| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.00 | 3.07 | -0.07 |
| Feb | 2.61 | 2.68 | -0.07 |
| Mar | 3.62 | 3.81 | -0.19 |
| Apr | 3.36 | 3.39 | -0.03 |
| May | 4.22 | 4.42 | -0.20 |
| Jun | 4.20 | 4.36 | -0.16 |
| Jul | 4.34 | 4.44 | -0.10 |
| Aug | 3.53 | 3.69 | -0.16 |
| Sep | 4.17 | 4.37 | -0.20 |
| Oct | 3.69 | 3.79 | -0.10 |
| Nov | 3.10 | 3.18 | -0.08 |
| Dec | 3.53 | 3.60 | -0.07 |
43.37 | 44.80 | -1.43 |