| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.76 | 0.71 | 0.05 |
| Feb | 0.83 | 0.77 | 0.06 |
| Mar | 1.20 | 1.17 | 0.03 |
| Apr | 1.32 | 1.28 | 0.04 |
| May | 2.53 | 2.44 | 0.09 |
| Jun | 2.47 | 2.38 | 0.09 |
| Jul | 1.64 | 1.49 | 0.15 |
| Aug | 2.19 | 2.26 | -0.07 |
| Sep | 2.20 | 2.35 | -0.15 |
| Oct | 1.66 | 1.71 | -0.05 |
| Nov | 1.21 | 1.15 | 0.06 |
| Dec | 0.72 | 0.77 | -0.05 |
18.73 | 18.48 | 0.25 |