| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.39 | 1.44 | -0.05 |
| Feb | 1.65 | 1.69 | -0.04 |
| Mar | 2.92 | 2.94 | -0.02 |
| Apr | 4.22 | 4.24 | -0.02 |
| May | 6.25 | 5.77 | 0.48 |
| Jun | 5.16 | 5.12 | 0.04 |
| Jul | 3.93 | 3.90 | 0.03 |
| Aug | 3.62 | 3.33 | 0.29 |
| Sep | 3.51 | 3.40 | 0.11 |
| Oct | 3.51 | 3.50 | 0.01 |
| Nov | 2.30 | 2.26 | 0.04 |
| Dec | 1.90 | 1.90 | 0.00 |
40.36 | 39.49 | 0.87 |