| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.24 | 3.49 | -0.25 |
| Feb | 3.02 | 3.12 | -0.10 |
| Mar | 3.34 | 3.48 | -0.14 |
| Apr | 3.18 | 3.25 | -0.07 |
| May | 3.00 | 3.06 | -0.06 |
| Jun | 5.26 | 5.29 | -0.03 |
| Jul | 5.64 | 6.00 | -0.36 |
| Aug | 6.32 | 6.73 | -0.41 |
| Sep | 5.20 | 5.20 | 0.00 |
| Oct | 4.29 | 4.29 | 0.00 |
| Nov | 2.66 | 2.82 | -0.16 |
| Dec | 3.15 | 3.49 | -0.34 |
48.30 | 50.22 | -1.92 |