| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.68 | 4.20 | 0.48 |
| Feb | 4.24 | 4.17 | 0.07 |
| Mar | 3.38 | 3.41 | -0.03 |
| Apr | 1.92 | 1.86 | 0.06 |
| May | 1.02 | 1.06 | -0.04 |
| Jun | 0.27 | 0.29 | -0.02 |
| Jul | 0.01 | 0.00 | 0.01 |
| Aug | 0.03 | 0.03 | 0.00 |
| Sep | 0.14 | 0.12 | 0.02 |
| Oct | 1.07 | 1.14 | -0.07 |
| Nov | 2.46 | 2.12 | 0.34 |
| Dec | 3.98 | 4.07 | -0.09 |
23.20 | 22.47 | 0.73 |