| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.94 | 3.87 | 0.07 |
| Feb | 3.18 | 3.29 | -0.11 |
| Mar | 3.93 | 3.96 | -0.03 |
| Apr | 3.37 | 3.71 | -0.34 |
| May | 3.76 | 4.40 | -0.64 |
| Jun | 4.77 | 4.80 | -0.03 |
| Jul | 5.79 | 5.95 | -0.16 |
| Aug | 5.98 | 6.48 | -0.50 |
| Sep | 5.54 | 5.92 | -0.38 |
| Oct | 3.87 | 3.83 | 0.04 |
| Nov | 3.34 | 3.40 | -0.06 |
| Dec | 3.51 | 3.66 | -0.15 |
50.98 | 53.27 | -2.29 |