| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.89 | 0.81 | 0.08 |
| Feb | 0.75 | 0.84 | -0.09 |
| Mar | 0.75 | 0.71 | 0.04 |
| Apr | 0.69 | 0.76 | -0.07 |
| May | 0.96 | 0.96 | 0.00 |
| Jun | 1.50 | 1.70 | -0.20 |
| Jul | 3.56 | 3.56 | 0.00 |
| Aug | 3.29 | 3.54 | -0.25 |
| Sep | 2.22 | 2.53 | -0.31 |
| Oct | 1.67 | 1.37 | 0.30 |
| Nov | 0.70 | 0.91 | -0.21 |
| Dec | 1.32 | 1.04 | 0.28 |
18.30 | 18.73 | -0.43 |