| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.58 | 0.61 | -0.03 |
| Feb | 0.72 | 0.75 | -0.03 |
| Mar | 1.42 | 1.45 | -0.03 |
| Apr | 2.46 | 2.50 | -0.04 |
| May | 4.41 | 4.39 | 0.02 |
| Jun | 3.65 | 3.72 | -0.07 |
| Jul | 3.96 | 3.81 | 0.15 |
| Aug | 3.31 | 3.28 | 0.03 |
| Sep | 2.19 | 2.21 | -0.02 |
| Oct | 2.06 | 2.05 | 0.01 |
| Nov | 1.21 | 1.21 | 0.00 |
| Dec | 0.81 | 0.81 | 0.00 |
26.78 | 26.79 | -0.01 |