| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.07 | 1.50 | -0.43 |
| Feb | 1.02 | 1.44 | -0.42 |
| Mar | 1.10 | 1.48 | -0.38 |
| Apr | 1.37 | 1.76 | -0.39 |
| May | 1.33 | 1.70 | -0.37 |
| Jun | 0.80 | 0.94 | -0.14 |
| Jul | 1.16 | 1.21 | -0.05 |
| Aug | 1.19 | 1.19 | 0.00 |
| Sep | 1.47 | 1.73 | -0.26 |
| Oct | 1.38 | 1.53 | -0.15 |
| Nov | 1.00 | 1.23 | -0.23 |
| Dec | 0.96 | 1.19 | -0.23 |
13.85 | 16.90 | -3.05 |