| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.69 | 0.73 | -0.04 |
| Feb | 0.69 | 0.66 | 0.03 |
| Mar | 0.99 | 1.03 | -0.04 |
| Apr | 1.76 | 1.71 | 0.05 |
| May | 2.92 | 2.94 | -0.02 |
| Jun | 4.25 | 4.31 | -0.06 |
| Jul | 3.55 | 3.68 | -0.13 |
| Aug | 3.19 | 3.00 | 0.19 |
| Sep | 2.82 | 2.89 | -0.07 |
| Oct | 2.55 | 2.48 | 0.07 |
| Nov | 1.12 | 1.10 | 0.02 |
| Dec | 0.87 | 0.86 | 0.01 |
25.40 | 25.39 | 0.01 |