| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.59 | 0.61 | -0.02 |
| Feb | 0.72 | 0.74 | -0.02 |
| Mar | 1.42 | 1.47 | -0.05 |
| Apr | 2.65 | 2.70 | -0.05 |
| May | 4.69 | 4.75 | -0.06 |
| Jun | 4.16 | 4.01 | 0.15 |
| Jul | 3.61 | 3.56 | 0.05 |
| Aug | 3.40 | 3.47 | -0.07 |
| Sep | 2.27 | 2.29 | -0.02 |
| Oct | 2.24 | 2.16 | 0.08 |
| Nov | 1.25 | 1.22 | 0.03 |
| Dec | 0.91 | 0.93 | -0.02 |
27.91 | 27.91 | 0.00 |