| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 3.37 | 3.51 | -0.14 |
| Feb | 3.18 | 3.34 | -0.16 |
| Mar | 3.43 | 3.53 | -0.10 |
| Apr | 3.26 | 3.21 | 0.05 |
| May | 3.31 | 3.65 | -0.34 |
| Jun | 5.62 | 5.72 | -0.10 |
| Jul | 5.74 | 6.19 | -0.45 |
| Aug | 6.25 | 6.39 | -0.14 |
| Sep | 5.00 | 5.37 | -0.37 |
| Oct | 4.15 | 4.19 | -0.04 |
| Nov | 2.86 | 2.84 | 0.02 |
| Dec | 3.37 | 3.60 | -0.23 |
49.54 | 51.54 | -2.00 |