| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.96 | 3.26 | -0.30 |
| Feb | 2.39 | 2.63 | -0.24 |
| Mar | 3.20 | 3.16 | 0.04 |
| Apr | 3.43 | 3.52 | -0.09 |
| May | 3.88 | 3.91 | -0.03 |
| Jun | 4.36 | 4.31 | 0.05 |
| Jul | 4.38 | 4.21 | 0.17 |
| Aug | 3.61 | 3.56 | 0.05 |
| Sep | 3.57 | 3.60 | -0.03 |
| Oct | 3.00 | 3.02 | -0.02 |
| Nov | 2.87 | 3.06 | -0.19 |
| Dec | 3.20 | 3.22 | -0.02 |
40.85 | 41.46 | -0.61 |