| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.77 | 3.82 | -0.05 |
| Feb | 3.33 | 3.35 | -0.02 |
| Mar | 4.04 | 4.09 | -0.05 |
| Apr | 3.62 | 3.55 | 0.07 |
| May | 3.34 | 3.30 | 0.04 |
| Jun | 4.11 | 3.94 | 0.17 |
| Jul | 3.43 | 3.38 | 0.05 |
| Aug | 4.01 | 3.98 | 0.03 |
| Sep | 3.61 | 3.50 | 0.11 |
| Oct | 3.05 | 3.11 | -0.06 |
| Nov | 3.43 | 3.34 | 0.09 |
| Dec | 3.93 | 3.91 | 0.02 |
43.67 | 43.27 | 0.40 |