| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.13 | 1.27 | -0.14 |
| Feb | 1.43 | 1.60 | -0.17 |
| Mar | 2.32 | 2.37 | -0.05 |
| Apr | 4.01 | 3.99 | 0.02 |
| May | 5.34 | 5.45 | -0.11 |
| Jun | 5.06 | 5.29 | -0.23 |
| Jul | 4.70 | 4.81 | -0.11 |
| Aug | 4.42 | 4.42 | 0.00 |
| Sep | 3.88 | 4.29 | -0.41 |
| Oct | 3.25 | 3.39 | -0.14 |
| Nov | 2.07 | 2.17 | -0.10 |
| Dec | 1.63 | 1.69 | -0.06 |
39.24 | 40.74 | -1.50 |