| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.99 | 6.55 | 0.44 |
| Feb | 4.82 | 4.77 | 0.05 |
| Mar | 5.33 | 5.30 | 0.03 |
| Apr | 4.46 | 4.54 | -0.08 |
| May | 3.23 | 3.06 | 0.17 |
| Jun | 2.54 | 2.61 | -0.07 |
| Jul | 1.02 | 1.02 | 0.00 |
| Aug | 1.26 | 1.29 | -0.03 |
| Sep | 2.33 | 2.23 | 0.10 |
| Oct | 5.06 | 4.98 | 0.08 |
| Nov | 7.50 | 7.33 | 0.17 |
| Dec | 6.64 | 6.42 | 0.22 |
51.18 | 50.10 | 1.08 |