| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.57 | 3.60 | -0.03 |
| Feb | 2.61 | 2.65 | -0.04 |
| Mar | 3.04 | 3.09 | -0.05 |
| Apr | 3.62 | 3.84 | -0.22 |
| May | 3.88 | 4.11 | -0.23 |
| Jun | 4.19 | 4.43 | -0.24 |
| Jul | 4.47 | 4.69 | -0.22 |
| Aug | 3.91 | 3.92 | -0.01 |
| Sep | 4.42 | 4.28 | 0.14 |
| Oct | 4.79 | 4.39 | 0.40 |
| Nov | 3.86 | 3.83 | 0.03 |
| Dec | 4.01 | 4.01 | 0.00 |
46.37 | 46.84 | -0.47 |