| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.67 | 0.75 | -0.08 |
| Feb | 0.68 | 0.82 | -0.14 |
| Mar | 1.39 | 1.73 | -0.34 |
| Apr | 2.20 | 2.86 | -0.66 |
| May | 2.14 | 2.38 | -0.24 |
| Jun | 1.75 | 1.87 | -0.12 |
| Jul | 2.45 | 2.44 | 0.01 |
| Aug | 2.15 | 2.43 | -0.28 |
| Sep | 1.33 | 1.44 | -0.11 |
| Oct | 1.06 | 1.34 | -0.28 |
| Nov | 0.78 | 1.07 | -0.29 |
| Dec | 0.66 | 0.85 | -0.19 |
17.26 | 19.98 | -2.72 |