| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.19 | 4.45 | -0.26 |
| Feb | 3.36 | 3.79 | -0.43 |
| Mar | 4.08 | 4.38 | -0.30 |
| Apr | 4.11 | 4.19 | -0.08 |
| May | 3.89 | 4.08 | -0.19 |
| 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 | 5.40 | -0.20 |
| Nov | 4.75 | 5.06 | -0.31 |
| Dec | 4.96 | 5.56 | -0.60 |
49.29 | 51.63 | -2.34 |