| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.81 | 3.84 | -0.03 |
| Feb | 3.54 | 3.52 | 0.02 |
| Mar | 3.91 | 4.01 | -0.10 |
| Apr | 3.05 | 2.89 | 0.16 |
| May | 3.22 | 3.24 | -0.02 |
| Jun | 4.47 | 4.41 | 0.06 |
| Jul | 4.31 | 4.18 | 0.13 |
| Aug | 4.47 | 4.77 | -0.30 |
| Sep | 3.96 | 4.04 | -0.08 |
| Oct | 3.27 | 3.40 | -0.13 |
| Nov | 3.08 | 3.22 | -0.14 |
| Dec | 3.95 | 4.00 | -0.05 |
45.04 | 45.52 | -0.48 |