| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.53 | 0.54 | -0.01 |
| Feb | 0.40 | 0.35 | 0.05 |
| Mar | 0.86 | 0.90 | -0.04 |
| Apr | 0.75 | 0.78 | -0.03 |
| May | 1.78 | 1.86 | -0.08 |
| Jun | 2.08 | 2.35 | -0.27 |
| Jul | 2.51 | 2.54 | -0.03 |
| Aug | 2.74 | 2.79 | -0.05 |
| Sep | 2.02 | 2.00 | 0.02 |
| Oct | 1.83 | 1.96 | -0.13 |
| Nov | 0.49 | 0.62 | -0.13 |
| Dec | 0.65 | 0.63 | 0.02 |
16.64 | 17.32 | -0.68 |