| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.19 | 4.43 | -0.24 |
| Feb | 3.36 | 3.77 | -0.41 |
| Mar | 4.08 | 4.38 | -0.30 |
| Apr | 4.11 | 4.19 | -0.08 |
| May | 3.89 | 4.07 | -0.18 |
| Jun | 3.99 | 4.19 | -0.20 |
| Jul | 3.53 | 3.27 | 0.26 |
| Aug | 3.27 | 3.27 | 0.00 |
| Sep | 3.96 | 3.99 | -0.03 |
| Oct | 5.20 | 5.42 | -0.22 |
| Nov | 4.75 | 5.05 | -0.30 |
| Dec | 4.96 | 5.54 | -0.58 |
49.29 | 51.57 | -2.28 |