| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.59 | 0.52 | 0.07 |
| Feb | 0.81 | 0.78 | 0.03 |
| Mar | 1.31 | 1.31 | 0.00 |
| Apr | 2.05 | 1.99 | 0.06 |
| May | 3.78 | 3.60 | 0.18 |
| Jun | 3.36 | 3.07 | 0.29 |
| Jul | 3.82 | 3.81 | 0.01 |
| Aug | 3.37 | 3.29 | 0.08 |
| Sep | 1.96 | 2.00 | -0.04 |
| Oct | 1.72 | 1.68 | 0.04 |
| Nov | 0.90 | 0.85 | 0.05 |
| Dec | 0.86 | 0.83 | 0.03 |
24.53 | 23.73 | 0.80 |