| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.62 | 1.61 | 0.01 |
| Feb | 1.53 | 1.50 | 0.03 |
| Mar | 1.97 | 1.88 | 0.09 |
| Apr | 3.65 | 3.62 | 0.03 |
| May | 3.68 | 3.62 | 0.06 |
| Jun | 4.29 | 4.53 | -0.24 |
| Jul | 3.40 | 3.40 | 0.00 |
| Aug | 3.66 | 3.62 | 0.04 |
| Sep | 3.20 | 3.01 | 0.19 |
| Oct | 2.82 | 2.78 | 0.04 |
| Nov | 2.12 | 2.04 | 0.08 |
| Dec | 1.85 | 1.87 | -0.02 |
33.79 | 33.48 | 0.31 |