| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.29 | 0.30 | -0.01 |
| Feb | 0.35 | 0.33 | 0.02 |
| Mar | 0.78 | 0.72 | 0.06 |
| Apr | 1.48 | 1.49 | -0.01 |
| May | 1.49 | 1.55 | -0.06 |
| Jun | 1.17 | 1.20 | -0.03 |
| Jul | 1.80 | 1.79 | 0.01 |
| Aug | 1.98 | 2.13 | -0.15 |
| Sep | 0.84 | 0.65 | 0.19 |
| Oct | 0.84 | 0.75 | 0.09 |
| Nov | 0.54 | 0.44 | 0.10 |
| Dec | 0.27 | 0.27 | 0.00 |
11.83 | 11.62 | 0.21 |