| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.61 | 3.72 | -0.11 |
| Feb | 3.12 | 3.09 | 0.03 |
| Mar | 4.00 | 3.87 | 0.13 |
| Apr | 3.64 | 3.66 | -0.02 |
| May | 3.79 | 3.99 | -0.20 |
| Jun | 4.48 | 4.52 | -0.04 |
| Jul | 5.46 | 5.48 | -0.02 |
| Aug | 5.49 | 5.58 | -0.09 |
| Sep | 6.21 | 6.30 | -0.09 |
| Oct | 3.40 | 3.48 | -0.08 |
| Nov | 3.26 | 3.28 | -0.02 |
| Dec | 3.40 | 3.28 | 0.12 |
49.86 | 50.25 | -0.39 |