| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.13 | 4.83 | 0.30 |
| Feb | 5.12 | 5.03 | 0.09 |
| Mar | 5.50 | 5.28 | 0.22 |
| Apr | 5.21 | 5.07 | 0.14 |
| May | 4.98 | 4.99 | -0.01 |
| Jun | 5.05 | 5.18 | -0.13 |
| Jul | 5.07 | 5.38 | -0.31 |
| Aug | 3.97 | 4.22 | -0.25 |
| Sep | 4.05 | 4.08 | -0.03 |
| Oct | 3.26 | 3.27 | -0.01 |
| Nov | 4.14 | 4.06 | 0.08 |
| Dec | 5.93 | 5.70 | 0.23 |
57.41 | 57.09 | 0.32 |