| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.80 | 1.86 | -0.06 |
| Feb | 1.51 | 1.58 | -0.07 |
| Mar | 1.75 | 1.79 | -0.04 |
| Apr | 3.26 | 3.23 | 0.03 |
| May | 3.40 | 3.49 | -0.09 |
| Jun | 3.45 | 3.47 | -0.02 |
| Jul | 3.19 | 3.15 | 0.04 |
| Aug | 3.20 | 3.35 | -0.15 |
| Sep | 2.62 | 2.68 | -0.06 |
| Oct | 3.01 | 3.11 | -0.10 |
| Nov | 2.37 | 2.40 | -0.03 |
| Dec | 1.89 | 1.92 | -0.03 |
31.45 | 32.03 | -0.58 |