| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 4.93 | 5.39 | -0.46 |
| Feb | 2.93 | 3.37 | -0.44 |
| Mar | 3.43 | 3.87 | -0.44 |
| Apr | 2.70 | 3.03 | -0.33 |
| May | 2.34 | 2.29 | 0.05 |
| Jun | 1.72 | 1.75 | -0.03 |
| Jul | 0.99 | 1.00 | -0.01 |
| Aug | 1.17 | 1.15 | 0.02 |
| Sep | 2.04 | 1.99 | 0.05 |
| Oct | 3.86 | 4.16 | -0.30 |
| Nov | 5.27 | 5.89 | -0.62 |
| Dec | 4.56 | 5.00 | -0.44 |
35.94 | 38.89 | -2.95 |