| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 6.99 | 7.01 | -0.02 |
| Feb | 5.05 | 5.33 | -0.28 |
| Mar | 5.19 | 5.42 | -0.23 |
| Apr | 3.60 | 3.91 | -0.31 |
| May | 2.56 | 2.63 | -0.07 |
| Jun | 1.48 | 1.64 | -0.16 |
| Jul | 0.33 | 0.36 | -0.03 |
| Aug | 0.50 | 0.48 | 0.02 |
| Sep | 1.60 | 1.56 | 0.04 |
| Oct | 3.96 | 4.06 | -0.10 |
| Nov | 6.81 | 6.91 | -0.10 |
| Dec | 7.87 | 8.27 | -0.40 |
45.94 | 47.58 | -1.64 |