| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.81 | 3.94 | -0.13 |
| Feb | 3.34 | 3.44 | -0.10 |
| Mar | 3.67 | 3.74 | -0.07 |
| Apr | 3.32 | 3.34 | -0.02 |
| May | 4.09 | 4.20 | -0.11 |
| Jun | 4.98 | 5.06 | -0.08 |
| Jul | 6.44 | 6.45 | -0.01 |
| Aug | 6.87 | 6.89 | -0.02 |
| Sep | 7.00 | 6.82 | 0.18 |
| Oct | 3.80 | 3.98 | -0.18 |
| Nov | 3.44 | 3.52 | -0.08 |
| Dec | 3.75 | 3.72 | 0.03 |
54.51 | 55.10 | -0.59 |