| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.92 | 1.06 | -0.14 |
| Feb | 0.84 | 0.92 | -0.08 |
| Mar | 0.51 | 0.76 | -0.25 |
| Apr | 0.23 | 0.33 | -0.10 |
| May | 0.34 | 0.39 | -0.05 |
| Jun | 0.51 | 0.42 | 0.09 |
| Jul | 2.54 | 2.62 | -0.08 |
| Aug | 2.48 | 2.47 | 0.01 |
| Sep | 1.67 | 1.87 | -0.20 |
| Oct | 0.95 | 1.04 | -0.09 |
| Nov | 0.80 | 0.80 | 0.00 |
| Dec | 1.06 | 1.17 | -0.11 |
12.85 | 13.85 | -1.00 |