| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.44 | 0.47 | -0.03 |
| Feb | 0.62 | 0.65 | -0.03 |
| Mar | 1.15 | 1.23 | -0.08 |
| Apr | 2.44 | 2.81 | -0.37 |
| May | 3.73 | 4.00 | -0.27 |
| Jun | 3.88 | 3.89 | -0.01 |
| Jul | 3.22 | 3.31 | -0.09 |
| Aug | 2.60 | 2.78 | -0.18 |
| Sep | 1.94 | 1.83 | 0.11 |
| Oct | 1.88 | 1.93 | -0.05 |
| Nov | 0.69 | 0.73 | -0.04 |
| Dec | 0.54 | 0.56 | -0.02 |
23.13 | 24.19 | -1.06 |