| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.20 | 4.96 | 0.24 |
| Feb | 5.22 | 5.25 | -0.03 |
| Mar | 5.40 | 5.40 | 0.00 |
| Apr | 5.21 | 5.51 | -0.30 |
| May | 4.79 | 5.01 | -0.22 |
| Jun | 5.01 | 5.12 | -0.11 |
| Jul | 5.19 | 5.57 | -0.38 |
| Aug | 3.83 | 4.08 | -0.25 |
| Sep | 4.19 | 4.05 | 0.14 |
| Oct | 3.45 | 3.40 | 0.05 |
| Nov | 4.63 | 4.50 | 0.13 |
| Dec | 5.95 | 5.82 | 0.13 |
58.07 | 58.67 | -0.60 |