| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.56 | 1.61 | -0.05 |
| Feb | 1.24 | 1.26 | -0.02 |
| Mar | 1.88 | 1.75 | 0.13 |
| Apr | 3.23 | 3.31 | -0.08 |
| May | 3.53 | 3.42 | 0.11 |
| Jun | 4.19 | 4.19 | 0.00 |
| Jul | 3.45 | 3.54 | -0.09 |
| Aug | 3.37 | 3.48 | -0.11 |
| Sep | 2.65 | 2.46 | 0.19 |
| Oct | 2.93 | 2.87 | 0.06 |
| Nov | 2.13 | 2.03 | 0.10 |
| Dec | 1.71 | 1.83 | -0.12 |
31.87 | 31.75 | 0.12 |