| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.71 | 0.65 | 0.06 |
| Feb | 1.08 | 1.10 | -0.02 |
| Mar | 1.98 | 2.00 | -0.02 |
| Apr | 3.27 | 3.30 | -0.03 |
| May | 4.97 | 5.04 | -0.07 |
| Jun | 4.94 | 5.14 | -0.20 |
| Jul | 4.44 | 4.37 | 0.07 |
| Aug | 4.17 | 4.14 | 0.03 |
| Sep | 2.99 | 3.06 | -0.07 |
| Oct | 2.40 | 2.43 | -0.03 |
| Nov | 1.50 | 1.52 | -0.02 |
| Dec | 1.20 | 1.21 | -0.01 |
33.65 | 33.96 | -0.31 |