| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.77 | 3.09 | -0.32 |
| Feb | 2.28 | 2.70 | -0.42 |
| Mar | 2.70 | 3.13 | -0.43 |
| Apr | 3.27 | 3.67 | -0.40 |
| May | 3.72 | 4.02 | -0.30 |
| Jun | 4.45 | 4.69 | -0.24 |
| Jul | 4.64 | 4.86 | -0.22 |
| Aug | 4.17 | 4.24 | -0.07 |
| Sep | 3.48 | 3.73 | -0.25 |
| Oct | 4.23 | 4.59 | -0.36 |
| Nov | 3.15 | 3.59 | -0.44 |
| Dec | 3.30 | 3.73 | -0.43 |
42.16 | 46.04 | -3.88 |