| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.41 | 1.34 | 0.07 |
| Feb | 1.47 | 1.35 | 0.12 |
| Mar | 1.27 | 1.29 | -0.02 |
| Apr | 0.40 | 0.39 | 0.01 |
| May | 0.25 | 0.25 | 0.00 |
| Jun | 0.05 | 0.06 | -0.01 |
| Jul | 1.02 | 1.03 | -0.01 |
| Aug | 1.30 | 1.35 | -0.05 |
| Sep | 1.00 | 0.94 | 0.06 |
| Oct | 0.57 | 0.55 | 0.02 |
| Nov | 0.74 | 0.81 | -0.07 |
| Dec | 1.32 | 1.30 | 0.02 |
10.80 | 10.66 | 0.14 |