| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.44 | 1.47 | -0.03 |
| Feb | 1.27 | 1.30 | -0.03 |
| Mar | 1.04 | 1.23 | -0.19 |
| Apr | 0.50 | 0.57 | -0.07 |
| May | 0.45 | 0.58 | -0.13 |
| Jun | 0.34 | 0.39 | -0.05 |
| Jul | 2.29 | 2.20 | 0.09 |
| Aug | 2.73 | 2.92 | -0.19 |
| Sep | 1.45 | 1.58 | -0.13 |
| Oct | 1.25 | 1.32 | -0.07 |
| Nov | 1.19 | 1.24 | -0.05 |
| Dec | 1.26 | 1.69 | -0.43 |
15.21 | 16.49 | -1.28 |