| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.71 | 0.77 | -0.06 |
| Feb | 0.69 | 0.73 | -0.04 |
| Mar | 1.25 | 1.34 | -0.09 |
| Apr | 2.16 | 2.27 | -0.11 |
| May | 3.40 | 3.51 | -0.11 |
| Jun | 4.38 | 4.34 | 0.04 |
| Jul | 4.40 | 4.40 | 0.00 |
| Aug | 3.39 | 3.29 | 0.10 |
| Sep | 2.95 | 2.96 | -0.01 |
| Oct | 2.77 | 2.75 | 0.02 |
| Nov | 1.36 | 1.39 | -0.03 |
| Dec | 0.96 | 0.99 | -0.03 |
28.42 | 28.74 | -0.32 |