| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.29 | 0.28 | 0.01 |
| Feb | 0.44 | 0.41 | 0.03 |
| Mar | 0.90 | 0.90 | 0.00 |
| Apr | 1.91 | 1.87 | 0.04 |
| May | 2.80 | 2.82 | -0.02 |
| Jun | 2.96 | 3.09 | -0.13 |
| Jul | 2.55 | 2.55 | 0.00 |
| Aug | 2.19 | 2.29 | -0.10 |
| Sep | 1.43 | 1.43 | 0.00 |
| Oct | 1.32 | 1.28 | 0.04 |
| Nov | 0.47 | 0.45 | 0.02 |
| Dec | 0.35 | 0.33 | 0.02 |
17.61 | 17.70 | -0.09 |