| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.39 | 2.39 | 0.00 |
| Feb | 1.95 | 2.04 | -0.09 |
| Mar | 2.54 | 2.47 | 0.07 |
| Apr | 3.71 | 3.63 | 0.08 |
| May | 4.39 | 4.27 | 0.12 |
| Jun | 4.86 | 4.86 | 0.00 |
| Jul | 4.44 | 4.72 | -0.28 |
| Aug | 4.37 | 4.27 | 0.10 |
| Sep | 3.20 | 3.27 | -0.07 |
| Oct | 3.36 | 3.32 | 0.04 |
| Nov | 2.77 | 2.76 | 0.01 |
| Dec | 2.26 | 2.29 | -0.03 |
40.24 | 40.29 | -0.05 |