| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.09 | 2.11 | -0.02 |
| Feb | 1.72 | 1.69 | 0.03 |
| Mar | 2.02 | 1.94 | 0.08 |
| Apr | 3.39 | 3.42 | -0.03 |
| May | 3.92 | 4.00 | -0.08 |
| Jun | 3.59 | 3.40 | 0.19 |
| Jul | 3.29 | 3.30 | -0.01 |
| Aug | 3.23 | 3.21 | 0.02 |
| Sep | 2.80 | 2.79 | 0.01 |
| Oct | 3.09 | 3.18 | -0.09 |
| Nov | 2.51 | 2.40 | 0.11 |
| Dec | 1.89 | 1.96 | -0.07 |
33.54 | 33.40 | 0.14 |