| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.64 | 0.67 | -0.03 |
| Feb | 0.64 | 0.62 | 0.02 |
| Mar | 1.07 | 1.17 | -0.10 |
| Apr | 1.22 | 1.18 | 0.04 |
| May | 2.66 | 2.57 | 0.09 |
| Jun | 2.62 | 2.70 | -0.08 |
| Jul | 2.02 | 1.87 | 0.15 |
| Aug | 1.94 | 1.99 | -0.05 |
| Sep | 2.38 | 2.35 | 0.03 |
| Oct | 1.49 | 1.65 | -0.16 |
| Nov | 0.75 | 0.89 | -0.14 |
| Dec | 0.74 | 0.77 | -0.03 |
18.17 | 18.43 | -0.26 |