| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.43 | 2.34 | 0.09 |
| Feb | 2.09 | 2.14 | -0.05 |
| Mar | 2.83 | 2.93 | -0.10 |
| Apr | 3.31 | 3.41 | -0.10 |
| May | 3.40 | 3.33 | 0.07 |
| Jun | 4.21 | 4.09 | 0.12 |
| Jul | 3.99 | 4.14 | -0.15 |
| Aug | 3.79 | 3.92 | -0.13 |
| Sep | 3.98 | 4.01 | -0.03 |
| Oct | 3.80 | 3.87 | -0.07 |
| Nov | 2.98 | 3.06 | -0.08 |
| Dec | 2.89 | 2.83 | 0.06 |
39.70 | 40.07 | -0.37 |