| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.09 | 2.67 | -0.58 |
| Feb | 1.81 | 2.24 | -0.43 |
| Mar | 2.23 | 2.51 | -0.28 |
| Apr | 3.09 | 3.24 | -0.15 |
| May | 3.72 | 3.71 | 0.01 |
| Jun | 3.57 | 3.60 | -0.03 |
| Jul | 3.22 | 3.31 | -0.09 |
| Aug | 3.16 | 3.33 | -0.17 |
| Sep | 2.97 | 2.97 | 0.00 |
| Oct | 2.79 | 2.86 | -0.07 |
| Nov | 2.45 | 2.66 | -0.21 |
| Dec | 2.05 | 2.46 | -0.41 |
33.15 | 35.56 | -2.41 |