| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.69 | 0.70 | -0.01 |
| Feb | 1.02 | 0.98 | 0.04 |
| Mar | 1.67 | 1.72 | -0.05 |
| Apr | 2.83 | 2.89 | -0.06 |
| May | 4.49 | 4.57 | -0.08 |
| Jun | 4.28 | 4.51 | -0.23 |
| Jul | 4.22 | 4.28 | -0.06 |
| Aug | 3.48 | 3.56 | -0.08 |
| Sep | 2.93 | 2.99 | -0.06 |
| Oct | 2.23 | 2.26 | -0.03 |
| Nov | 1.33 | 1.38 | -0.05 |
| Dec | 1.07 | 1.06 | 0.01 |
30.24 | 30.90 | -0.66 |