| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.91 | 1.92 | -0.01 |
| Feb | 1.73 | 1.79 | -0.06 |
| Mar | 2.36 | 2.41 | -0.05 |
| Apr | 2.33 | 2.48 | -0.15 |
| May | 3.82 | 3.65 | 0.17 |
| Jun | 3.21 | 3.20 | 0.01 |
| Jul | 2.14 | 2.35 | -0.21 |
| Aug | 2.34 | 2.34 | 0.00 |
| Sep | 3.50 | 3.49 | 0.01 |
| Oct | 3.14 | 3.47 | -0.33 |
| Nov | 2.19 | 2.48 | -0.29 |
| Dec | 1.92 | 2.20 | -0.28 |
30.59 | 31.78 | -1.19 |