| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.12 | 5.26 | -0.14 |
| Feb | 4.96 | 5.05 | -0.09 |
| Mar | 5.17 | 5.23 | -0.06 |
| Apr | 4.33 | 4.28 | 0.05 |
| May | 4.16 | 4.15 | 0.01 |
| Jun | 4.74 | 4.50 | 0.24 |
| Jul | 4.47 | 4.26 | 0.21 |
| Aug | 4.98 | 5.02 | -0.04 |
| Sep | 4.06 | 4.17 | -0.11 |
| Oct | 4.12 | 4.07 | 0.05 |
| Nov | 4.40 | 4.37 | 0.03 |
| Dec | 5.10 | 5.19 | -0.09 |
55.61 | 55.55 | 0.06 |