| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.08 | 2.45 | -0.37 |
| Feb | 1.78 | 2.01 | -0.23 |
| Mar | 2.22 | 2.32 | -0.10 |
| Apr | 3.06 | 3.11 | -0.05 |
| May | 3.70 | 3.71 | -0.01 |
| Jun | 3.39 | 3.59 | -0.20 |
| Jul | 3.30 | 3.20 | 0.10 |
| Aug | 3.25 | 3.27 | -0.02 |
| Sep | 3.06 | 3.00 | 0.06 |
| Oct | 2.76 | 2.81 | -0.05 |
| Nov | 2.44 | 2.58 | -0.14 |
| Dec | 2.06 | 2.25 | -0.19 |
33.10 | 34.30 | -1.20 |