| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.36 | 1.38 | -0.02 |
| Feb | 1.71 | 1.79 | -0.08 |
| Mar | 2.75 | 2.71 | 0.04 |
| Apr | 4.40 | 4.37 | 0.03 |
| May | 5.71 | 5.82 | -0.11 |
| Jun | 5.14 | 5.41 | -0.27 |
| Jul | 4.77 | 4.45 | 0.32 |
| Aug | 3.93 | 3.99 | -0.06 |
| Sep | 4.15 | 4.25 | -0.10 |
| Oct | 3.32 | 3.42 | -0.10 |
| Nov | 2.51 | 2.50 | 0.01 |
| Dec | 1.91 | 1.88 | 0.03 |
41.66 | 41.97 | -0.31 |