| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.64 | 0.61 | 0.03 |
| Feb | 0.75 | 0.72 | 0.03 |
| Mar | 1.36 | 1.39 | -0.03 |
| Apr | 2.50 | 2.44 | 0.06 |
| May | 4.66 | 4.71 | -0.05 |
| Jun | 3.95 | 3.91 | 0.04 |
| Jul | 3.74 | 3.81 | -0.07 |
| Aug | 3.56 | 3.55 | 0.01 |
| Sep | 2.41 | 2.35 | 0.06 |
| Oct | 2.17 | 2.16 | 0.01 |
| Nov | 1.26 | 1.24 | 0.02 |
| Dec | 0.92 | 0.93 | -0.01 |
27.92 | 27.82 | 0.10 |