| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.42 | 0.58 | -0.16 |
| Feb | 0.50 | 0.63 | -0.13 |
| Mar | 1.08 | 1.34 | -0.26 |
| Apr | 1.84 | 2.16 | -0.32 |
| May | 2.40 | 2.41 | -0.01 |
| Jun | 2.01 | 2.22 | -0.21 |
| Jul | 2.38 | 2.46 | -0.08 |
| Aug | 2.12 | 2.25 | -0.13 |
| Sep | 1.21 | 1.40 | -0.19 |
| Oct | 0.93 | 1.11 | -0.18 |
| Nov | 0.68 | 0.82 | -0.14 |
| Dec | 0.46 | 0.61 | -0.15 |
16.03 | 17.99 | -1.96 |