| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.35 | 5.89 | -1.54 |
| Feb | 2.98 | 3.61 | -0.63 |
| Mar | 3.35 | 4.44 | -1.09 |
| Apr | 2.33 | 2.87 | -0.54 |
| May | 1.69 | 1.96 | -0.27 |
| Jun | 1.41 | 1.62 | -0.21 |
| Jul | 0.67 | 0.73 | -0.06 |
| Aug | 0.79 | 0.90 | -0.11 |
| Sep | 1.41 | 1.58 | -0.17 |
| Oct | 2.99 | 3.38 | -0.39 |
| Nov | 4.97 | 6.01 | -1.04 |
| Dec | 4.75 | 6.20 | -1.45 |
31.69 | 39.19 | -7.50 |