| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.53 | 2.52 | 0.01 |
| Feb | 2.08 | 2.09 | -0.01 |
| Mar | 2.42 | 2.42 | 0.00 |
| Apr | 3.70 | 3.77 | -0.07 |
| May | 4.44 | 4.40 | 0.04 |
| Jun | 4.59 | 4.58 | 0.01 |
| Jul | 3.95 | 4.07 | -0.12 |
| Aug | 3.94 | 3.89 | 0.05 |
| Sep | 3.08 | 2.99 | 0.09 |
| Oct | 2.96 | 2.88 | 0.08 |
| Nov | 2.84 | 2.96 | -0.12 |
| Dec | 2.35 | 2.33 | 0.02 |
38.88 | 38.90 | -0.02 |