| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.65 | 1.69 | -0.04 |
| Feb | 1.50 | 1.42 | 0.08 |
| Mar | 2.29 | 2.26 | 0.03 |
| Apr | 1.84 | 1.73 | 0.11 |
| May | 3.54 | 3.48 | 0.06 |
| Jun | 3.60 | 3.26 | 0.34 |
| Jul | 2.45 | 2.59 | -0.14 |
| Aug | 2.33 | 2.31 | 0.02 |
| Sep | 5.40 | 5.54 | -0.14 |
| Oct | 3.30 | 3.38 | -0.08 |
| Nov | 2.22 | 2.10 | 0.12 |
| Dec | 1.71 | 1.61 | 0.10 |
31.83 | 31.37 | 0.46 |