| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.20 | 2.21 | -0.01 |
| Feb | 1.91 | 1.98 | -0.07 |
| Mar | 2.40 | 2.39 | 0.01 |
| Apr | 3.78 | 3.80 | -0.02 |
| May | 4.51 | 4.58 | -0.07 |
| Jun | 4.56 | 4.56 | 0.00 |
| Jul | 4.32 | 4.41 | -0.09 |
| Aug | 4.06 | 4.04 | 0.02 |
| Sep | 3.42 | 3.38 | 0.04 |
| Oct | 3.38 | 3.44 | -0.06 |
| Nov | 2.68 | 2.70 | -0.02 |
| Dec | 2.21 | 2.21 | 0.00 |
39.43 | 39.70 | -0.27 |