| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.28 | 1.29 | -0.01 |
| Feb | 1.05 | 1.06 | -0.01 |
| Mar | 0.85 | 0.80 | 0.05 |
| Apr | 0.46 | 0.54 | -0.08 |
| May | 0.61 | 0.58 | 0.03 |
| Jun | 0.41 | 0.43 | -0.02 |
| Jul | 0.29 | 0.27 | 0.02 |
| Aug | 0.21 | 0.26 | -0.05 |
| Sep | 0.22 | 0.22 | 0.00 |
| Oct | 0.57 | 0.48 | 0.09 |
| Nov | 0.69 | 0.70 | -0.01 |
| Dec | 1.17 | 1.07 | 0.10 |
7.81 | 7.70 | 0.11 |