| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.21 | 2.39 | -0.18 |
| Feb | 2.56 | 2.59 | -0.03 |
| Mar | 3.31 | 3.31 | 0.00 |
| Apr | 3.22 | 3.28 | -0.06 |
| May | 4.38 | 4.45 | -0.07 |
| Jun | 3.97 | 3.78 | 0.19 |
| Jul | 2.26 | 2.27 | -0.01 |
| Aug | 2.43 | 2.39 | 0.04 |
| Sep | 3.10 | 2.95 | 0.15 |
| Oct | 4.43 | 4.19 | 0.24 |
| Nov | 2.69 | 2.77 | -0.08 |
| Dec | 2.67 | 2.94 | -0.27 |
37.23 | 37.31 | -0.08 |