| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.77 | 3.05 | -0.28 |
| Feb | 2.43 | 2.73 | -0.30 |
| Mar | 3.00 | 3.25 | -0.25 |
| Apr | 3.49 | 3.58 | -0.09 |
| May | 3.53 | 3.54 | -0.01 |
| Jun | 4.00 | 3.96 | 0.04 |
| Jul | 4.06 | 3.97 | 0.09 |
| Aug | 3.76 | 3.84 | -0.08 |
| Sep | 3.66 | 3.63 | 0.03 |
| Oct | 4.19 | 4.23 | -0.04 |
| Nov | 3.38 | 3.53 | -0.15 |
| Dec | 3.28 | 3.58 | -0.30 |
41.55 | 42.89 | -1.34 |