| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.39 | 1.37 | 0.02 |
| Feb | 1.69 | 1.58 | 0.11 |
| Mar | 2.29 | 2.31 | -0.02 |
| Apr | 2.21 | 2.24 | -0.03 |
| May | 4.00 | 3.81 | 0.19 |
| Jun | 3.17 | 3.01 | 0.16 |
| Jul | 1.89 | 1.74 | 0.15 |
| Aug | 2.03 | 2.04 | -0.01 |
| Sep | 2.85 | 2.78 | 0.07 |
| Oct | 2.94 | 2.90 | 0.04 |
| Nov | 1.89 | 2.11 | -0.22 |
| Dec | 1.72 | 1.57 | 0.15 |
28.07 | 27.46 | 0.61 |