| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.69 | 3.78 | -0.09 |
| Feb | 3.22 | 3.22 | 0.00 |
| Mar | 3.95 | 4.14 | -0.19 |
| Apr | 3.77 | 4.01 | -0.24 |
| May | 3.82 | 3.82 | 0.00 |
| Jun | 4.24 | 4.44 | -0.20 |
| Jul | 4.31 | 4.20 | 0.11 |
| Aug | 4.40 | 4.46 | -0.06 |
| Sep | 3.99 | 4.17 | -0.18 |
| Oct | 3.32 | 3.26 | 0.06 |
| Nov | 3.33 | 3.38 | -0.05 |
| Dec | 3.82 | 3.97 | -0.15 |
45.86 | 46.85 | -0.99 |