| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.10 | 5.18 | -0.08 |
| Feb | 5.10 | 5.18 | -0.08 |
| Mar | 5.26 | 5.18 | 0.08 |
| Apr | 4.67 | 4.53 | 0.14 |
| May | 4.12 | 4.19 | -0.07 |
| Jun | 4.60 | 4.33 | 0.27 |
| Jul | 4.72 | 5.03 | -0.31 |
| Aug | 4.05 | 4.06 | -0.01 |
| Sep | 3.51 | 3.38 | 0.13 |
| Oct | 3.27 | 3.27 | 0.00 |
| Nov | 4.14 | 4.23 | -0.09 |
| Dec | 5.56 | 5.29 | 0.27 |
54.10 | 53.85 | 0.25 |