| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.64 | 0.73 | -0.09 |
| Feb | 0.56 | 0.66 | -0.10 |
| Mar | 0.89 | 0.99 | -0.10 |
| Apr | 1.41 | 1.38 | 0.03 |
| May | 2.79 | 3.00 | -0.21 |
| Jun | 4.26 | 4.29 | -0.03 |
| Jul | 3.61 | 3.40 | 0.21 |
| Aug | 3.05 | 3.22 | -0.17 |
| Sep | 2.76 | 2.81 | -0.05 |
| Oct | 2.19 | 2.26 | -0.07 |
| Nov | 0.85 | 0.91 | -0.06 |
| Dec | 0.83 | 0.87 | -0.04 |
23.84 | 24.52 | -0.68 |