| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.28 | 0.36 | -0.08 |
| Feb | 0.33 | 0.39 | -0.06 |
| Mar | 0.73 | 0.97 | -0.24 |
| Apr | 1.59 | 1.77 | -0.18 |
| May | 2.29 | 2.53 | -0.24 |
| Jun | 1.72 | 1.61 | 0.11 |
| Jul | 1.60 | 1.50 | 0.10 |
| Aug | 1.56 | 1.30 | 0.26 |
| Sep | 1.19 | 1.19 | 0.00 |
| Oct | 1.04 | 1.10 | -0.06 |
| Nov | 0.57 | 0.61 | -0.04 |
| Dec | 0.34 | 0.42 | -0.08 |
13.24 | 13.75 | -0.51 |