| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.45 | 0.59 | -0.14 |
| Feb | 0.48 | 0.65 | -0.17 |
| Mar | 1.08 | 1.42 | -0.34 |
| Apr | 1.82 | 2.23 | -0.41 |
| May | 2.17 | 2.37 | -0.20 |
| Jun | 1.93 | 1.99 | -0.06 |
| Jul | 2.38 | 2.17 | 0.21 |
| Aug | 1.92 | 2.12 | -0.20 |
| Sep | 1.22 | 1.42 | -0.20 |
| Oct | 1.03 | 1.17 | -0.14 |
| Nov | 0.67 | 0.88 | -0.21 |
| Dec | 0.46 | 0.64 | -0.18 |
15.61 | 17.65 | -2.04 |