| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.69 | 0.88 | -0.19 |
| Feb | 0.89 | 1.15 | -0.26 |
| Mar | 1.76 | 2.01 | -0.25 |
| Apr | 2.64 | 2.92 | -0.28 |
| May | 2.61 | 2.70 | -0.09 |
| Jun | 1.82 | 1.85 | -0.03 |
| Jul | 2.31 | 2.60 | -0.29 |
| Aug | 2.26 | 2.25 | 0.01 |
| Sep | 1.68 | 1.78 | -0.10 |
| Oct | 1.23 | 1.35 | -0.12 |
| Nov | 0.92 | 1.07 | -0.15 |
| Dec | 0.67 | 0.96 | -0.29 |
19.48 | 21.52 | -2.04 |