| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.86 | 1.64 | 0.22 |
| Feb | 1.85 | 1.55 | 0.30 |
| Mar | 1.65 | 1.54 | 0.11 |
| Apr | 0.46 | 0.47 | -0.01 |
| May | 0.20 | 0.21 | -0.01 |
| Jun | 0.07 | 0.05 | 0.02 |
| Jul | 1.10 | 0.93 | 0.17 |
| Aug | 1.85 | 1.23 | 0.62 |
| Sep | 1.20 | 0.83 | 0.37 |
| Oct | 0.96 | 1.08 | -0.12 |
| Nov | 0.95 | 0.76 | 0.19 |
| Dec | 1.47 | 1.36 | 0.11 |
13.62 | 11.65 | 1.97 |