| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.44 | 1.35 | 0.09 |
| Feb | 1.46 | 1.36 | 0.10 |
| Mar | 1.27 | 1.26 | 0.01 |
| Apr | 0.35 | 0.39 | -0.04 |
| May | 0.18 | 0.21 | -0.03 |
| Jun | 0.05 | 0.07 | -0.02 |
| Jul | 0.88 | 0.81 | 0.07 |
| Aug | 1.27 | 1.16 | 0.11 |
| Sep | 0.88 | 0.85 | 0.03 |
| Oct | 0.70 | 0.81 | -0.11 |
| Nov | 0.76 | 0.70 | 0.06 |
| Dec | 1.17 | 1.27 | -0.10 |
10.41 | 10.24 | 0.17 |