| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.30 | 0.28 | 0.02 |
| Feb | 0.34 | 0.33 | 0.01 |
| Mar | 0.82 | 0.83 | -0.01 |
| Apr | 1.71 | 1.51 | 0.20 |
| May | 2.30 | 2.73 | -0.43 |
| Jun | 1.74 | 1.78 | -0.04 |
| Jul | 1.84 | 1.90 | -0.06 |
| Aug | 1.40 | 1.47 | -0.07 |
| Sep | 1.32 | 1.23 | 0.09 |
| Oct | 1.03 | 1.02 | 0.01 |
| Nov | 0.55 | 0.50 | 0.05 |
| Dec | 0.28 | 0.29 | -0.01 |
13.63 | 13.87 | -0.24 |