| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.71 | 3.70 | 0.01 |
| Feb | 3.41 | 3.57 | -0.16 |
| Mar | 3.84 | 4.02 | -0.18 |
| Apr | 3.36 | 3.27 | 0.09 |
| May | 4.07 | 4.14 | -0.07 |
| Jun | 5.31 | 5.28 | 0.03 |
| Jul | 6.25 | 6.36 | -0.11 |
| Aug | 6.96 | 7.34 | -0.38 |
| Sep | 7.54 | 8.56 | -1.02 |
| Oct | 4.43 | 4.64 | -0.21 |
| Nov | 3.55 | 3.59 | -0.04 |
| Dec | 3.58 | 3.82 | -0.24 |
56.01 | 58.29 | -2.28 |