| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.91 | 5.79 | 0.12 |
| Feb | 4.22 | 4.09 | 0.13 |
| Mar | 4.39 | 4.43 | -0.04 |
| Apr | 3.35 | 3.34 | 0.01 |
| May | 2.54 | 2.56 | -0.02 |
| Jun | 1.66 | 1.76 | -0.10 |
| Jul | 0.46 | 0.48 | -0.02 |
| Aug | 0.61 | 0.58 | 0.03 |
| Sep | 1.59 | 1.55 | 0.04 |
| Oct | 3.69 | 3.70 | -0.01 |
| Nov | 6.17 | 6.08 | 0.09 |
| Dec | 6.82 | 6.73 | 0.09 |
41.41 | 41.09 | 0.32 |