| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.03 | 5.19 | -0.16 |
| Feb | 4.90 | 5.02 | -0.12 |
| Mar | 5.07 | 5.20 | -0.13 |
| Apr | 4.20 | 4.20 | 0.00 |
| May | 4.18 | 4.13 | 0.05 |
| Jun | 4.67 | 4.41 | 0.26 |
| Jul | 4.41 | 4.10 | 0.31 |
| Aug | 4.96 | 5.01 | -0.05 |
| Sep | 4.00 | 4.13 | -0.13 |
| Oct | 3.99 | 4.01 | -0.02 |
| Nov | 4.33 | 4.32 | 0.01 |
| Dec | 4.95 | 5.11 | -0.16 |
54.69 | 54.83 | -0.14 |