| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.32 | 3.37 | -0.05 |
| Feb | 2.79 | 2.79 | 0.00 |
| Mar | 3.93 | 4.07 | -0.14 |
| Apr | 3.36 | 3.43 | -0.07 |
| May | 3.69 | 3.83 | -0.14 |
| Jun | 4.47 | 4.37 | 0.10 |
| Jul | 4.72 | 5.09 | -0.37 |
| Aug | 4.80 | 5.00 | -0.20 |
| Sep | 4.32 | 4.87 | -0.55 |
| Oct | 3.96 | 4.26 | -0.30 |
| Nov | 3.08 | 3.05 | 0.03 |
| Dec | 3.61 | 3.73 | -0.12 |
46.05 | 47.86 | -1.81 |