| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.59 | 1.53 | 0.06 |
| Feb | 1.11 | 1.10 | 0.01 |
| Mar | 0.84 | 0.85 | -0.01 |
| Apr | 0.81 | 0.75 | 0.06 |
| May | 1.07 | 1.06 | 0.01 |
| Jun | 0.70 | 0.76 | -0.06 |
| Jul | 0.37 | 0.42 | -0.05 |
| Aug | 0.39 | 0.40 | -0.01 |
| Sep | 0.40 | 0.37 | 0.03 |
| Oct | 0.77 | 0.74 | 0.03 |
| Nov | 1.32 | 1.17 | 0.15 |
| Dec | 2.03 | 2.01 | 0.02 |
11.40 | 11.16 | 0.24 |