| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.00 | 2.94 | 0.06 |
| Feb | 2.36 | 2.35 | 0.01 |
| Mar | 2.78 | 2.76 | 0.02 |
| Apr | 2.53 | 2.65 | -0.12 |
| May | 2.69 | 2.61 | 0.08 |
| Jun | 7.21 | 7.46 | -0.25 |
| Jul | 8.48 | 8.83 | -0.35 |
| Aug | 9.30 | 9.18 | 0.12 |
| Sep | 6.59 | 7.03 | -0.44 |
| Oct | 2.82 | 2.75 | 0.07 |
| Nov | 1.71 | 1.76 | -0.05 |
| Dec | 2.57 | 2.52 | 0.05 |
52.04 | 52.84 | -0.80 |