| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.26 | 6.54 | -0.28 |
| Feb | 4.81 | 5.04 | -0.23 |
| Mar | 5.37 | 5.78 | -0.41 |
| Apr | 4.74 | 4.90 | -0.16 |
| May | 3.29 | 3.36 | -0.07 |
| Jun | 1.75 | 1.78 | -0.03 |
| Jul | 0.42 | 0.42 | 0.00 |
| Aug | 0.54 | 0.54 | 0.00 |
| Sep | 1.59 | 1.51 | 0.08 |
| Oct | 3.84 | 3.76 | 0.08 |
| Nov | 6.52 | 7.08 | -0.56 |
| Dec | 7.46 | 7.97 | -0.51 |
46.59 | 48.68 | -2.09 |