| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.58 | 0.72 | -0.14 |
| Feb | 0.56 | 0.64 | -0.08 |
| Mar | 0.54 | 0.66 | -0.12 |
| Apr | 0.44 | 0.63 | -0.19 |
| May | 0.80 | 0.94 | -0.14 |
| Jun | 1.32 | 1.53 | -0.21 |
| Jul | 3.07 | 3.40 | -0.33 |
| Aug | 2.99 | 3.23 | -0.24 |
| Sep | 2.01 | 2.32 | -0.31 |
| Oct | 1.34 | 1.29 | 0.05 |
| Nov | 0.51 | 0.70 | -0.19 |
| Dec | 0.93 | 0.97 | -0.04 |
15.09 | 17.03 | -1.94 |