| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.93 | 1.09 | -0.16 |
| Feb | 0.89 | 1.13 | -0.24 |
| Mar | 1.19 | 1.38 | -0.19 |
| Apr | 1.28 | 1.50 | -0.22 |
| May | 1.34 | 1.42 | -0.08 |
| Jun | 0.70 | 0.76 | -0.06 |
| Jul | 1.75 | 1.73 | 0.02 |
| Aug | 1.83 | 2.01 | -0.18 |
| Sep | 1.54 | 1.78 | -0.24 |
| Oct | 1.29 | 1.45 | -0.16 |
| Nov | 1.08 | 1.18 | -0.10 |
| Dec | 1.08 | 1.13 | -0.05 |
14.90 | 16.56 | -1.66 |