 | 0.01 |
| Jul | 0.62 | 0.63 | -0.01 |
| Aug | 0.80 | 0.74 | 0.06 |
| Sep | 2.15 | 2.13 | 0.02 |
| Oct | 5.47 | 5.22 | 0.25 |
| Nov | 8.53 | 7.85 | 0.68 |
| Dec | 8.87 | 8.47 | 0.40 |
57.97 | 55.29 | 2.68 |