| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.70 | 0.81 | -0.11 |
| Feb | 0.65 | 0.63 | 0.02 |
| Mar | 0.46 | 0.54 | -0.08 |
| Apr | 0.14 | 0.17 | -0.03 |
| May | 0.16 | 0.21 | -0.05 |
| Jun | 0.27 | 0.47 | -0.20 |
| Jul | 2.38 | 2.40 | -0.02 |
| Aug | 2.37 | 2.13 | 0.24 |
| Sep | 1.59 | 1.27 | 0.32 |
| Oct | 0.91 | 0.80 | 0.11 |
| Nov | 0.58 | 0.65 | -0.07 |
| Dec | 0.90 | 1.13 | -0.23 |
11.11 | 11.21 | -0.10 |