| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 5.35 | 5.30 | 0.05 |
| Feb | 5.74 | 5.58 | 0.16 |
| Mar | 5.51 | 5.51 | 0.00 |
| Apr | 5.96 | 5.98 | -0.02 |
| May | 4.67 | 4.69 | -0.02 |
| Jun | 4.20 | 4.43 | -0.23 |
| Jul | 4.78 | 4.79 | -0.01 |
| Aug | 4.23 | 4.23 | 0.00 |
| Sep | 3.75 | 3.72 | 0.03 |
| Oct | 3.62 | 3.83 | -0.21 |
| Nov | 4.51 | 4.46 | 0.05 |
| Dec | 5.42 | 5.54 | -0.12 |
57.74 | 58.06 | -0.32 |