| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.31 | 0.26 | 0.05 |
| Feb | 0.34 | 0.36 | -0.02 |
| Mar | 0.85 | 0.82 | 0.03 |
| Apr | 1.57 | 1.51 | 0.06 |
| May | 2.32 | 2.29 | 0.03 |
| Jun | 2.11 | 2.12 | -0.01 |
| Jul | 2.74 | 2.71 | 0.03 |
| Aug | 2.70 | 2.89 | -0.19 |
| Sep | 1.11 | 1.03 | 0.08 |
| Oct | 0.93 | 1.00 | -0.07 |
| Nov | 0.41 | 0.39 | 0.02 |
| Dec | 0.28 | 0.30 | -0.02 |
15.67 | 15.68 | -0.01 |