| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.65 | 3.50 | 0.15 |
| Feb | 3.25 | 3.22 | 0.03 |
| Mar | 4.91 | 4.78 | 0.13 |
| Apr | 5.29 | 5.39 | -0.10 |
| May | 6.18 | 6.10 | 0.08 |
| Jun | 4.45 | 4.50 | -0.05 |
| Jul | 4.37 | 4.07 | 0.30 |
| Aug | 4.15 | 3.92 | 0.23 |
| Sep | 4.51 | 4.46 | 0.05 |
| Oct | 4.71 | 4.63 | 0.08 |
| Nov | 4.93 | 5.00 | -0.07 |
| Dec | 3.94 | 3.96 | -0.02 |
54.34 | 53.53 | 0.81 |