| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.34 | 6.21 | -0.87 |
| Feb | 3.76 | 4.32 | -0.56 |
| Mar | 4.27 | 4.59 | -0.32 |
| Apr | 3.18 | 3.76 | -0.58 |
| May | 2.25 | 2.74 | -0.49 |
| Jun | 1.88 | 2.19 | -0.31 |
| Jul | 0.83 | 0.95 | -0.12 |
| Aug | 1.01 | 1.14 | -0.13 |
| Sep | 1.82 | 2.11 | -0.29 |
| Oct | 4.02 | 4.23 | -0.21 |
| Nov | 6.02 | 7.05 | -1.03 |
| Dec | 5.74 | 6.30 | -0.56 |
40.12 | 45.59 | -5.47 |