| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.46 | 6.07 | 0.39 |
| Feb | 4.66 | 4.74 | -0.08 |
| Mar | 4.76 | 4.79 | -0.03 |
| Apr | 3.36 | 3.35 | 0.01 |
| May | 2.43 | 2.38 | 0.05 |
| Jun | 1.40 | 1.56 | -0.16 |
| Jul | 0.32 | 0.34 | -0.02 |
| Aug | 0.49 | 0.44 | 0.05 |
| Sep | 1.51 | 1.51 | 0.00 |
| Oct | 3.67 | 3.73 | -0.06 |
| Nov | 6.32 | 6.28 | 0.04 |
| Dec | 7.29 | 7.49 | -0.20 |
42.67 | 42.68 | -0.01 |