| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.24 | 1.23 | 0.01 |
| Feb | 1.38 | 1.38 | 0.00 |
| Mar | 1.04 | 1.17 | -0.13 |
| Apr | 0.50 | 0.54 | -0.04 |
| May | 0.47 | 0.38 | 0.09 |
| Jun | 0.23 | 0.16 | 0.07 |
| Jul | 1.76 | 2.05 | -0.29 |
| Aug | 2.10 | 2.40 | -0.30 |
| Sep | 1.24 | 1.37 | -0.13 |
| Oct | 0.96 | 1.09 | -0.13 |
| Nov | 0.73 | 0.79 | -0.06 |
| Dec | 1.09 | 1.01 | 0.08 |
12.74 | 13.57 | -0.83 |