| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.86 | 3.00 | -0.14 |
| Feb | 2.34 | 2.38 | -0.04 |
| Mar | 3.42 | 3.43 | -0.01 |
| Apr | 3.96 | 3.99 | -0.03 |
| May | 4.29 | 4.10 | 0.19 |
| Jun | 4.42 | 4.43 | -0.01 |
| Jul | 4.34 | 4.42 | -0.08 |
| Aug | 3.66 | 3.57 | 0.09 |
| Sep | 3.31 | 3.18 | 0.13 |
| Oct | 2.89 | 2.92 | -0.03 |
| Nov | 2.83 | 2.85 | -0.02 |
| Dec | 2.99 | 3.08 | -0.09 |
41.31 | 41.35 | -0.04 |