| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.35 | 1.43 | -0.08 |
| Feb | 1.24 | 1.19 | 0.05 |
| Mar | 1.21 | 1.23 | -0.02 |
| Apr | 1.56 | 1.64 | -0.08 |
| May | 1.73 | 1.66 | 0.07 |
| Jun | 0.97 | 0.89 | 0.08 |
| Jul | 0.79 | 0.87 | -0.08 |
| Aug | 1.03 | 0.88 | 0.15 |
| Sep | 1.34 | 1.30 | 0.04 |
| Oct | 1.61 | 1.40 | 0.21 |
| Nov | 1.25 | 1.24 | 0.01 |
| Dec | 1.42 | 1.29 | 0.13 |
15.50 | 15.02 | 0.48 |