| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.03 | 3.02 | 0.01 |
| Feb | 2.46 | 2.47 | -0.01 |
| Mar | 2.84 | 2.75 | 0.09 |
| Apr | 2.57 | 2.69 | -0.12 |
| May | 2.70 | 2.50 | 0.20 |
| Jun | 7.38 | 7.52 | -0.14 |
| Jul | 8.81 | 9.13 | -0.32 |
| Aug | 9.36 | 9.33 | 0.03 |
| Sep | 6.57 | 7.05 | -0.48 |
| Oct | 2.87 | 2.75 | 0.12 |
| Nov | 1.74 | 1.81 | -0.07 |
| Dec | 2.58 | 2.57 | 0.01 |
52.91 | 53.59 | -0.68 |