| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.33 | 1.30 | 0.03 |
| Feb | 1.31 | 1.21 | 0.10 |
| Mar | 0.95 | 0.84 | 0.11 |
| Apr | 0.36 | 0.32 | 0.04 |
| May | 0.22 | 0.22 | 0.00 |
| Jun | 0.21 | 0.30 | -0.09 |
| Jul | 2.00 | 2.21 | -0.21 |
| Aug | 2.34 | 2.68 | -0.34 |
| Sep | 1.49 | 1.26 | 0.23 |
| Oct | 0.67 | 0.87 | -0.20 |
| Nov | 0.84 | 0.78 | 0.06 |
| Dec | 1.47 | 1.37 | 0.10 |
13.19 | 13.36 | -0.17 |