| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.32 | 3.52 | -0.20 |
| Feb | 3.13 | 3.26 | -0.13 |
| Mar | 3.39 | 3.48 | -0.09 |
| Apr | 3.27 | 3.25 | 0.02 |
| May | 3.25 | 3.40 | -0.15 |
| Jun | 5.61 | 5.87 | -0.26 |
| Jul | 5.76 | 6.62 | -0.86 |
| Aug | 6.28 | 6.93 | -0.65 |
| Sep | 5.18 | 5.61 | -0.43 |
| Oct | 4.27 | 4.27 | 0.00 |
| Nov | 2.79 | 2.85 | -0.06 |
| Dec | 3.32 | 3.65 | -0.33 |
49.57 | 52.71 | -3.14 |