| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.32 | 2.22 | 0.10 |
| Feb | 1.89 | 1.86 | 0.03 |
| Mar | 2.60 | 2.64 | -0.04 |
| Apr | 2.52 | 2.50 | 0.02 |
| May | 4.25 | 4.23 | 0.02 |
| Jun | 3.51 | 3.86 | -0.35 |
| Jul | 2.37 | 2.79 | -0.42 |
| Aug | 2.41 | 2.54 | -0.13 |
| Sep | 3.63 | 3.84 | -0.21 |
| Oct | 3.97 | 4.26 | -0.29 |
| Nov | 2.70 | 2.73 | -0.03 |
| Dec | 2.28 | 2.40 | -0.12 |
34.45 | 35.87 | -1.42 |