| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.45 | 2.72 | -0.27 |
| Feb | 2.06 | 2.29 | -0.23 |
| Mar | 2.01 | 2.26 | -0.25 |
| Apr | 1.04 | 1.09 | -0.05 |
| May | 0.44 | 0.54 | -0.10 |
| Jun | 0.15 | 0.23 | -0.08 |
| Jul | 0.01 | 0.03 | -0.02 |
| Aug | 0.01 | 0.01 | 0.00 |
| Sep | 0.06 | 0.07 | -0.01 |
| Oct | 0.59 | 0.60 | -0.01 |
| Nov | 1.05 | 1.03 | 0.02 |
| Dec | 1.98 | 2.18 | -0.20 |
11.85 | 13.05 | -1.20 |